staging: lustre: ldlm: use delayed_work for pools_recalc

ldlm currenty has a kthread which wakes up every so often
and calls ldlm_pools_recalc().
The thread is started and stopped, but no other external interactions
happen.

This can trivially be replaced by a delayed_work if we have
ldlm_pools_recalc() reschedule the work rather than just report
when to do that.

Signed-off-by: NeilBrown <neilb@suse.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: lustre: obdclass: use workqueue for zombie management.

obdclass currently maintains two lists of data structures
(imports and exports), and a kthread which will free
anything on either list.  The thread is woken whenever
anything is added to either list.

This is exactly the sort of thing that workqueues exist for.

So discard the zombie kthread and the lists and locks, and
create a single workqueue.  Each obd_import and obd_export
gets a work_struct to attach to this workqueue.

This requires a small change to import_sec_validate_get()
which was testing if an obd_import was on the zombie
list.  This cannot have every safely found it to be
on the list (as it could be freed asynchronously)
so it must be dead code.

We could use system_wq instead of creating a dedicated
zombie_wq, but as we occasionally want to flush all pending
work, it is a little nicer to only have to wait for our own
work items.

Signed-off-by: NeilBrown <neilb@suse.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: lustre: ptlrpc: change GFP_NOFS to GFP_KERNEL

These allocations are performed during initialization,
so they don't need GFP_NOFS.

Signed-off-by: NeilBrown <neilb@suse.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: lustre: get entropy from nid when nid set.

When the 'lustre' module is loaded, it gets a list of
net devices and uses the node ids to  add entropy
to the prng.  This means that the network interfaces need
to be configured before the module is loaded, which prevents
the module from being compiled into a monolithic kernel.

So move this entropy addition to the moment when
the interface is imported to LNet and the node id is first known.

Signed-off-by: NeilBrown <neilb@suse.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: lustre: lnet: keep ln_nportals consistent

ln_nportals should be zero when no portals have
been allocated.  This ensures that memory allocation failure
is handled correctly elsewhere.

Signed-off-by: NeilBrown <neilb@suse.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: lustre: obdclass: don't require lct_owner to be non-NULL.

Some places in lu_object.c allow lct_owner to be NULL, implying
that the code is built in to the kernel (not a module), but
two places don't.  This prevents us from building lustre into
the kernel.

So remove the requirement and always allow lct_owner to be NULL.

This requires removing an "assert" that the module count is positive,
but this is redundant as module_put() already does the necessary test.

Signed-off-by: NeilBrown <neilb@suse.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: lustre: statahead: remove incorrect test on agl_list_empty()

Including agl_list_empty() in the wait_event_idle() condition
is pointless as the body of the loop doesn't do anything
about the agl list.
So if the list wasn't empty, the while loop would spin
indefinitely.

The test was removed in the lustre-release commit
672ab0e00d61 ("LU-3270 statahead: small fixes and cleanup"),
but not in the Linux commit 5231f7651c55 ("staging: lustre:
statahead: small fixes and cleanup").

Fixes: 5231f7651c55 ("staging: lustre: statahead: small fixes and cleanup")
Signed-off-by: NeilBrown <neilb@suse.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: lustre: fix bug in osc_enter_cache_try

The lustre-release patch commit bdc5bb52c554 ("LU-4933 osc:
Automatically increase the max_dirty_mb") changed

-       if (cli->cl_dirty + PAGE_CACHE_SIZE <= cli->cl_dirty_max &&
+       if (cli->cl_dirty_pages < cli->cl_dirty_max_pages &&

When this patch landed in Linux a couple of years later, it landed as

-       if (cli->cl_dirty + PAGE_SIZE <= cli->cl_dirty_max &&
+       if (cli->cl_dirty_pages <= cli->cl_dirty_max_pages &&

which is clearly different ('<=' vs '<'), and allows cl_dirty_pages to
increase beyond cl_dirty_max_pages - which causes a latter assertion
to fails.

Fixes: 3147b268400a ("staging: lustre: osc: Automatically increase the max_dirty_mb")
Signed-off-by: NeilBrown <neilb@suse.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: lustre: obd_mount: use correct niduuid suffix.

