Julia Lawall [Fri, 1 May 2015 19:37:49 +0000 (21:37 +0200)]
Staging: lustre: ptlrpc: lproc_ptlrpc: remove unneeded null test before free
Kfree can cope with a null argument, so drop null tests.
The semantic patch that makes this change is as follows:
(http://coccinelle.lip6.fr/)
// <smpl>
@@ expression ptr; @@
- if (ptr != NULL)
kfree(ptr);
// </smpl>
In the first case, the only cleanup needed is the unlock, so jump to that
directly.
Likewise, in the first two failure cases of ptlrpc_lprocfs_nrs_seq_write,
no cleanup is needed, so just drop the goto and return directly.
Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Julia Lawall [Fri, 1 May 2015 19:37:50 +0000 (21:37 +0200)]
Staging: lustre: osc: remove unneeded null test before free
Kfree can cope with a null argument, so drop null tests.
The semantic patch that makes this change is as follows:
(http://coccinelle.lip6.fr/)
// <smpl>
@@ expression ptr; @@
- if (ptr != NULL)
kfree(ptr);
// </smpl>
Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Julia Lawall [Fri, 1 May 2015 19:37:51 +0000 (21:37 +0200)]
staging: lustre: obdecho: remove unneeded null test before free
Kfree can cope with a null argument, so drop null tests.
The semantic patch that makes this change is as follows:
(http://coccinelle.lip6.fr/)
// <smpl>
@@ expression ptr; @@
- if (ptr != NULL)
kfree(ptr);
// </smpl>
Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Julia Lawall [Fri, 1 May 2015 19:37:52 +0000 (21:37 +0200)]
staging: lustre: obdclass: obd_mount: remove unneeded null test before free
Kfree can cope with a null argument, so drop null tests.
The semantic patch that makes this change is as follows:
(http://coccinelle.lip6.fr/)
// <smpl>
@@ expression ptr; @@
- if (ptr != NULL)
kfree(ptr);
@@ expression ptr; @@
- if (ptr != NULL) {
kfree(ptr);
ptr = NULL;
- }
// </smpl>
Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Julia Lawall [Fri, 1 May 2015 19:37:53 +0000 (21:37 +0200)]
staging: lustre: obdclass: obd_config: remove unneeded null test before free
Kfree can cope with a null argument, so drop null tests.
The semantic patch that identifies this issue is as follows:
(http://coccinelle.lip6.fr/)
// <smpl>
@@ expression ptr; @@
- if (ptr != NULL)
kfree(ptr);
// </smpl>
The first part of the patch introduces new labels to avoid unnecessary
calls to kfree. In addition, lprof->lp_md is always null in the cleanup
code at the end of the function, so that kfree is just dropped.
Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Julia Lawall [Fri, 1 May 2015 19:37:54 +0000 (21:37 +0200)]
staging: lustre: obdclass: llog: remove unneeded null test before free
Kfree can cope with a null argument, so drop null tests.
The semantic patch that makes this change is as follows:
(http://coccinelle.lip6.fr/)
// <smpl>
@@ expression ptr; @@
- if (ptr != NULL)
kfree(ptr);
// </smpl>
Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Julia Lawall [Fri, 1 May 2015 19:37:55 +0000 (21:37 +0200)]
staging: lustre: obdclass: genops: remove unneeded null test before free
Kfree can cope with a null argument, so drop null tests.
The semantic patch that makes this change is as follows:
(http://coccinelle.lip6.fr/)
// <smpl>
@@ expression ptr; @@
- if (ptr != NULL)
kfree(ptr);
// </smpl>
Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Julia Lawall [Fri, 1 May 2015 19:37:56 +0000 (21:37 +0200)]
staging: lustre: mdc: remove unneeded null test before free
Kfree can cope with a null argument, so drop null tests.
The semantic patch that makes this change is as follows:
(http://coccinelle.lip6.fr/)
// <smpl>
@@ expression ptr; @@
- if (ptr != NULL)
kfree(ptr);
// </smpl>
Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Julia Lawall [Fri, 1 May 2015 19:37:57 +0000 (21:37 +0200)]
staging: lustre: lov: lov_dev: remove unneeded null test before free
Kfree can cope with a null argument, so drop null tests.
The semantic patch that makes this change is as follows:
(http://coccinelle.lip6.fr/)
// <smpl>
@@ expression ptr; @@
- if (ptr != NULL)
kfree(ptr);
// </smpl>
Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Julia Lawall [Fri, 1 May 2015 19:37:58 +0000 (21:37 +0200)]
staging: lustre: lmv: remove unneeded null test before free
Kfree can cope with a null argument, so drop null tests.
The semantic patch that makes this change is as follows:
(http://coccinelle.lip6.fr/)
// <smpl>
@@ expression ptr; @@
- if (ptr != NULL)
kfree(ptr);
// </smpl>
Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Julia Lawall [Fri, 1 May 2015 19:37:59 +0000 (21:37 +0200)]
staging: lustre: llite: statahead: remove unneeded null test before free
Kfree can cope with a null argument, so drop null tests.
The semantic patch that makes this change is as follows:
(http://coccinelle.lip6.fr/)
// <smpl>
@@ expression ptr; @@
- if (ptr != NULL)
kfree(ptr);
// </smpl>
Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Julia Lawall [Fri, 1 May 2015 19:38:00 +0000 (21:38 +0200)]
Staging: lustre: llite: llite_lib: remove unneeded null test before free
Kfree can cope with a null argument, so drop null tests.
The semantic patch that makes this change is as follows:
(http://coccinelle.lip6.fr/)
// <smpl>
@@ expression ptr; @@
- if (ptr != NULL)
kfree(ptr);
// </smpl>
Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Julia Lawall [Fri, 1 May 2015 19:38:01 +0000 (21:38 +0200)]
Staging: lustre: llite: file: remove unneeded null test before free
Kfree can cope with a null argument, so drop null tests.
The semantic patch that finds this issue is as follows:
(http://coccinelle.lip6.fr/)
// <smpl>
@@ expression ptr; @@
- if (ptr != NULL)
kfree(ptr);
// </smpl>
In the first case, llss can never be null at the point of the kfree anyway.
In the second set of changes, the gotos are either eliminated, when no
freeing is needed (hss failure case), or rewritten so that there is no call
to free on data that has not yet been allocated (free_hss goto case).
There is no goto at which attr is not null, so the out label is simply
dropped.
Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Julia Lawall [Fri, 1 May 2015 19:38:02 +0000 (21:38 +0200)]
Staging: lustre: llite: dir: remove unneeded null test before free
Kfree can cope with a null argument, so drop null tests.
The semantic patch that makes this change is as follows:
(http://coccinelle.lip6.fr/)
// <smpl>
@@ expression ptr; @@
- if (ptr != NULL)
kfree(ptr);
// </smpl>
This patch additionally simplifies one case where the free, and thus the
jump to the end of the function, is not needed.
Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Julia Lawall [Fri, 1 May 2015 19:38:03 +0000 (21:38 +0200)]
staging: lustre: libcfs: linux: remove unneeded null test before free
Kfree can cope with a null argument, so drop null tests.
The semantic patch that makes this change is as follows:
(http://coccinelle.lip6.fr/)
// <smpl>
@@ expression ptr; @@
- if (ptr != NULL) {
kfree(ptr);
ptr = NULL;
- }
// </smpl>
Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Julia Lawall [Fri, 1 May 2015 19:38:04 +0000 (21:38 +0200)]
staging: lustre: ldlm: ldlm_resource: remove unneeded null test before free
Kfree can cope with a null argument, so drop null tests.
The semantic patch that makes this change is as follows:
(http://coccinelle.lip6.fr/)
// <smpl>
@@ expression ptr; @@
- if (ptr != NULL) {
kfree(ptr);
ptr = NULL;
- }
// </smpl>
Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Julia Lawall [Fri, 1 May 2015 19:38:05 +0000 (21:38 +0200)]
staging: lustre: ldlm: ldlm_lock: remove unneeded null test before free
Kfree can cope with a null argument, so drop null tests.
The semantic patch that makes this change is as follows:
(http://coccinelle.lip6.fr/)
// <smpl>
@@ expression ptr; @@
- if (ptr != NULL)
kfree(ptr);
// </smpl>
Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Julia Lawall [Fri, 1 May 2015 19:38:06 +0000 (21:38 +0200)]
staging: lustre: ldlm: ldlm_lib: remove unneeded null test before free
Kfree can cope with a null argument, so drop null tests.
The semantic patch that makes this change is as follows:
(http://coccinelle.lip6.fr/)
// <smpl>
@@ expression ptr; @@
- if (ptr != NULL)
kfree(ptr);
// </smpl>
Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Julia Lawall [Fri, 1 May 2015 15:51:12 +0000 (17:51 +0200)]
staging: lustre: ptlrpc: Use kzalloc and kfree
Replace OBD_ALLOC, OBD_ALLOC_WAIT, OBD_ALLOC_PTR, and OBD_ALLOC_PTR_WAIT by
kalloc/kcalloc, and OBD_FREE and OBD_FREE_PTR by kfree.
A simplified version of the semantic patch that makes these changes is as
follows: (http://coccinelle.lip6.fr/)
// <smpl>
@@ expression ptr,size; @@
- OBD_ALLOC(ptr,size)
+ ptr = kzalloc(size, GFP_NOFS)
@@ expression ptr, size; @@
- OBD_FREE(ptr, size);
+ kfree(ptr);
// </smpl>
Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Julia Lawall [Fri, 1 May 2015 15:51:13 +0000 (17:51 +0200)]
staging: lustre: osc: Use kzalloc and kfree
Replace OBD_ALLOC, OBD_ALLOC_WAIT, OBD_ALLOC_PTR, and OBD_ALLOC_PTR_WAIT by
kalloc/kcalloc, and OBD_FREE and OBD_FREE_PTR by kfree.
A simplified version of the semantic patch that makes these changes is as
follows: (http://coccinelle.lip6.fr/)
// <smpl>
@@ expression ptr,size; @@
- OBD_ALLOC(ptr,size)
+ ptr = kzalloc(size, GFP_NOFS)
@@ expression ptr, size; @@
- OBD_FREE(ptr, size);
+ kfree(ptr);
// </smpl>
Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Julia Lawall [Fri, 1 May 2015 15:51:14 +0000 (17:51 +0200)]
staging: lustre: obdecho: Use kzalloc and kfree
Replace OBD_ALLOC, OBD_ALLOC_WAIT, OBD_ALLOC_PTR, and OBD_ALLOC_PTR_WAIT by
kalloc/kcalloc, and OBD_FREE and OBD_FREE_PTR by kfree.
A simplified version of the semantic patch that makes these changes is as
follows: (http://coccinelle.lip6.fr/)
// <smpl>
@@ expression ptr,size; @@
- OBD_ALLOC(ptr,size)
+ ptr = kzalloc(size, GFP_NOFS)
@@ expression ptr, size; @@
- OBD_FREE(ptr, size);
+ kfree(ptr);
// </smpl>
Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Julia Lawall [Fri, 1 May 2015 15:51:15 +0000 (17:51 +0200)]
staging: lustre: obdclass: Use kzalloc and kfree
Replace OBD_ALLOC, OBD_ALLOC_WAIT, OBD_ALLOC_PTR, and OBD_ALLOC_PTR_WAIT by
kalloc/kcalloc, and OBD_FREE and OBD_FREE_PTR by kfree.
A simplified version of the semantic patch that makes these changes is as
follows: (http://coccinelle.lip6.fr/)
// <smpl>
@@ expression ptr,size; @@
- OBD_ALLOC(ptr,size)
+ ptr = kzalloc(size, GFP_NOFS)
@@ expression ptr, size; @@
- OBD_FREE(ptr, size);
+ kfree(ptr);
// </smpl>
Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Julia Lawall [Fri, 1 May 2015 15:51:16 +0000 (17:51 +0200)]
staging: lustre: mgc: Use kzalloc and kfree
Replace OBD_ALLOC, OBD_ALLOC_WAIT, OBD_ALLOC_PTR, and OBD_ALLOC_PTR_WAIT by
kalloc/kcalloc, and OBD_FREE and OBD_FREE_PTR by kfree.
A simplified version of the semantic patch that makes these changes is as
follows: (http://coccinelle.lip6.fr/)
// <smpl>
@@ expression ptr,size; @@
- OBD_ALLOC(ptr,size)
+ ptr = kzalloc(size, GFP_NOFS)
@@ expression ptr, size; @@
- OBD_FREE(ptr, size);
+ kfree(ptr);
// </smpl>
Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Julia Lawall [Fri, 1 May 2015 15:51:17 +0000 (17:51 +0200)]
staging: lustre: mdc: Use kzalloc and kfree
Replace OBD_ALLOC, OBD_ALLOC_WAIT, OBD_ALLOC_PTR, and OBD_ALLOC_PTR_WAIT by
kalloc/kcalloc, and OBD_FREE and OBD_FREE_PTR by kfree.
