staging: rtl8192e: Make use kmemdup

As kmemdup API does kmalloc + memcpy . We can make use of it instead of
calling kmalloc and memcpy independetly.

Signed-off-by: Hariprasad Kelam <hariprasad.kelam@gmail.com>
Link: https://lore.kernel.org/r/20190804024832.GA14352@hari-Inspiron-1545
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: rtl8723bs: core: add spaces around '-', '+', '&','|' and '?'

Add spaces around '-', '+', '&','|' and '?' to improve readability
and follow kernel coding style in rtw_ap.c

Signed-off-by: Saurav Girepunje <saurav.girepunje@gmail.com>
Link: https://lore.kernel.org/r/20190803192551.GA24041@saurav
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: rtl8723bs: core: Remove Unnecessary parentheses

Remove Unnecessary parentheses around padapter->mlmepriv,
pmlmeext->mlmext_info and pmlmeinfo->network in rtw_ap.c

Signed-off-by: Saurav Girepunje <saurav.girepunje@gmail.com>
Link: https://lore.kernel.org/r/20190803184750.GA23507@saurav
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: rtl8723bs: core: correct spelling mistake in rtw_ap.c

Correct spelling mistake in rtw_ap.c

Signed-off-by: Saurav Girepunje <saurav.girepunje@gmail.com>
Link: https://lore.kernel.org/r/20190803183051.GA23151@saurav
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: rtl8188eu: core: add spaces around '-', '+', '>>','<<' and '*' in rtw_efuse.c

Add spaces around '-', '+', '>>','<<' and '*' to improve readability
and follow kernel coding style.

Signed-off-by: Saurav Girepunje <saurav.girepunje@gmail.com>
Link: https://lore.kernel.org/r/20190803131839.GA14077@saurav
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: rtl8712: Add spaces around <<

Fix checkpatch error "CHECK: spaces preferred around that '<<'".

Signed-off-by: Marco Villegas <git@marvil07.net>
Link: https://lore.kernel.org/r/20190802194737.12252-1-git@marvil07.net
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: isdn: remove unnecessary parentheses

Fix the following checkpatch error:

ERROR: return is not a function, parentheses are not required
FILE: drivers/staging/isdn/hysdn/hysdn_net.c:289:
+        return (0);                /* and return success */

Signed-off-by: Thiago Bonotto <thbonotto@gmail.com>
Link: https://lore.kernel.org/r/20190802202323.27117-1-thbonotto@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: rtl8188eu: core: rtw_recv.c: Remove Unnecessary parentheses

Remove Unnecessary parentheses around precvframe->list,
pmlmeext->mlmext_info and precvpriv->free_recv_queue

Signed-off-by: Saurav Girepunje <saurav.girepunje@gmail.com>
Link: https://lore.kernel.org/r/20190803064408.GA30111@saurav
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: rtl8712: r8712_aes_decrypt(): Change return type

Change return type of r8712_aes_decrypt from u8 to void as its return
value is never checked. Modify return statements accordingly.

Signed-off-by: Nishka Dasgupta <nishkadg.linux@gmail.com>
Link: https://lore.kernel.org/r/20190802064212.30476-9-nishkadg.linux@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: rtl8712: aes_decipher(): Change return type

Change return type of aes_decipher from sint to void as it always
returns _SUCCESS and this value is never used.

Signed-off-by: Nishka Dasgupta <nishkadg.linux@gmail.com>
Link: https://lore.kernel.org/r/20190802064212.30476-8-nishkadg.linux@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: rtl8712: aes_cipher(): Change return type

Change return type of aes_cipher from sint to void as it always returns
_SUCCESS and its return value is never used.

Signed-off-by: Nishka Dasgupta <nishkadg.linux@gmail.com>
Link: https://lore.kernel.org/r/20190802064212.30476-7-nishkadg.linux@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: rtl8712: r8712_tkip_decrypt(): Change return type

Change return type of r8712_tkip_decrypt from u8 to void as the
return value is never used. Modify or remove return statements
accordingly.

Signed-off-by: Nishka Dasgupta <nishkadg.linux@gmail.com>
Link: https://lore.kernel.org/r/20190802064212.30476-6-nishkadg.linux@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: rtl8712: r8712_os_recvbuf_resource_free(): Change return type

Change return type of r8712_os_recvbuf_resource_free from int to void as
it always returns _SUCCESS and this return value is never stored,
checked or otherwise used. Remove return statement accordingly.