Commit 4f016420d368 ("Staging: lustre: obdclass: Use kasprintf") moved
some sprintf() calls earlier in the code to combine them with
memory allocation and create kasprintf() calls.

In one case, this code movement moved the sprintf to a location where the
values being formatter were different.
In particular
       sprintf(niduuid, "%s_%x", mgcname, i);
was move from *after* the line
        i = 0;
to a location where the value of 'i' was at least 1.

This cause the wrong name to be formatted, and triggers

       CERROR("del MDC UUID %s failed: rc = %d\n",
              niduuid, rc);

at unmount time.

So use '0' instead of 'i'.

Fixes: 4f016420d368 ("Staging: lustre: obdclass: Use kasprintf")
Signed-off-by: NeilBrown <neilb@suse.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: lustre: remove else after return statement

Remove else after a return statement as it is not useful. Issue found
using checkpatch.

Signed-off-by: Santha Meena Ramamoorthy <santhameena13@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: fsl-mc/dpio: remove unused function

gcc warns that function 'qbman_pull_desc_set_token' is not used.

drivers/staging/fsl-mc/bus/dpio/qbman-portal.c:525:13: warning: ‘qbman_pull_desc_set_token’ defined but not used [-Wunused-function]

In the current code we remove that function.

Fixes: 321eecb06bfb ("bus: fsl-mc: dpio: add QBMan portal APIs for DPAA2")
Signed-off-by: Anders Roxell <anders.roxell@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: wilc1000: rename u16DummyReasonCode to avoid camelCase

Fix 'Avoid camelCase' issue found by checkpatch.pl script.

Signed-off-by: Ajay Singh <ajay.kathat@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: wilc1000: fix line over 80 char in handle_rcvd_ntwrk_info()

Fix 'line over 80 character' issues found by checkpatch.pl script by
use of temporary variable and avoided leading tab.

Signed-off-by: Ajay Singh <ajay.kathat@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: wilc1000: rename handle_connect_timeout() variables to avoid camelCase

Fix 'Avoid camelCase' issue found by checkpatch.pl script.

Signed-off-by: Ajay Singh <ajay.kathat@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: wilc1000: fix line over 80 char in wilc_scan_complete_received()

Fix 'line over 80 character' issue found by checkpatch.pl script.

Signed-off-by: Ajay Singh <ajay.kathat@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: wilc1000: fix line over 80 char in wilc_del_allstation() & wilc_deinit()

Fix 'line over 80 characters' issue found by checkpatch.pl script.

Signed-off-by: Ajay Singh <ajay.kathat@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: wilc1000: fix line over 80 char in wilc_add_ptk()

Fix 'line over 80 characters' issue found by checkpatch.pl script.

Signed-off-by: Ajay Singh <ajay.kathat@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: wilc1000: rename pstrHostIFkeyAttr to avoid camelCase issue

Fix 'Avoid camelCase' issue found by checkpatch.pl script.

Signed-off-by: Ajay Singh <ajay.kathat@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: wilc1000: fix line over 80 char in host_int_parse_join_bss_param()

Fix 'line over 80 characters' issue found by checkpatch.pl script.

Signed-off-by: Ajay Singh <ajay.kathat@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: wilc1000: fix line over 80 char for wilc_gnrl_async_info_received()

Fix 'line over 80 char' issue found by checkpatch.pl script.

Signed-off-by: Ajay Singh <ajay.kathat@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: wilc1000: fix line over 80 char in wilc_network_info_received()

Fix 'line over 80 character' issue found by checkpatch.pl script.

Signed-off-by: Ajay Singh <ajay.kathat@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: wilc1000: fix line over 80 char in handle_cfg_param()

Fix 'line over 80 char' issues found by checkpatch.pl script in
handle_cfg_param(). Rename variables and used temporary variables
to fix the line over 80 characters issue.