A simplified version of the semantic patch that makes these changes is as
follows: (http://coccinelle.lip6.fr/)
// <smpl>
@@ expression ptr,size; @@
- OBD_ALLOC(ptr,size)
+ ptr = kzalloc(size, GFP_NOFS)
@@ expression ptr, size; @@
- OBD_FREE(ptr, size);
+ kfree(ptr);
// </smpl>
Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Julia Lawall [Fri, 1 May 2015 15:51:18 +0000 (17:51 +0200)]
staging: lustre: lmv: Use kzalloc and kfree
Replace OBD_ALLOC, OBD_ALLOC_WAIT, OBD_ALLOC_PTR, and OBD_ALLOC_PTR_WAIT by
kalloc/kcalloc, and OBD_FREE and OBD_FREE_PTR by kfree.
A simplified version of the semantic patch that makes these changes is as
follows: (http://coccinelle.lip6.fr/)
// <smpl>
@@ expression ptr,size; @@
- OBD_ALLOC(ptr,size)
+ ptr = kzalloc(size, GFP_NOFS)
@@ expression ptr, size; @@
- OBD_FREE(ptr, size);
+ kfree(ptr);
// </smpl>
Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Julia Lawall [Fri, 1 May 2015 15:51:19 +0000 (17:51 +0200)]
staging: lustre: ldlm: Use kzalloc and kfree
Replace OBD_ALLOC, OBD_ALLOC_WAIT, OBD_ALLOC_PTR, and OBD_ALLOC_PTR_WAIT by
kalloc/kcalloc, and OBD_FREE and OBD_FREE_PTR by kfree.
A simplified version of the semantic patch that makes these changes is as
follows: (http://coccinelle.lip6.fr/)
// <smpl>
@@ expression ptr,size; @@
- OBD_ALLOC(ptr,size)
+ ptr = kzalloc(size, GFP_NOFS)
@@ expression ptr, size; @@
- OBD_FREE(ptr, size);
+ kfree(ptr);
// </smpl>
Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Julia Lawall [Fri, 1 May 2015 15:51:20 +0000 (17:51 +0200)]
staging: lustre: lclient: Use kzalloc and kfree
Replace OBD_ALLOC, OBD_ALLOC_WAIT, OBD_ALLOC_PTR, and OBD_ALLOC_PTR_WAIT by
kalloc/kcalloc, and OBD_FREE and OBD_FREE_PTR by kfree.
A simplified version of the semantic patch that makes these changes is as
follows: (http://coccinelle.lip6.fr/)
// <smpl>
@@ expression ptr,size; @@
- OBD_ALLOC(ptr,size)
+ ptr = kzalloc(size, GFP_NOFS)
@@ expression ptr, size; @@
- OBD_FREE(ptr, size);
+ kfree(ptr);
// </smpl>
Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Julia Lawall [Fri, 1 May 2015 15:51:21 +0000 (17:51 +0200)]
Staging: lustre: fld: Use kzalloc and kfree
Replace OBD_ALLOC, OBD_ALLOC_WAIT, OBD_ALLOC_PTR, and OBD_ALLOC_PTR_WAIT by
kalloc/kcalloc, and OBD_FREE and OBD_FREE_PTR by kfree.
A simplified version of the semantic patch that makes these changes is as
follows: (http://coccinelle.lip6.fr/)
// <smpl>
@@ expression ptr,size; @@
- OBD_ALLOC(ptr,size)
+ ptr = kzalloc(size, GFP_NOFS)
@@ expression ptr, size; @@
- OBD_FREE(ptr, size);
+ kfree(ptr);
// </smpl>
Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Julia Lawall [Fri, 1 May 2015 15:51:22 +0000 (17:51 +0200)]
staging: lustre: fid: Use kzalloc and kfree
Replace OBD_ALLOC, OBD_ALLOC_WAIT, OBD_ALLOC_PTR, and OBD_ALLOC_PTR_WAIT by
kalloc/kcalloc, and OBD_FREE and OBD_FREE_PTR by kfree.
A simplified version of the semantic patch that makes these changes is as
follows: (http://coccinelle.lip6.fr/)
// <smpl>
@@ expression ptr,size; @@
- OBD_ALLOC(ptr,size)
+ ptr = kzalloc(size, GFP_NOFS)
@@ expression ptr, size; @@
- OBD_FREE(ptr, size);
+ kfree(ptr);
// </smpl>
Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
kbuild test robot [Thu, 30 Apr 2015 16:21:55 +0000 (00:21 +0800)]
staging: lustre: llite: fix ifnullfree.cocci warnings
drivers/staging/lustre/lustre/llite/dir.c:1440:3-8: WARNING: NULL check before freeing functions like kfree, debugfs_remove, debugfs_remove_recursive or usb_free_urb is not needed. Maybe consider reorganizing relevant code to avoid passing NULL values.
NULL check before some freeing functions is not needed.
Based on checkpatch warning
"kfree(NULL) is safe this check is probably not required"
and kfreeaddr.cocci by Julia Lawall.
Generated by: scripts/coccinelle/free/ifnullfree.cocci
CC: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Fengguang Wu <fengguang.wu@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
kbuild test robot [Thu, 30 Apr 2015 16:21:55 +0000 (00:21 +0800)]
staging: lustre: llite: fix ifnullfree.cocci warnings
drivers/staging/lustre/lustre/llite/llite_lib.c:989:2-7: WARNING: NULL check before freeing functions like kfree, debugfs_remove, debugfs_remove_recursive or usb_free_urb is not needed. Maybe consider reorganizing relevant code to avoid passing NULL values.
drivers/staging/lustre/lustre/llite/llite_lib.c:991:2-7: WARNING: NULL check before freeing functions like kfree, debugfs_remove, debugfs_remove_recursive or usb_free_urb is not needed. Maybe consider reorganizing relevant code to avoid passing NULL values.
NULL check before some freeing functions is not needed.
Based on checkpatch warning
"kfree(NULL) is safe this check is probably not required"
and kfreeaddr.cocci by Julia Lawall.