Signed-off-by: Nishka Dasgupta <nishkadg.linux@gmail.com>
Link: https://lore.kernel.org/r/20190802064212.30476-5-nishkadg.linux@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: rtl8712: r8712_os_recvbuf_resource_alloc(): Change return values

Change return values of r8712_os_recvbuf_resource_alloc from
_SUCCESS/_FAIL to 0/-ENOMEM respectively.
Modify check at call site to check for non-zero return value instead of
_FAIL. Thereafter remove variable at call site that stored the return
value and perform the check directly.

Signed-off-by: Nishka Dasgupta <nishkadg.linux@gmail.com>
Link: https://lore.kernel.org/r/20190802064212.30476-4-nishkadg.linux@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: rtl8712: r8712_init_recv_priv(): Change return type

Change return type of r8712_init_recv_priv from int to void as its
return value is never used. Remove return statements accordingly.

Signed-off-by: Nishka Dasgupta <nishkadg.linux@gmail.com>
Link: https://lore.kernel.org/r/20190802064212.30476-3-nishkadg.linux@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: rtl8712: _r8712_init_recv_priv(): Change return type

Change return type of _r8712_init_recv_priv as its return value is never
checked or used. Modify return statements accordingly.

Signed-off-by: Nishka Dasgupta <nishkadg.linux@gmail.com>
Link: https://lore.kernel.org/r/20190802064212.30476-2-nishkadg.linux@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: rtl8712: r8712_os_recv_resource_alloc(): Change return type

Change return type of function r8712_os_recv_resource_alloc from int to
void as its return value is never used.

Signed-off-by: Nishka Dasgupta <nishkadg.linux@gmail.com>
Link: https://lore.kernel.org/r/20190802064212.30476-1-nishkadg.linux@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: rtl8723bs: Replace hal_btcoex_Initialize()

Remove hal_btcoex_Initialize as all it does is perform a memset and call
EXhalbtcoutsrc_InitlizeVariables.
Rename EXhalbtcoutsrc_InitlizeVariables to hal_btcoex_Initialize and add
the memset of hal_btcoex_Initialize in order to maintain compatibility
with call sites of the latter (EXhalbtcoutsrc is not called anywhere
else except in now-removed old hal_btcoex_Initialize).
Change return type of new hal_btcoex_Initialize from u8 to void and
remove its return statement as the return value of hal_btcoex_Initialize
is never used.
Change the type of function argument at call site to match the function
parameter of new hal_btcoex_Initialize.

Signed-off-by: Nishka Dasgupta <nishkadg.linux@gmail.com>
Link: https://lore.kernel.org/r/20190802062444.30384-4-nishkadg.linux@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: rtl8723bs: Change return type of hal_btcoex_IsLpsOn()

Change return type of hal_btcoex_IsLpsOn from u8 to bool as the
function only returns boolean values.
Modify a comparison of a boolean value to false to instead check that
boolean value directly.

Signed-off-by: Nishka Dasgupta <nishkadg.linux@gmail.com>
Link: https://lore.kernel.org/r/20190802062444.30384-3-nishkadg.linux@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: rtl8723bs: Change return type of hal_btcoex_IsBtControlLps()

Change return type of hal_btcoex_IsBtControlLps from u8 to bool as it
only returns boolean values.
Change comparison to false within this function; check the boolean
variable directly instead.

Signed-off-by: Nishka Dasgupta <nishkadg.linux@gmail.com>
Link: https://lore.kernel.org/r/20190802062444.30384-2-nishkadg.linux@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: rtl8723bs: Change return type of hal_btcoex_IsBtExist()

Change return type of hal_btcoex_IsBtExist from u8 to bool as its only
possible return values are true and false.

Signed-off-by: Nishka Dasgupta <nishkadg.linux@gmail.com>
Link: https://lore.kernel.org/r/20190802062444.30384-1-nishkadg.linux@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: wilc1000: remove unused function

function wilc_resolve_disconnect_aberration isn't referenced, so
removing it

Signed-off-by: Adham Abozaeid <adham.abozaeid@microchip.com>
Link: https://lore.kernel.org/r/20190801200909.12605-3-adham.abozaeid@microchip.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: wilc1000: merge drv_handle and operation_mode wids

wilc_set_wfi_drv_handler and wilc_set_operation_mode sends the same
parameters to the FW, so it's better to combine them together.

Kept wilc_set_wfi_drv_handler implementation since it sends all the
required parameters, and renamed it to wilc_set_operation_mode to be
more descriptive.