Signed-off-by: Ajay Singh <ajay.kathat@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: wilc1000: remove always 'true' check from 'if' statement

Fix few smatch warning related to 'warn: always true condition'.

handle_cfg_param() warn: always true condition
'(cfg_param_attr->auth_timeout < 65536) => (0-u16max < 65536)'
handle_cfg_param() warn: always true condition
'(cfg_param_attr->rts_threshold < 65536) => (0-u16max < 65536)'
handle_cfg_param() warn: always true condition
'(cfg_param_attr->beacon_interval < 65536) => (0-u16max < 65536)'
handle_cfg_param() warn: always true condition
'(cfg_param_attr->site_survey_scan_time < 65536) => (0-u16max <
65536)'
handle_cfg_param() warn: always true condition
'(cfg_param_attr->active_scan_time < 65536) => (0-u16max < 65536)'
handle_cfg_param() warn: always true condition
'(cfg_param_attr->passive_scan_time < 65536) => (0-u16max < 65536)'

Signed-off-by: Ajay Singh <ajay.kathat@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: wilc1000: rename enuEvent to avoid camelCase

Fix "Avoid camelCase" issue found by checkpatch.pl script.

Signed-off-by: Ajay Singh <ajay.kathat@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: wilc1000: fix line over 80 char in wilc_wlan_handle_rxq()

Refactor wilc_wlan_handle_rxq() to fix line over 80 character issue
found by checkpatch.pl script. Added a new function to split
'wilc_wlan_handle_rxq' function code.

Signed-off-by: Ajay Singh <ajay.kathat@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: wilc1000: fix line over 80 char in wilc_wlan_cfg_set()

Fix 'line over 80 characters' issue found by checkpatch.pl script.

Signed-off-by: Ajay Singh <ajay.kathat@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: wilc1000: fix open parenthesis mismatch in wilc_wlan_cfg_get()

Fix 'Alignment should match open parenthesis' issue found by
checkpatch.pl script. Reduce the leading tab, to make space for open
parenthesis match.

Signed-off-by: Ajay Singh <ajay.kathat@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: most: Indent function parameter.

Indent the parameters for a function call that extends past 80 characters.

Signed-off-by: Quytelda Kahja <quytelda@tamalin.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: most: Add a blank line.

Use a blank line after components_show() function declaration.

Signed-off-by: Quytelda Kahja <quytelda@tamalin.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: ks7010: Replace literal with constant.

Replace literal bytestring with CIPHER_ID_WPA_WEP40 constant.

Signed-off-by: Quytelda Kahja <quytelda@tamalin.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: emxx_udc: Remove unnecessary NULL checks

These pointers can't be NULL so I have removed the checks.

The checking was sort of problematic as well because it didn't make
sense.  In _nbu2ss_read_request_data() the && should have been ||.  In
nbu2ss_gad_get_frame() we know that "pgadget" is non-NULL and "udc" is
an offset from "pgadget" so it can't be NULL.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: vc04_services: Remove dead FRAGMENTS_T

It's not used in-tree, or in the downstream tree.

Signed-off-by: Eric Anholt <eric@anholt.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: rtl8188eu: replace NULL comparison with variable

Replace NULL comparison of the variable with the variable name or
!variable to conform to the Linux kernel coding style. Issue found using
checkpatch.

Signed-off-by: Santha Meena Ramamoorthy <santhameena13@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: rtl8188eu: place constant on the right side of test

Place constants on the right side of the test during comparisons to
conform to the Linux kernel coding style. Issue found using checkpatch.

Signed-off-by: Santha Meena Ramamoorthy <santhameena13@gmail.com>
Acked-by: Julia Lawall <julia.lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: rtl8723bs: Replace memset with eth_zero_addr

Use eth_zero_addr to assign zero address to the given address array
instead of memset when the second argument in memset is address
of zero. Coccinelle was used to do the replacement and add the
header file linux/etherdevice.h if not already present.

The Coccinelle semantic patch that makes this change is as follows:
@header@
@@
#include <linux/etherdevice.h>

@r1@
expression e;
@@

-memset(e,0x00,ETH_ALEN);
+eth_zero_addr(e);

@includeheader depends on r1 && !header@
@@
+ #include <linux/etherdevice.h>
#include <...>

Signed-off-by: Arushi Singhal <arushisinghal19971997@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: rtl8723bs: Remove unnecessary semicolon.

Remove unnecessary semicolon using semicolon.cocci Coccinelle script.