Generated by: scripts/coccinelle/free/ifnullfree.cocci
CC: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Fengguang Wu <fengguang.wu@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
kbuild test robot [Thu, 30 Apr 2015 16:27:35 +0000 (00:27 +0800)]
staging: lustre: fix ifnullfree.cocci warnings
drivers/staging/lustre/lustre/lov/lov_request.c:74:3-8: WARNING: NULL check before freeing functions like kfree, debugfs_remove, debugfs_remove_recursive or usb_free_urb is not needed. Maybe consider reorganizing relevant code to avoid passing NULL values.
NULL check before some freeing functions is not needed.
Based on checkpatch warning
"kfree(NULL) is safe this check is probably not required"
and kfreeaddr.cocci by Julia Lawall.
Generated by: scripts/coccinelle/free/ifnullfree.cocci
CC: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Fengguang Wu <fengguang.wu@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
kbuild test robot [Thu, 30 Apr 2015 16:27:35 +0000 (00:27 +0800)]
staging: lustre: fix ifnullfree.cocci warnings
drivers/staging/lustre/lustre/lov/lov_obd.c:574:3-8: WARNING: NULL check before freeing functions like kfree, debugfs_remove, debugfs_remove_recursive or usb_free_urb is not needed. Maybe consider reorganizing relevant code to avoid passing NULL values.
NULL check before some freeing functions is not needed.
Based on checkpatch warning
"kfree(NULL) is safe this check is probably not required"
and kfreeaddr.cocci by Julia Lawall.
Generated by: scripts/coccinelle/free/ifnullfree.cocci
CC: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Fengguang Wu <fengguang.wu@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Gbenga Adalumo [Wed, 22 Apr 2015 07:39:48 +0000 (00:39 -0700)]
Staging: comedi: fix code indent coding style issues in daqboard2000.c
This is a patch to daqboard2000.c file that fixes code indent errors found by the checkpatch.pl tool
Signed-off-by: Gbenga Adalumo <gbengadev@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Gujulan Elango, Hari Prasath (H.) [Thu, 23 Apr 2015 19:14:21 +0000 (19:14 +0000)]
staging: comedi: Remove unwanted lines of code
This patch removes a few lines of code & retains the same functionality
Signed-off-by: Hari Prasath Gujulan Elango <hgujulan@visteon.com>
Reviewed-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Ian Abbott [Tue, 21 Apr 2015 12:18:11 +0000 (13:18 +0100)]
staging: comedi: move COMEDI_SRF_... macros to "comedi_fops.c"
The `COMEDI_SRF_...` macros define flag combinations in the `runflags`
member of `struct comedi_subdevice`. They are only used directly in
"comedi_fops.c", so move them to there.
Signed-off-by: Ian Abbott <abbotti@mev.co.uk>
Reviewed-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Ian Abbott [Tue, 21 Apr 2015 12:18:10 +0000 (13:18 +0100)]
staging: comedi: wrap COMEDI_SRF_FREE_SPRIV usage
The `COMEDI_SRF_FREE_SPRIV` flag in the `runflags` member of `struct
comedi_subdevice` indicates that the memory pointed to by the `private`
member can be automatically freed by the comedi core on subdevice
clean-up (when the low-level comedi device is being "detached"). the
flag doesn't really belong in `runflags`, but it was somewhere
convenient to keep it without having to add a new member to the
structure.
Rather than access the `COMEDI_SRF_FREE_SPRIV` flag directly, use some
new wrapper functions:
* comedi_can_auto_free_spriv(s) - checks whether the subdevice's
`s->private` points to memory that can be freed automatically.
* comedi_set_spriv_auto_free(s) - marks the subdevice as having a
`s->private` that points to memory that can be freed automatically.
Export `comedi_set_spriv_auto_free()` for use by the low-level comedi
driver modules, in particular the "amplc_dio200_common" module.
Signed-off-by: Ian Abbott <abbotti@mev.co.uk>
Reviewed-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
H Hartley Sweeten [Mon, 20 Apr 2015 18:49:06 +0000 (11:49 -0700)]
staging: comedi: serial2002: fix Coverity "Explicit null dereference"
serial2002_setup_subdevices() initializes each subdevice based on the
config read from the attached serial device. Part of this initialization
is to setup the subdevice range_table_list for the non digital subdevices.
The range_table_list is allocated only when a 'range' is passed to the
functions. Each channel of the subdevice then has it's 'range' initialized
and that range is added to the range_table_list.
The logic of this function works but causes Coverity complain about an
Explicit null dereference of the allocated 'range_table_list'. Add a check
for the 'range_table_list' to quiet the Coverity issue.
Reported-by: coverity (CID 1011632)
Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Reviewed-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
H Hartley Sweeten [Mon, 20 Apr 2015 18:49:05 +0000 (11:49 -0700)]
staging: comedi: ni_nio_common: don't write non-existing caldac's
ni_write_caldac() checks the boardinfo 'caldac' array to determine what
caldac is used for a given 'addr'. It then calculates the 'bitstring' and
number of 'bits' used to write a value to that caldac address.
After checking the caldac array, if the number of bits is 0 there is no
caldac associated with the address. If this happens we shouldn't try
writing to the non-existing caldac.
Reported-by: coverity (CID 1192116)
Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Reviewed-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
H Hartley Sweeten [Mon, 20 Apr 2015 18:49:04 +0000 (11:49 -0700)]
staging: comedi: comedi_bond: fix 'b_mask' calc in bonding_dio_insn_bits()
'b_chans' may be a valud up to 32. 'b_mask' is an unsigned int and a left shift of
more than 31 bits has undefined behavior. Fix the calc so it works correctly with
a 'b_chans' of 32..
Reported-by: coverity (CID 1192244)
Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Reviewed-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Andrei Maresu [Thu, 9 Apr 2015 20:29:31 +0000 (23:29 +0300)]
Staging: comedi: daqboard2000.c fixed trailing whitespace
Fixed a coding style issue.
Signed-off-by: Andrei Maresu <andreimaresu@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Sudip Mukherjee [Tue, 7 Apr 2015 08:25:01 +0000 (13:55 +0530)]
staging: panel: remove duplicate code
both the misc_deregister(), parport_release() and
parport_unregister_device() is there in the module_exit function also.
detach is called from parport_unregister_driver() and by the time
detach executes misc_deregister(), parport_release() and
parport_unregister_device() has already executed marking
keypad_initialized and lcd.initialized as false. so this part of the
code will never execute.
Signed-off-by: Sudip Mukherjee <sudip@vectorindia.org>
Reviewed-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Aaro Koskinen [Sat, 4 Apr 2015 19:51:21 +0000 (22:51 +0300)]
staging: octeon-ethernet: update boilerplate comments
Update boilerplate comments to be more terse by removing
redundant information.
Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Aaro Koskinen [Sat, 4 Apr 2015 19:51:20 +0000 (22:51 +0300)]
staging: octeon-ethernet: eliminate OCTEON_ETHERNET_VERSION
This driver has drifted away from out-of-tree versions years ago
and the version string does not provide any useful information.
Instead provide the kernel version string to ethtool, so that we get
useful version information e.g. for bug reports.
Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Aaro Koskinen [Sat, 4 Apr 2015 19:51:19 +0000 (22:51 +0300)]
staging: octeon-ethernet: eliminate DONT_WRITEBACK
This feature is not used so eliminate it.
Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Aaro Koskinen [Sat, 4 Apr 2015 19:51:18 +0000 (22:51 +0300)]
staging: octeon-ethernet: eliminate USE_RED define
We have RED always enabled, so eliminate the #define.
Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Aaro Koskinen [Sat, 4 Apr 2015 19:51:17 +0000 (22:51 +0300)]
staging: octeon-ethernet: eliminate USE_SKBUFFS_IN_HW define
We always try to use skbuffs for packet buffers, so eliminate
a redundant define.
Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Aaro Koskinen [Sat, 4 Apr 2015 19:51:16 +0000 (22:51 +0300)]
staging: octeon-ethernet: eliminate USE_HW_TCPUDP_CHECKSUM define
HW checksum is always enabled, so delete a redundant define.
Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Aaro Koskinen [Sat, 4 Apr 2015 19:51:15 +0000 (22:51 +0300)]
staging: octeon-ethernet: eliminate USE_10MBPS_PREAMBLE_WORKAROUND define
We have the workaround always enabled, so eliminate a redundant #define.
Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Aaro Koskinen [Sat, 4 Apr 2015 19:51:14 +0000 (22:51 +0300)]
staging: octeon-ethernet: delete references to CONFIG_CAVIUM_RESERVE32
Delete references to CONFIG_CAVIUM_RESERVE32. Kernel does not have such
option and the driver does not use it for anything.
Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Aaro Koskinen [Sat, 4 Apr 2015 19:51:13 +0000 (22:51 +0300)]
staging: octeon-ethernet: spi: refactor spx block interrupt handling
Code for spx1 and spx0 block are identical, move it into a function.
Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Aaro Koskinen [Sat, 4 Apr 2015 19:51:12 +0000 (22:51 +0300)]
staging: octeon-ethernet: spi: move stx interrupt dumps into a function
Move interrupt printouts into a common function to avoid copy paste.
Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Aaro Koskinen [Sat, 4 Apr 2015 19:51:11 +0000 (22:51 +0300)]
staging: octeon-ethernet: spi: move spx interrupt dumps into a function
Move interrupt printouts into a common function to avoid copy paste.
Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Aaro Koskinen [Sat, 4 Apr 2015 19:51:10 +0000 (22:51 +0300)]
staging: octeon-ethernet: rgmii: use function to configure hw preamble
Use a function to enable/disable HW preamble checking to avoid copy paste.
Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Aaro Koskinen [Sat, 4 Apr 2015 19:51:09 +0000 (22:51 +0300)]
staging: octeon-ethernet: rgmii: refactor gmx block interrupt handling
Code for gmx0 and gmx1 block is identical, move it into a function.
Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Aaro Koskinen [Sat, 4 Apr 2015 19:51:08 +0000 (22:51 +0300)]
staging: octeon-ethernet: sgmii/xaui: make link poll generic
Make link poll generic to avoid copy paste.
Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Aaro Koskinen [Sat, 4 Apr 2015 19:51:07 +0000 (22:51 +0300)]
staging: octeon-ethernet: consolidate carrier notifications
Always use cvm_oct_note_carrier() to avoid copy-pasted code.
Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Aaro Koskinen [Sat, 4 Apr 2015 19:51:06 +0000 (22:51 +0300)]
staging: octeon-ethernet: add queue information to carrier note
Add queue information to carrier note.
Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Aaro Koskinen [Sat, 4 Apr 2015 19:51:05 +0000 (22:51 +0300)]
staging: octeon-ethernet: delete sgmii and xaui specific uninit functions
Delete redundant wrappers.
Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Aaro Koskinen [Sat, 4 Apr 2015 19:51:04 +0000 (22:51 +0300)]
staging: octeon-ethernet: move ndo_stop to common init
All init functions call ndo_stop if it's defined, so move it
to common function.
Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Aaro Koskinen [Sat, 4 Apr 2015 19:51:03 +0000 (22:51 +0300)]
staging: octeon-ethernet: consolidate ndo_stop functions
All ndo_stop functions are identical. Get rid of duplicated code.
Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Aaro Koskinen [Sat, 4 Apr 2015 19:51:02 +0000 (22:51 +0300)]
staging: octeon-ethernet: consolidate ndo_open functions
ndo_open for rgmii, sgmii and xaui are almost identical. Put the common
code in a single function.
Signed-off-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Malcolm Priestley [Mon, 6 Apr 2015 20:19:48 +0000 (21:19 +0100)]
staging: vt6655: device_intr check for vif on while loop
vif should never be or go null while in loop.
Fixes race condition where interrupts are late and when
interface is not present.
Signed-off-by: Malcolm Priestley <tvboxspy@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Alan [Wed, 8 Apr 2015 19:24:43 +0000 (20:24 +0100)]
iio: example code is buggy
Shock horror, example template code that has never been used in reality is
in fact a hazard. This fixes the obvious bug, probably these kind of
"examples" should be deleted so real (working) examples are followed.
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Gujulan Elango, Hari Prasath (H.) [Thu, 23 Apr 2015 19:30:53 +0000 (19:30 +0000)]
staging: emxx_udc: Remove dead code
This patch removes few lines of commented code.
Signed-off-by: Hari Prasath Gujulan Elango <hgujulan@visteon.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Gujulan Elango, Hari Prasath (H.) [Thu, 23 Apr 2015 19:29:51 +0000 (19:29 +0000)]
staging: emxx_udc : remove stray semicolon
This patch removes a stray semicolon around closing brace of an if code
block.