Signed-off-by: Adham Abozaeid <adham.abozaeid@microchip.com>
Link: https://lore.kernel.org/r/20190801200909.12605-2-adham.abozaeid@microchip.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: wlan-ng: Remove function prism2mib_excludeunencrypted()

Remove function prism2mib_excludeunencrypted as all it does is call
prism2mib_flag.
Modify call sites accordingly.
Issue found with Coccinelle.

Signed-off-by: Nishka Dasgupta <nishkadg.linux@gmail.com>
Link: https://lore.kernel.org/r/20190802060913.30241-1-nishkadg.linux@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: bcm2835-camera: Spelling s/conencted/connected/

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://lore.kernel.org/r/20190731134207.18549-1-geert+renesas@glider.be
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: fsl-dpaa2/ethsw: Remove useless set memory to zero use memset()

The memory return by kzalloc() has already be set to zero, so remove
useless memset(0).

Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Link: https://lore.kernel.org/r/20190802013149.80952-1-weiyongjun1@huawei.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: erofs: update Kconfig

Keep in line with erofs-outofstaging patchset:
 - turn on CONFIG_EROFS_FS_ZIP by default;
 - turn on CONFIG_EROFS_FS_SECURITY by default suggested by David;
 - update Kconfig description.

Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Gao Xiang <gaoxiang25@huawei.com>
Link: https://lore.kernel.org/r/20190731155752.210602-23-gaoxiang25@huawei.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: erofs: update super.c

Keep in line with erofs-outofstaging patchset:
- "Chao Yu" is most commonly used in Linux community;
- quoted string split across lines.

Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Gao Xiang <gaoxiang25@huawei.com>
Link: https://lore.kernel.org/r/20190731155752.210602-22-gaoxiang25@huawei.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: erofs: tidy up utils.c

Keep in line with erofs-outofstaging patchset:
 - Update comments in erofs_try_to_release_workgroup;
 - code style cleanup.

Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Gao Xiang <gaoxiang25@huawei.com>
Link: https://lore.kernel.org/r/20190731155752.210602-21-gaoxiang25@huawei.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: erofs: turn cache strategies into mount options

Kill all kconfig cache strategies and turn them into mount options
"cache_strategy={disable|readahead|readaround}".

As the first step, cached pages can still be usable after cache
is disabled by remounting, and these pages will be fallen out
over time, which can be refined in the later version if some
requirement is needed. Update related document as well.

Suggested-by: Theodore Ts'o <tytso@mit.edu>
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Gao Xiang <gaoxiang25@huawei.com>
Link: https://lore.kernel.org/r/20190731155752.210602-20-gaoxiang25@huawei.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: erofs: remove clusterbits in sbi

clustersize can now be set on per-file basis
rather than per-filesystem basis.

Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Gao Xiang <gaoxiang25@huawei.com>
Link: https://lore.kernel.org/r/20190731155752.210602-19-gaoxiang25@huawei.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: erofs: tidy up decompression frontend

Although this patch has an amount of changes, it is hard to
separate into smaller patches.

Most changes are due to structure renaming for better understand
and straightforward,
 z_erofs_vle_workgroup to z_erofs_pcluster
             since it represents a physical cluster;
 z_erofs_vle_work to z_erofs_collection
             since it represents a collection of logical pages;
 z_erofs_vle_work_builder to z_erofs_collector
             since it's used to fill z_erofs_{pcluster,collection}.

struct z_erofs_vle_work_finder has no extra use compared with
struct z_erofs_collector, delete it.

FULL_LENGTH bit is integrated into .length of pcluster so that it
can be updated with the corresponding length change in atomic.

Minor, add comments for better description.

Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Gao Xiang <gaoxiang25@huawei.com>
Link: https://lore.kernel.org/r/20190731155752.210602-18-gaoxiang25@huawei.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: erofs: remove redundant braces in inode.c

Remove redundant braces in inode.c
since these are all single statements.

Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Gao Xiang <gaoxiang25@huawei.com>
Link: https://lore.kernel.org/r/20190731155752.210602-17-gaoxiang25@huawei.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: erofs: tidy up zpvec.h

- use shorter function names:
  z_erofs_pagevec_enqueue and z_erofs_pagevec_dequeue;
- minor code cleanup.

In order to keep in line with erofs-outofstaging patchset.

Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Gao Xiang <gaoxiang25@huawei.com>
Link: https://lore.kernel.org/r/20190731155752.210602-16-gaoxiang25@huawei.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: erofs: kill CONFIG_EROFS_FS_USE_VM_MAP_RAM

Turn into a module parameter ("use_vmap") as it
can be set at runtime.