Signed-off-by: Arushi Singhal <arushisinghal19971997@gmail.com>
Acked-by: Julia Lawall <julia.lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: rtl8192e: Add spaces around operators.

Add spaces around arithmetic and bitwise operators to improve
readability of the code.
Issues found with checkpatch.pl

Signed-off-by: Dafna Hirschfeld <dafna3@gmail.com>
Acked-by: Julia Lawall <julia.lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: rtl8192e: Remove unnecessary parentheses

Remove unnecessary parentheses between 'address-of' operators
and a struct members.
Issues found with checkpatch.pl

Signed-off-by: Dafna Hirschfeld <dafna3@gmail.com>
Acked-by: Julia Lawall <julia.lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: rtl8192e: Fix issues regarding blank lines

Fix multiple blank lines and blank lines after braces.
Issues found with checkpatch.pl

Signed-off-by: Dafna Hirschfeld <dafna3@gmail.com>
Acked-by: Julia Lawall <julia.lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: rtl8712: remove unnecessary parentheses

Remove unnecessary parentheses around variables to conform to the Linux
kernel coding style. Issue found using checkpatch.

Signed-off-by: Arushi Singhal <arushisinghal19971997@gmail.com>
Acked-by: Julia Lawall <julia.lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: rtl8712: Add spaces around '|'

Add spaces around '|' to conform to the Linux
kernel coding style. Issue found using checkpatch.
CHECK: spaces preferred around that '|'.

Signed-off-by: Arushi Singhal <arushisinghal19971997@gmail.com>
Acked-by: Julia Lawall <julia.lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: rtl8712: Added spaces around '+'

Add spaces around arithmetic operator '+',  to conform to the Linux
kernel coding style. Issue found using checkpatch.

Signed-off-by: Arushi Singhal <arushisinghal19971997@gmail.com>
Acked-by: Julia Lawall <julia.lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: rtl8712: Remove multiple blank line(s)

Remove extra blank line(s) to conform to the Linux
kernel coding style. Issue found using checkpatch.

Signed-off-by: Arushi Singhal <arushisinghal19971997@gmail.com>
Acked-by: Julia Lawall <julia.lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: rtl8712: match alignment with open parenthesis

Delete/Add tabs and spaces to align the code to fix the
checkpatch issue: "CHECK: Alignment should match open parenthesis".

Signed-off-by: Arushi Singhal <arushisinghal19971997@gmail.com>
Acked-by: Julia Lawall <julia.lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: rtl8712: Fixed 'tabstop' coding style warning

Replace a mix of tabs and spaces indentation by tabs only.

Fixed checkpatch warning "Statements should start on a tabstop".

Signed-off-by: Arushi Singhal <arushisinghal19971997@gmail.com>
Acked-by: Julia Lawall <julia.lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: vc04_services: bcm2835-audio: Change to unsigned int *

Change 'unsigned *' to 'unsigned int *'. Issue found with checkpatch.

Signed-off-by: Nishka Dasgupta <nishka.dasgupta_ug18@ashoka.edu.in>
Acked-by: Julia Lawall <julia.lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: vc04_services: bcm2835-audio Format multiline comment

Format multiline comment by moving '*/' to a new line. Issue found with
checkpatch.

Signed-off-by: Nishka Dasgupta <nishka.dasgupta_ug18@ashoka.edu.in>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: vc04_services: bcm2835-audio: Add blank line after declaration

Add blank line after declaration. Issue found with checkpatch.

Signed-off-by: Nishka Dasgupta <nishka.dasgupta_ug18@ashoka.edu.in>
Acked-by: Julia Lawall <julia.lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: rtlwifi: Remove nonessential semicolon

Remove non-essential semicolon after 'else' and 'switch' statements. Issue
found using semicolon.cocci Coccinelle script.

Signed-off-by: Arushi Singhal <arushisinghal19971997@gmail.com>
Acked-by: Julia Lawall <julia.lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: rtlwifi: remove unneeded semicolon

Remove unneeded semicolon after 'while' and 'switch' statements. Issue
found using semicolon.cocci Coccinelle script.

Signed-off-by: Santha Meena Ramamoorthy <santhameena13@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: rtlwifi: remove condition where it has no effect

Remove condition where if and else branch are identical.
Issue found using cond_no_effect.cocci Coccinelle script.