Signed-off-by: Hari Prasath Gujulan Elango <hgujulan@visteon.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Julia Lawall [Sat, 4 Apr 2015 14:59:30 +0000 (16:59 +0200)]
staging: emxx_udc: test returned value
Put NULL test on the result of the previous call instead on one of its
arguments. A simplified version of the semantic match that finds this
problem is as follows (http://coccinelle.lip6.fr/):
// <smpl>
r@
expression *e1;
expression *e2;
identifier f;
statement S1,S2;
@@
e1 = f(...,e2,...);
(
if (e1 == NULL || ...) S1 else S2
|
*if (e2 == NULL || ...) S1 else S2
)
// </smpl>
Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Nicolas Iooss [Fri, 17 Apr 2015 09:41:43 +0000 (17:41 +0800)]
Staging: fbtft: fix header guard typo
drivers/staging/fbtft/internal.h header guard tests for
__LINUX_FBTFT__INTERNAL_H but then defines __LINUX_FBTFT_INTERNAL_H
(only 1 underscore) and uses the same name for the #endif comment.
Use the same name everywhere.
Signed-off-by: Nicolas Iooss <nicolas.iooss_linux@m4x.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Geert Uytterhoeven [Fri, 24 Apr 2015 07:44:15 +0000 (09:44 +0200)]
staging: fbtft: Disable DMA support if DMA is not available
If NO_DMA=y:
drivers/built-in.o: In function `fbtft_framebuffer_alloc':
(.text+0xb53cae): undefined reference to `dmam_alloc_coherent'
As DMA support is already optional, make it depend on HAS_DMA.
Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Charlie Wong Super [Sat, 4 Apr 2015 12:54:56 +0000 (20:54 +0800)]
staging: fbtft: Add a blank line after declarations
scripts/checkpatch.pl WARNING: Missing a blank line after declarations
Signed-off-by: Charlie Wong Super <1213charlie@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Charlie Wong Super [Sat, 4 Apr 2015 11:30:28 +0000 (19:30 +0800)]
staging: fbtft: Replace spaces to tab
Spaces at the start of the line, replace the leading space to tabs
Signed-off-by: Charlie Wong Super <1213charlie@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Benjamin Romer [Tue, 14 Apr 2015 01:16:51 +0000 (21:16 -0400)]
staging: unisys: remove uislib module from staging tree
This module is being removed completely, because it contained wrapper functions
and utility functions that were used in virtpci and virthba. Since these two
drivers are being rewritten to not use these wrappers and utilities, uislib
needs to go.
Signed-off-by: Benjamin Romer <benjamin.romer@unisys.com>
Reviewed-by: Don Zickus <dzickus@redhat.com>
Reviewed-by: Jes Sorensen <Jes.Sorensen@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Benjamin Romer [Tue, 14 Apr 2015 01:16:50 +0000 (21:16 -0400)]
staging: unisys: remove virtpci driver from staging tree
The virtpci driver is being rewritten, so remove the driver from the staging
tree.
Signed-off-by: Benjamin Romer <benjamin.romer@unisys.com>
Reviewed-by: Don Zickus <dzickus@redhat.com>
Reviewed-by: Jes Sorensen <Jes.Sorensen@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Benjamin Romer [Tue, 14 Apr 2015 01:16:49 +0000 (21:16 -0400)]
staging: unisys: remove virthba driver for rewrite
The virthba driver is being rewritten and will be renamed to visorhba, so delete
the old driver from the source tree.
Signed-off-by: Benjamin Romer <benjamin.romer@unisys.com>
Reviewed-by: Don Zickus <dzickus@redhat.com>
Reviewed-by: Jes Sorensen <Jes.Sorensen@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Jes Sorensen [Mon, 13 Apr 2015 14:28:44 +0000 (10:28 -0400)]
staging: unisys: visorchipset: Get rid of ulong usage
Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com>
Tested-by: Benjamin Romer <benjamin.romer@unisys.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Jes Sorensen [Mon, 13 Apr 2015 14:28:43 +0000 (10:28 -0400)]
staging: unisys: visorchipset: Remove unused get_channel_info notifier
Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com>
Tested-by: Benjamin Romer <benjamin.romer@unisys.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Jes Sorensen [Mon, 13 Apr 2015 14:28:42 +0000 (10:28 -0400)]
staging: unisys: visorchipset: Use correct type for dev_no
visorchipset_bus_info.dev_no is only assigned the value of
controlvm_message_packet.create_bus.dev_count, which is a u32. No
point promoting it to a u64.
Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com>
Tested-by: Benjamin Romer <benjamin.romer@unisys.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Jes Sorensen [Mon, 13 Apr 2015 14:28:41 +0000 (10:28 -0400)]
staging: unisys: visorchipset: Do not use confuse size of long with size of u32
struct visorcipset_device_info defines bus_no and dev_no as u32, while
the deprecated ulong type is 64 bits. Hence avoid promoting the values
to 64 bit just to truncate them again later.
Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com>
Tested-by: Benjamin Romer <benjamin.romer@unisys.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Jes Sorensen [Mon, 13 Apr 2015 14:28:40 +0000 (10:28 -0400)]
staging: unisys: visorchipset: Get rid of ugly BOOL/TRUE/FALSE usage
Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com>
Tested-by: Benjamin Romer <benjamin.romer@unisys.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Jes Sorensen [Mon, 13 Apr 2015 14:28:39 +0000 (10:28 -0400)]
staging: unisys: visorchipset: Avoid struct typedef abuse
Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com>
Tested-by: Benjamin Romer <benjamin.romer@unisys.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Jes Sorensen [Mon, 13 Apr 2015 14:28:38 +0000 (10:28 -0400)]
staging: unisys: visorchipset: Remove unused NONULLSTR()
Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com>
Tested-by: Benjamin Romer <benjamin.romer@unisys.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Benjamin Romer [Mon, 6 Apr 2015 14:27:40 +0000 (10:27 -0400)]
staging: unisys: fix kdump support
The s-Par drivers used to be out-of-tree, so they needed a parameter to
let them know we were going into a dump. This patch removes that code
and uses the built-in kernel function instead.
Reviewed-by: Jes Sorensen <Jes.Sorensen@redhat.com>
Signed-off-by: Benjamin Romer <benjamin.romer@unisys.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Andreas Theodosiou [Sat, 4 Apr 2015 23:09:30 +0000 (02:09 +0300)]
staging : unisys: Fix brace coding style issue
This is a patch to visorchannel/visorchannel_funcs.c that fixes a couple
of brace warnings found by checkpatch.pl.
Signed-off-by: Andreas Theodosiou <andreasabu@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Dzmitry Sledneu [Sat, 18 Apr 2015 13:20:43 +0000 (15:20 +0200)]
staging: lustre: Make struct mdc_kuc_fops static
This patch fixes the following Sparse warning:
"symbol 'mdc_kuc_fops' was not declared. Should it be static?".