Suggested-by: David Sterba <dsterba@suse.cz>
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Gao Xiang <gaoxiang25@huawei.com>
Link: https://lore.kernel.org/r/20190731155752.210602-15-gaoxiang25@huawei.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: erofs: refine erofs_allocpage()

remove duplicated code in decompressor by introducing
failable erofs_allocpage().

Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Gao Xiang <gaoxiang25@huawei.com>
Link: https://lore.kernel.org/r/20190731155752.210602-14-gaoxiang25@huawei.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: erofs: drop __GFP_NOFAIL for managed inode

For historical reasons, __GFP_NOFAIL was set for managed inode.
It's no need using that since EROFS can handle it properly.

Signed-off-by: Gao Xiang <gaoxiang25@huawei.com>
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Link: https://lore.kernel.org/r/20190731155752.210602-13-gaoxiang25@huawei.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: erofs: kill all failure handling in fill_super()

.kill_sb() will do that instead in order to remove duplicated code.

Note that the initialzation of managed_cache is now moved
after s_root is assigned since it's more preferred to iput()
in .put_super() and all inodes should be evicted before
the end of generic_shutdown_super(sb).

Suggested-by: Al Viro <viro@zeniv.linux.org.uk>
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Gao Xiang <gaoxiang25@huawei.com>
Link: https://lore.kernel.org/r/20190731155752.210602-12-gaoxiang25@huawei.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: erofs: kill sbi->dev_name

As Al said, "the only use of sbi->dev_name is debugging
printks and all of those have sb->s_id available, with
device name stored in there.  Which makes the whole
thing bloody weird".

sbi->dev_name was used for our debugging use and it's
better to just use s_id in community and delete
the whole erofs_mount_private stuff.

Suggested-by: Al Viro <viro@zeniv.linux.org.uk>
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Gao Xiang <gaoxiang25@huawei.com>
Link: https://lore.kernel.org/r/20190731155752.210602-11-gaoxiang25@huawei.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: erofs: clean up shrinker stuffs

- rename erofs_register_super / erofs_unregister_super
  to erofs_shrinker_register / erofs_shrinker_unregister;
- fold the only erofs_shrink_workstation external call
  to erofs_shrinker_unregister;
- localize erofs_shrink_workstation;
- localize erofs_shrinker_info by introducing
  erofs_init_shrinker and erofs_exit_shrinker.

Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Gao Xiang <gaoxiang25@huawei.com>
Link: https://lore.kernel.org/r/20190731155752.210602-10-gaoxiang25@huawei.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: erofs: kill CONFIG_EROFS_FS_IO_MAX_RETRIES

CONFIG_EROFS_FS_IO_MAX_RETRIES seems a runtime setting
and users have no idea about the change in behaviour.

Let's remove the setting currently and could turn it
into a module parameter if it's really needed.

Suggested-by: David Sterba <dsterba@suse.cz>
Signed-off-by: Gao Xiang <gaoxiang25@huawei.com>
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Link: https://lore.kernel.org/r/20190731155752.210602-9-gaoxiang25@huawei.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: erofs: remove redundant #include "internal.h"

Because #include "internal.h" is included in xattr.h

Signed-off-by: Gao Xiang <gaoxiang25@huawei.com>
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Link: https://lore.kernel.org/r/20190731155752.210602-8-gaoxiang25@huawei.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: erofs: clean up internal.h

Tidy up relative order of variables / declarations in internal.h,
move some local static functions out into other files and
add tags at the end of #endif acrossing several lines.

No logic change.

Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Gao Xiang <gaoxiang25@huawei.com>
Link: https://lore.kernel.org/r/20190731155752.210602-7-gaoxiang25@huawei.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: erofs: sunset erofs_workstn_{lock,unlock}

It was used for Linux backward compatibility, and
no use for upstream kernel.

Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Gao Xiang <gaoxiang25@huawei.com>
Link: https://lore.kernel.org/r/20190731155752.210602-6-gaoxiang25@huawei.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: erofs: keep up erofs_fs.h with erofs-outofstaging patchset

The main change is to reserve all checksums except for superblock,
since it's more useful to do block-based verity for read-only fs.

Some comments change as well, which is minor.

Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Gao Xiang <gaoxiang25@huawei.com>
Link: https://lore.kernel.org/r/20190731155752.210602-5-gaoxiang25@huawei.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: erofs: fix dummy functions erofs_{get, list}xattr

dummy functions erofs_{get,list}xattr should be inlined
without xattr enabled.

Signed-off-by: Yue Hu <zbestahu@gmail.com>
[ Gao Xiang : this patch was "staging: erofs: remove needless
              dummy functions of erofs_{get,list}xattr. "]
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Gao Xiang <gaoxiang25@huawei.com>
Link: https://lore.kernel.org/r/20190731155752.210602-4-gaoxiang25@huawei.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: erofs: rename source files for better understanding

Keep in line with erofs-outofstaging patchset as well, see
https://lore.kernel.org/linux-fsdevel/20190725095658.155779-1-gaoxiang25@huawei.com/

Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Gao Xiang <gaoxiang25@huawei.com>
Link: https://lore.kernel.org/r/20190731155752.210602-3-gaoxiang25@huawei.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: erofs: update source file headers

- Use the correct style for all SPDX License Identifiers;
- Get rid of the unnecessary license boilerplate;
- Use "GPL-2.0-only" instead of "GPL-2.0" suggested-by Stephen.

Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Gao Xiang <gaoxiang25@huawei.com>
Link: https://lore.kernel.org/r/20190731155752.210602-2-gaoxiang25@huawei.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: rtl8723bs: remove set but not used variable 'FirstConnect'

Fixes gcc '-Wunused-but-set-variable' warning:

drivers/staging/rtl8723bs/hal/odm.c: In function 'odm_RSSIMonitorCheckCE':
drivers/staging/rtl8723bs/hal/odm.c:1258:7: warning:
 variable 'FirstConnect' set but not used [-Wunused-but-set-variable]

Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Link: https://lore.kernel.org/r/20190731140903.304-1-yuehaibing@huawei.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: rtl8723bs: remove set but not used variables 'prspbuf' and 'auth'

Fixes gcc '-Wunused-but-set-variable' warning:

drivers/staging/rtl8723bs/core/rtw_cmd.c: In function rtw_cmd_thread:
drivers/staging/rtl8723bs/core/rtw_cmd.c:405:16: warning: variable prspbuf set but not used [-Wunused-but-set-variable]
drivers/staging/rtl8723bs/core/rtw_cmd.c: In function rtw_joinbss_cmd:
drivers/staging/rtl8723bs/core/rtw_cmd.c:771:6: warning: variable auth set but not used [-Wunused-but-set-variable]

They are never used, so can be removed.

Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Link: https://lore.kernel.org/r/20190731135953.16784-1-yuehaibing@huawei.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: rtl8192u: null check the kzalloc

In rtl8192_init_priv_variable allocation for priv->pFirmware may fail,
so a null check is necessary.priv->pFirmware is accessed later in
rtl8192_adapter_start. I added the check and made appropriate changes
to propagate the errno to the caller.

Signed-off-by: Navid Emamdoost <navid.emamdoost@gmail.com>
Link: https://lore.kernel.org/r/20190731141925.29268-1-navid.emamdoost@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: rtl8723bs: remove set but not used variable 'bEEPROMCheck'

Fixes gcc '-Wunused-but-set-variable' warning:

drivers/staging/rtl8723bs//hal/odm_CfoTracking.c: In function 'odm_SetCrystalCap':
drivers/staging/rtl8723bs//hal/odm_CfoTracking.c:14:7: warning:
 variable 'bEEPROMCheck' set but not used [-Wunused-but-set-variable]

Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Link: https://lore.kernel.org/r/20190801015307.44572-1-yuehaibing@huawei.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: rtl8188eu: remove redundant assignment to variable rtstatus

Variable rtstatus is being initialized with a value that is never read
and rtstatus is being re-assigned a little later on. The assignment is
redundant and hence can be removed.  Also, make rtstatus a bool to
match the function return type.

Addresses-Coverity: ("Unused value")
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Link: https://lore.kernel.org/r/20190731094736.28637-1-colin.king@canonical.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: rtl8723bs: indicate disconnection when disconnecting

The Realtek RTL8723BS only connects successfully at the very first
time, then it always fails attempting to switch to another AP. No
authentication/association observed from the air capture for each
attempt due to the cfg80211 believes the device is still connected.

Fix this by forcing to indicate the disconnection events during
disconnection so the cfg80211_connect can connect to a different
AP without problem.