Signed-off-by: Santha Meena Ramamoorthy <santhameena13@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: vt6655: Fix style violation for line ending in '('

Replace line ending with '(' with function parameters to resolve
style issue found by checkpath.

Signed-off-by: Rinkle Jain <rinklejain96@gmail.com>
Acked-by: Julia Lawall <julia.lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: vt6655: remove unnecessary parentheses

Remove unnecessary parentheses around variables to conform to the Linux
kernel coding style. Issue found using checkpatch.

Signed-off-by: Santha Meena Ramamoorthy <santhameena13@gmail.com>
Acked-by: Julia Lawall <julia.lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: lustre: obdclass: Replace 'unsigned' with 'unsigned int'

Replace 'unsigned' with 'unsigned int' to improve readability.
Issues found with checkpatch.pl

Signed-off-by: Dafna Hirschfeld <dafna3@gmail.com>
Acked-by: Julia Lawall <julia.lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: lustre: obdclass: Add 'const' to char* array

Replace 'const char*' arrays with 'const char * const'
since the values in the arrays are not changed.
Issues found with checkpatch.pl

Signed-off-by: Dafna Hirschfeld <dafna3@gmail.com>
Acked-by: Julia Lawall <julia.lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: lustre: obdclass: Fix comparison to NULL

Replace comparison to NULL with a 'not' operator.
Issue found with checkpatch.

Signed-off-by: Dafna Hirschfeld <dafna3@gmail.com>
Acked-by: Julia Lawall <julia.lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: lustre: Replace "dont" with "don't"

Replace "dont" with "don't".
"Dont" is not same as "Do not" or "Don't".

Signed-off-by: Arushi Singhal <arushisinghal19971997@gmail.com>
Acked-by: Julia Lawall <julia.lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: lustre: Replace "to to" with "to"

This patch replace "to to" with "to".

Signed-off-by: Arushi Singhal <arushisinghal19971997@gmail.com>
Acked-by: Julia Lawall <julia.lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: lustre: Replace "be be" with "be"

This patch replace "be be" with "be".

Signed-off-by: Arushi Singhal <arushisinghal19971997@gmail.com>
Acked-by: Julia Lawall <julia.lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: comedi: Replace "dont" with "don't

Replace "dont" with "don't".
"Dont" is not same as "Do not" or "Don't".

Signed-off-by: Arushi Singhal <arushisinghal19971997@gmail.com>
Acked-by: Julia Lawall <julia.lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: speakup: match alignment with open parenthesis

Match alignment with the open parenthesis to conform to the Linux kernel
coding style. Issue found using checkpatch.

Signed-off-by: Santha Meena Ramamoorthy <santhameena13@gmail.com>
Acked-by: Samuel Thibault <samuel.thibault@ens-lyon.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: fsl-mc: Cleanup dpbp and dpcon API

Some functions and associated structures are not used by current code,
so remove them.

Signed-off-by: Bogdan Purcareata <bogdan.purcareata@nxp.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: ks7010: Replace local frame type constants with kernel constants.

This driver defined constants FRAME_TYPE_* to represent frame control
field codes; however, these constants are already defined in the header
'linux/ieee80211.h' as  IEEE80211_STYPE_*.  This change removes the locally
defined constants and substitutes the kernel's constants.

Signed-off-by: Quytelda Kahja <quytelda@tamalin.org>
Reviewed-by: Tobin C. Harding <me@tobin.cc>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: ks7010: Replace local capability constants with kernel constants.

This driver defined constants BSS_CAP_* to represent WLAN capability
codes; however, these constants are already defined in the header
'linux/ieee80211.h' as WLAN_CAPABILITY_*.  This change removes the locally
defined constants and substitutes the kernel's constants.

Signed-off-by: Quytelda Kahja <quytelda@tamalin.org>
Reviewed-by: Tobin C. Harding <me@tobin.cc>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: ks7010: Factor out repeated code into function 'ks_wlan_cap()'.

The code that generates a WLAN capability mask is repeated in five
functions.  This change refactors that code into a new function, which is
called now in each of those functions.