Signed-off-by: Dzmitry Sledneu <dzmitry.sledneu@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Julia Lawall [Sun, 12 Apr 2015 21:34:20 +0000 (23:34 +0200)]
staging: lustre: drop uses of some OBD alloc and free functions
Replace OBD_ALLOC, OBD_ALLOC_WAIT, OBD_ALLOC_PTR, and OBD_ALLOC_PTR_WAIT by
kzalloc or calloc, as appropriate.
Replace OBD_FREE and OBD_FREE_PTR by kfree.
A simplified version of the semantic patch that makes these changes in the
OBD_ALLOC/FREE case is as follows: (http://coccinelle.lip6.fr/)
// <smpl>
@@
expression ptr,e1,e2;
@@
- OBD_ALLOC(ptr,sizeof e1 * e2)
+ ptr = kcalloc(e2, sizeof e1, GFP_NOFS)
@@
expression ptr,size;
@@
- OBD_ALLOC(ptr,size)
+ ptr = kzalloc(size, GFP_NOFS)
@@
expression ptr, size;
@@
- OBD_FREE(ptr, size);
+ kfree(ptr);
// </smpl>
Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Julia Lawall [Sun, 12 Apr 2015 20:55:02 +0000 (22:55 +0200)]
staging: lustre: llite: drop uses of OBD free functions
Replace OBD_FREE and OBD_FREE_PTR by kfree.
The semantic patch that makes these changes is as follows:
(http://coccinelle.lip6.fr/)
// <smpl>
@@
expression ptr, size;
@@
- OBD_FREE(ptr, size);
+ kfree(ptr);
@@
expression ptr;
@@
- OBD_FREE_PTR(ptr);
+ kfree(ptr);
// </smpl>
Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Andreas Dilger [Wed, 8 Apr 2015 23:24:02 +0000 (17:24 -0600)]
staging: lustre: llite: remove obsolete conditional code
Remove conditional flock/aops code that was only for out-of-tree
vendor kernels but is not relevant for in-kernel code.
Signed-off-by: Andreas Dilger <andreas.dilger@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
kbuild test robot [Thu, 30 Apr 2015 13:03:04 +0000 (21:03 +0800)]
i2o: fix simple_return.cocci warnings
drivers/staging/i2o/iop.c:777:1-3: WARNING: end returns can be simpified
Simplify a trivial if-return sequence. Possibly combine with a
preceding function call.
Generated by: scripts/coccinelle/misc/simple_return.cocci
CC: Alan Cox <alan@linux.intel.com>
Signed-off-by: Fengguang Wu <fengguang.wu@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Gujulan Elango, Hari Prasath (H.) [Thu, 23 Apr 2015 13:43:01 +0000 (13:43 +0000)]
staging: i2o: Remove unwanted semicolon
This patch removes unwanted semicolon around close braces of code blocks
Signed-off-by: Hari Prasath <hgujulan@visteon.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Greg Kroah-Hartman [Wed, 29 Apr 2015 14:21:59 +0000 (16:21 +0200)]
Staging: iop.c: move assignment out of if () block
We should not be doing assignments within an if () block
so fix up the code to not do this.
change was created using Coccinelle.
CC: Supriya Karanth <iskaranth@gmail.com>
CC: Somya Anand <somyaanand214@gmail.com>
CC: Alan Cox <alan@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Johan Hovold [Thu, 23 Apr 2015 14:06:52 +0000 (16:06 +0200)]
staging: octeon-usb: fix unaligned isochronous transfers
Make sure to copy the whole transfer buffer when releasing the temporary
buffer used for unaligned isochronous transfers as the data is not
necessarily contiguous in that case.
Signed-off-by: Johan Hovold <johan@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Linus Torvalds [Mon, 27 Apr 2015 00:59:10 +0000 (17:59 -0700)]
Linux 4.1-rc1
Andy Lutomirski [Sun, 26 Apr 2015 23:47:59 +0000 (16:47 -0700)]
x86_64, asm: Work around AMD SYSRET SS descriptor attribute issue
AMD CPUs don't reinitialize the SS descriptor on SYSRET, so SYSRET with
SS == 0 results in an invalid usermode state in which SS is apparently
equal to __USER_DS but causes #SS if used.
Work around the issue by setting SS to __KERNEL_DS __switch_to, thus
ensuring that SYSRET never happens with SS set to NULL.
This was exposed by a recent vDSO cleanup.
Fixes: e7d6eefaaa44 x86/vdso32/syscall.S: Do not load __USER32_DS to %ss
Signed-off-by: Andy Lutomirski <luto@kernel.org>
Cc: Peter Anvin <hpa@zytor.com>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Denys Vlasenko <vda.linux@googlemail.com>
Cc: Brian Gerst <brgerst@gmail.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Linus Torvalds [Mon, 27 Apr 2015 00:55:26 +0000 (17:55 -0700)]
Merge branch 'drm-fixes' of git://people.freedesktop.org/~airlied/linux
Pull intel drm fixes from Dave Airlie.
* 'drm-fixes' of git://people.freedesktop.org/~airlied/linux:
drm/i915: vlv: fix save/restore of GFX_MAX_REQ_COUNT reg
drm/i915: Workaround to avoid lite restore with HEAD==TAIL
drm/i915: cope with large i2c transfers
Linus Torvalds [Mon, 27 Apr 2015 00:47:46 +0000 (17:47 -0700)]
Merge git://git.infradead.org/intel-iommu
Pull intel iommu updates from David Woodhouse:
"This lays a little of the groundwork for upcoming Shared Virtual
Memory support — fixing some bogus #defines for capability bits and
adding the new ones, and starting to use the new wider page tables
where we can, in anticipation of actually filling in the new fields
therein.
It also allows graphics devices to be assigned to VM guests again.
This got broken in 3.17 by disallowing assignment of RMRR-afflicted
devices. Like USB, we do understand why there's an RMRR for graphics
devices — and unlike USB, it's actually sane. So we can make an
exception for graphics devices, just as we do USB controllers.
Finally, tone down the warning about the X2APIC_OPT_OUT bit, due to
persistent requests. X2APIC_OPT_OUT was added to the spec as a nasty
hack to allow broken BIOSes to forbid us from using X2APIC when they
do stupid and invasive things and would break if we did.