Signed-off-by: Quytelda Kahja <quytelda@tamalin.org>
Reviewed-by: Tobin C. Harding <me@tobin.cc>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: ks7010: Replace SSID_MAX_SIZE with IEEE80211_MAX_SSID_LEN.

SSID_MAX_SIZE is a constant defined locally in ks_hostif.h, but it should
be replaced with IEEE80211_MAX_SSID_LEN from the kernel's 802.11 header,
of which it is just a copy.

Signed-off-by: Quytelda Kahja <quytelda@tamalin.org>
Reviewed-by: Tobin C. Harding <me@tobin.cc>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: ks7010: Use constants from ieee80211_eid instead of literal ints.

The case statement in get_ap_information() should not use literal integers
to parse information element IDs when these values are provided by name
in 'enum ieee80211_eid' in the header 'linux/ieee80211.h'.

Signed-off-by: Quytelda Kahja <quytelda@tamalin.org>
Reviewed-by: Tobin C. Harding <me@tobin.cc>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging:r8188eu: use lib80211 CCMP decrypt

Custom AES decrypt implementation replaced with lib80211 library.

Signed-off-by: Ivan Safonov <insafonov@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: rtl8723bs: fix u8 less than zero check

The error variable ret is currently a u8 and so two comparisons
to see if an error return is less than zero will always be false
because ret is unsigned.  Fix this by making ret an int.

Fixes: 554c0a3abf21 ("staging: Add rtl8723bs sdio wifi driver")
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: vt6655: remove unnecessary blank lines

Remove unnecessary blank lines found using checkpatch.pl script.

Signed-off-by: Jeremy Fertic <jeremyfertic@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: fsl-mc/dpio: qbman_pull_desc_set_token() can be static

Fixes: 1628e2e4dc76 ("staging: fsl-mc/dpio: allow the driver to compile multi-arch")
Signed-off-by: Fengguang Wu <fengguang.wu@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: fsl-dpaa2/eth: Fix incorrect casts

The DPAA2 Ethernet driver incorrectly assumes virtual addresses
are always 64b long, which causes compiler errors when building
for a 32b platform.

Fix this by using explicit casts to uintptr_t where necessary.

Signed-off-by: Ioana Radulescu <ruxandra.radulescu@nxp.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: fsl-mc/dpio: allow the driver to compile multi-arch

Drop dependency on ARCH_LAYERSCAPE (which in turn depends on ARM64),
thus allowing this driver to compile on all architectures supported
by the fsl-mc bus driver.

This was compile tested on:
 - powerpc (corenet_basic_defconfig, ppc64_defconfig)
 - x86 (i386_defconfig, x86_64_defconfig, needs CONFIG_OF)
 - arm64 (defconfig)

Signed-off-by: Ioana Radulescu <ruxandra.radulescu@nxp.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: fsl-mc: dpio: remove foolish -Werror Makefile addtion

With the zillion different compilers out there, never use -Werror,
otherwise your code will end up breaking the build for odd reasons.

Like now, if this driver is enabled, it breaks the build due to a
function that could be marked static.  So it's obvious no one is even
paying attention to this driver :(

Cc: Ioana Radulescu <ruxandra.radulescu@nxp.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: fsl-mc/dpio: Fix incorrect casts

The DPIO driver incorrectly assumes virtual addresses are always
64b long, which causes compiler errors when building for a 32b
platform.

Fix this by using explicit casts to uintptr_t where necessary.

Signed-off-by: Ioana Radulescu <ruxandra.radulescu@nxp.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: rtl8192u: return -ENOMEM on failed allocation of priv->oldaddr

Currently the allocation of priv->oldaddr is not null checked which will
lead to subsequent errors when accessing priv->oldaddr.  Fix this with
a null pointer check and a return of -ENOMEM on allocation failure.

Detected with Coccinelle:
drivers/staging/rtl8192u/r8192U_core.c:1708:2-15: alloc with no test,
possible model on line 1723

Fixes: 8fc8598e61f6 ("Staging: Added Realtek rtl8192u driver to staging")
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: wilc1000: rename WILC_WFI_mgmt_rx() to avoid camelCase

Fix "Avoid camelCase" issue found by checkpatch.pl script.