Someone noticed that since Windows doesn't have full IOMMU support for
DMA protection, setting the X2APIC_OPT_OUT bit made Windows avoid
initialising the IOMMU on the graphics unit altogether.
This means that it would be available for use in "driver mode", where
the IOMMU registers are made available through a BAR of the graphics
device and the graphics driver can do SVM all for itself.
So they started setting the X2APIC_OPT_OUT bit on *all* platforms with
SVM capabilities. And even the platforms which *might*, if the
planets had been aligned correctly, possibly have had SVM capability
but which in practice actually don't"
* git://git.infradead.org/intel-iommu:
iommu/vt-d: support extended root and context entries
iommu/vt-d: Add new extended capabilities from v2.3 VT-d specification
iommu/vt-d: Allow RMRR on graphics devices too
iommu/vt-d: Print x2apic opt out info instead of printing a warning
iommu/vt-d: kill bogus ecap_niotlb_iunits()
Linus Torvalds [Mon, 27 Apr 2015 00:44:09 +0000 (17:44 -0700)]
Merge branch 'i2c/for-next' of git://git./linux/kernel/git/wsa/linux
Pull i2c fixes from Wolfram Sang:
"This has a mixture of merge window cleanups and bugfixes"
* 'i2c/for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux:
i2c: st: add include for pinctrl
i2c: mux: use proper dev when removing "channel-X" symlinks
i2c: digicolor: remove duplicate include
i2c: Mark adapter devices with pm_runtime_no_callbacks
i2c: pca-platform: fix broken email address
i2c: mxs: fix broken email address
i2c: rk3x: report number of messages transmitted
Linus Torvalds [Mon, 27 Apr 2015 00:40:30 +0000 (17:40 -0700)]
Merge branch 'for-linus-4.1' of git://git./linux/kernel/git/mason/linux-btrfs
Pull btrfs fixes from Chris Mason:
"Filipe hit two problems in my block group cache patches. We finalized
the fixes last week and ran through more tests"
* 'for-linus-4.1' of git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux-btrfs:
Btrfs: prevent list corruption during free space cache processing
Btrfs: fix inode cache writeout
Dave Airlie [Mon, 27 Apr 2015 00:35:15 +0000 (10:35 +1000)]
Merge tag 'drm-intel-next-fixes-2015-04-25' of git://anongit.freedesktop.org/drm-intel into drm-fixes
three fixes for i915.
* tag 'drm-intel-next-fixes-2015-04-25' of git://anongit.freedesktop.org/drm-intel:
drm/i915: vlv: fix save/restore of GFX_MAX_REQ_COUNT reg
drm/i915: Workaround to avoid lite restore with HEAD==TAIL
drm/i915: cope with large i2c transfers
Linus Torvalds [Mon, 27 Apr 2015 00:33:59 +0000 (17:33 -0700)]
Merge tag 'nfs-for-4.1-1' of git://git.linux-nfs.org/projects/trondmy/linux-nfs
Pull NFS client updates from Trond Myklebust:
"Another set of mainly bugfixes and a couple of cleanups. No new
functionality in this round.
Highlights include:
Stable patches:
- Fix a regression in /proc/self/mountstats
- Fix the pNFS flexfiles O_DIRECT support
- Fix high load average due to callback thread sleeping
Bugfixes:
- Various patches to fix the pNFS layoutcommit support
- Do not cache pNFS deviceids unless server notifications are enabled
- Fix a SUNRPC transport reconnection regression
- make debugfs file creation failure non-fatal in SUNRPC
- Another fix for circular directory warnings on NFSv4 "junctioned"
mountpoints
- Fix locking around NFSv4.2 fallocate() support
- Truncating NFSv4 file opens should also sync O_DIRECT writes
- Prevent infinite loop in rpcrdma_ep_create()
Features:
- Various improvements to the RDMA transport code's handling of
memory registration
- Various code cleanups"
* tag 'nfs-for-4.1-1' of git://git.linux-nfs.org/projects/trondmy/linux-nfs: (55 commits)
fs/nfs: fix new compiler warning about boolean in switch
nfs: Remove unneeded casts in nfs
NFS: Don't attempt to decode missing directory entries
Revert "nfs: replace nfs_add_stats with nfs_inc_stats when add one"
NFS: Rename idmap.c to nfs4idmap.c
NFS: Move nfs_idmap.h into fs/nfs/
NFS: Remove CONFIG_NFS_V4 checks from nfs_idmap.h
NFS: Add a stub for GETDEVICELIST
nfs: remove WARN_ON_ONCE from nfs_direct_good_bytes
nfs: fix DIO good bytes calculation
nfs: Fetch MOUNTED_ON_FILEID when updating an inode
sunrpc: make debugfs file creation failure non-fatal
nfs: fix high load average due to callback thread sleeping
NFS: Reduce time spent holding the i_mutex during fallocate()
NFS: Don't zap caches on fallocate()
xprtrdma: Make rpcrdma_{un}map_one() into inline functions
xprtrdma: Handle non-SEND completions via a callout
xprtrdma: Add "open" memreg op
xprtrdma: Add "destroy MRs" memreg op
xprtrdma: Add "reset MRs" memreg op
...
Linus Torvalds [Sun, 26 Apr 2015 22:48:49 +0000 (15:48 -0700)]
Merge branch 'for-linus' of git://git./linux/kernel/git/viro/vfs
Pull fourth vfs update from Al Viro:
"d_inode() annotations from David Howells (sat in for-next since before
the beginning of merge window) + four assorted fixes"
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs:
RCU pathwalk breakage when running into a symlink overmounting something
fix I_DIO_WAKEUP definition
direct-io: only inc/dec inode->i_dio_count for file systems
fs/9p: fix readdir()
VFS: assorted d_backing_inode() annotations
VFS: fs/inode.c helpers: d_inode() annotations
VFS: fs/cachefiles: d_backing_inode() annotations
VFS: fs library helpers: d_inode() annotations
VFS: assorted weird filesystems: d_inode() annotations
VFS: normal filesystems (and lustre): d_inode() annotations
VFS: security/: d_inode() annotations
VFS: security/: d_backing_inode() annotations
VFS: net/: d_inode() annotations
VFS: net/unix: d_backing_inode() annotations
VFS: kernel/: d_inode() annotations
VFS: audit: d_backing_inode() annotations
VFS: Fix up some ->d_inode accesses in the chelsio driver
VFS: Cachefiles should perform fs modifications on the top layer only
VFS: AF_UNIX sockets should call mknod on the top layer only
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