Signed-off-by: Ajay Singh <ajay.kathat@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: wilc1000: move multiple definition of same macro to common header

Move the same #define from multiple '.c' files to common header file.
Instead of having same macro in different '.c' files, now kept in
common '.h' file.

Signed-off-by: Ajay Singh <ajay.kathat@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: wilc1000: fix line over 80 char in wilc_wlan_handle_txq()

Refactor wilc_wlan_handle_txq() to fix 'line over 80 char' issue found
by checkpatch.pl script.

Signed-off-by: Ajay Singh <ajay.kathat@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: wilc1000: rename label _end_ in wilc_wlan_handle_txq()

Rename label name starting with '_' to follow as per linux coding style.

Signed-off-by: Ajay Singh <ajay.kathat@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: wilc1000: remove unnecessary while(0) in wilc_wlan_handle_txq()

Refactor wilc_wlan_handle_txq() by removing unnecessary while(0)
loop. "Line over 80 char" issues in wilc_wlan_handle_txq() are fix by
reducing extra leading tab.

Signed-off-by: Ajay Singh <ajay.kathat@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: most: Fix missing identifier in function definition argument.

The function pointer 'complete' in 'struct mbo' should use an identifier
for its argument.

Signed-off-by: Quytelda Kahja <quytelda@tamalin.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: most: Remove unnecessary OOM messages.

It isn't necessary for the driver to log out-of-memory errors, so
these have been removed and the functions simply return -ENOMEM.

Signed-off-by: Quytelda Kahja <quytelda@tamalin.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: rtl8192e: move logical continuation to previous line

Move logical continuation '&&' to the previous line to conform to the
Linux kernel coding style. Issue found using checkpatch.

Signed-off-by: Santha Meena Ramamoorthy <santhameena13@gmail.com>
Acked-by: Julia Lawall <julia.lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: vt6655: replace NULL comparison with variable

Replace NULL comparison of the variable with just the variable name to
conform to the Linux kernel coding style. Issue found using checkpatch.

Signed-off-by: Santha Meena Ramamoorthy <santhameena13@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: lustre: fix block comment style

Add trailing */ on a separate line for block comments to conform to
the Linux kernel coding style. Issue found using checkpatch.

Signed-off-by: Santha Meena Ramamoorthy <santhameena13@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: rtl8723bs: use kmemdup for allocation and copy

Use kmemdup instead of kzalloc and memcpy to simplify the code.
Issue found with coccicheck.

Signed-off-by: Dafna Hirschfeld <dafna3@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: lustre: lnet/selftest: don't ignore status from lstcon_test_add

If lstcon_test_add sets 'ret' (passed by reference) to 1,
then lst_test_add_ioctl() ignores the return value.
This isn't justified - the return value must be zero for 'ret'
to be meaningful.

Signed-off-by: NeilBrown <neilb@suse.com>
Reviewed-by: James Simmons <jsimmons@infradead.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: lustre: lmv: correctly iput lmo_root

Commit 8f18c8a48b73 ("staging: lustre: lmv: separate master object
with master stripe") changed how lmo_root inodes were managed,
particularly when LMV_HASH_FLAG_MIGRATION is not set.
Previously lsm_md_oinfo[0].lmo_root was always a borrowed
inode reference and didn't need to by iput().
Since the change, that special case only applies when
LMV_HASH_FLAG_MIGRATION is set

In the upstream (lustre-release) version of this patch [Commit
60e07b972114 ("LU-4690 lod: separate master object with master
stripe")] the for loop in the lmv_unpack_md() was changed to count
from 0 and to ignore entry 0 if LMV_HASH_FLAG_MIGRATION is set.
In the patch that got applied to Linux, that change was missing,
so lsm_md_oinfo[0].lmo_root is never iput().
This results in a "VFS: Busy inodes" warning at unmount.

Fixes: 8f18c8a48b73 ("staging: lustre: lmv: separate master object with master stripe")
Signed-off-by: NeilBrown <neilb@suse.com>
Reviewed-by: James Simmons <jsimmons@infradead.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: lustre: lov: use correct env in lov_io_data_version_end()

lov - the logical object volume manager - is responsible for
striping data across multiple volumes.

So when it is given a request, it creates one or more
sub-requests, one for each target volume.  Each sub_io
request has a sub_env environment which it operates in.

When lov_io_data_version_end() calls lov_io_end_wrapper() to
wait for and close off a sub_io, it passes the wrong
environment.

This causes an LINVRNT() to fail in cl2osc_io(), and may
cause other problems.

This patch changes the call to use ->sub_env, much like
other code in the same file.

Fixes: f0cf21abcccc ("staging: lustre: clio: add CIT_DATA_VERSION and remove IOC_LOV_GETINFO")
Signed-off-by: NeilBrown <neilb@suse.com>
Reviewed-by: James Simmons <jsimmons@infradead.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

Revert "Staging: bcm2048: Fix function argument alignment in radio-bcm2048.c."

This reverts commit 444634f5ed6f0179cd63ff09bea62c03963ad0f9.

Should not be going through my tree, sorry about that.

Reported-by: Hans Verkuil <hverkuil@xs4all.nl>
Cc: Quytelda Kahja <quytelda@tamalin.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: wilc1000: merge 'if' statements that test the same condition

Merge the instructions of two 'if' statements that test the same
condition and move a 'memcpy' instruction related to a different variable.
Issue found with coccicheck.

Signed-off-by: Dafna Hirschfeld <dafna3@gmail.com>
Acked-by: Julia Lawall <julia.lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: rtl8192e: use struct pointer to get the size of the struct

Use pointer to the structure to get the size of the structure in order
to conform to the Linux kernel coding style. Issue found using
checkpatch.

Signed-off-by: Santha Meena Ramamoorthy <santhameena13@gmail.com>
Acked-by: Julia Lawall <julia.lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: speakup: add braces around else statement

Add braces {} around else statement to conform to the Linux kernel
coding style. Issue found using checkpatch.

Signed-off-by: Santha Meena Ramamoorthy <santhameena13@gmail.com>
Acked-by: Samuel Thibault <samuel.thibault@ens-lyon.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: rtl8192u: Fix alignments in 'if' statements

Fix alignments in two 'if' statements and break lines
to avoid over 80 characters lines.
Issues found with coccicheck.

Signed-off-by: Dafna Hirschfeld <dafna3@gmail.com>
Acked-by: Julia Lawall <julia.lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: fsl-mc: merge fix for CONFIG_FSL_MC_BUS moving

Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

Merge 4.16-rc3 into staging-next

We want the IIO/Staging fixes in here, and to resolve a merge problem
with the move of the fsl-mc code.

Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

Linux 4.16-rc3

Merge tag 'xtensa-20180225' of git://github.com/jcmvbkbc/linux-xtensa

Pull Xtensa fixes from Max Filippov:
 "Two fixes for reserved memory/DMA buffers allocation in high memory on
  xtensa architecture

   - fix memory accounting when reserved memory is in high memory region

   - fix DMA allocation from high memory"

* tag 'xtensa-20180225' of git://github.com/jcmvbkbc/linux-xtensa:
  xtensa: support DMA buffers in high memory
  xtensa: fix high memory/reserved memory collision

Merge branch 'x86-urgent-for-linus' of git://git./linux/kernel/git/tip/tip

Pull x86 fixes from Thomas Gleixner:
 "A small set of fixes:

   - UAPI data type correction for hyperv

   - correct the cpu cores field in /proc/cpuinfo on CPU hotplug

   - return proper error code in the resctrl file system failure path to
     avoid silent subsequent failures

   - correct a subtle accounting issue in the new vector allocation code
     which went unnoticed for a while and caused suspend/resume
     failures"

* 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86/topology: Update the 'cpu cores' field in /proc/cpuinfo correctly across CPU hotplug operations
  x86/topology: Fix function name in documentation
  x86/intel_rdt: Fix incorrect returned value when creating rdgroup sub-directory in resctrl file system
  x86/apic/vector: Handle vector release on CPU unplug correctly
  genirq/matrix: Handle CPU offlining proper
  x86/headers/UAPI: Use __u64 instead of u64 in <uapi/asm/hyperv.h>