Signed-off-by: Chris Chiu <chiu@endlessm.com>
Link: https://lore.kernel.org/r/20190731103517.66903-1-chiu@endlessm.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

Revert "staging: kpc2000: Convert put_page() to put_user_page*()"

This reverts commit 8e7cb7352ec85e9e4fbbd7bfe6c5c5a6806f70e3.

Bharath writes:
Could you drop this patch from the staging-next tree? This is
because John is making some changes to the put_user_page*()
functions. He has submitted a patch recently removing
put_user_page_dirty() function which is being used in this
patch. This might break the kernel build if John's patch gets
merged in.

I ll submit a patch once the put_user_page*() apis are fixed.

Reported-by: Bharath Vedartham <linux.bhar@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: Remove dev_err() usage after platform_get_irq()

We don't need dev_err() messages when platform_get_irq() fails now that
platform_get_irq() prints an error message itself when something goes
wrong. Let's remove these prints with a simple semantic patch.

// <smpl>
@@
expression ret;
struct platform_device *E;
@@

ret =
(
platform_get_irq(E, ...)
|
platform_get_irq_byname(E, ...)
);

if ( \( ret < 0 \| ret <= 0 \) )
{
(
-if (ret != -EPROBE_DEFER)
-{ ...
-dev_err(...);
-... }
|
...
-dev_err(...);
)
...
}
// </smpl>

While we're here, remove braces on if statements that only have one
statement (manually).

Signed-off-by: Stephen Boyd <swboyd@chromium.org>
Link: https://lore.kernel.org/r/20190730181557.90391-43-swboyd@chromium.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: fsl-dpaa2/ethsw: add .ndo_fdb[add|del] callbacks

Add the .ndo_fdb_[add|del] callbacks so that FDB entries not associated
with a master device still end up offloaded.

Signed-off-by: Ioana Ciornei <ioana.ciornei@nxp.com>
Link: https://lore.kernel.org/r/1564416712-16946-6-git-send-email-ioana.ciornei@nxp.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: fsl-dpaa2/ethsw: check added_by_user flag

We do not want to offload FDB entries if not added by user as static
entries. Check the added_by_user flag and break if not set.

Signed-off-by: Ioana Ciornei <ioana.ciornei@nxp.com>
Link: https://lore.kernel.org/r/1564416712-16946-5-git-send-email-ioana.ciornei@nxp.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: fsl-dpaa2/ethsw: add .ndo_fdb_dump callback

Implement the .ndo_fdb_dump callback for the switch net devices.  The
list of all offloaded FDB entries is retrieved through the dpsw_fdb_dump()
firmware call. Filter the entries by the switch port on which the
callback was called and for each of them create a new neighbour message.
Also remove the requirement from the TODO list.

Signed-off-by: Ioana Ciornei <ioana.ciornei@nxp.com>
Link: https://lore.kernel.org/r/1564416712-16946-4-git-send-email-ioana.ciornei@nxp.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: fsl-dpaa2/ethsw: notify switchdev of offloaded entry

Notify switchdev in case the FDB entry was successfully offloaded.
This will help users to make the distinction between entries known to
the HW switch and those that are held only on the software bridge.

Signed-off-by: Ioana Ciornei <ioana.ciornei@nxp.com>
Link: https://lore.kernel.org/r/1564416712-16946-3-git-send-email-ioana.ciornei@nxp.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: fsl-dpaa2/ethsw: remove unused structure

The dpsw_cfg structure is only used when creating a new dpsw DPAA2
object. In the DPAA2 architecture, objects are created at boot time by
the firmware or dynamically from userspace while drivers on the fsl-mc
bus only configure those objects.
Remove the structure since it's of no use.

Signed-off-by: Ioana Ciornei <ioana.ciornei@nxp.com>
Link: https://lore.kernel.org/r/1564416712-16946-2-git-send-email-ioana.ciornei@nxp.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: rtl8188eu: cleanup comparsion to NULL in usb_halinit.c

Use if(!x) instead of if(x == NULL).
Reported by checkpatch.

Signed-off-by: Michael Straube <straube.linux@gmail.com>
Acked-by: Larry Finger <Larry.Finger@lwfinger.net>
Link: https://lore.kernel.org/r/20190726180448.2290-6-straube.linux@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: rtl8188eu: add spaces around '-' and '*' in usb_halinit.c

Add spaces around '-' and '*' to improve readability and follow kernel
coding style. Reported by checkpatch.

Signed-off-by: Michael Straube <straube.linux@gmail.com>
Acked-by: Larry Finger <Larry.Finger@lwfinger.net>
Link: https://lore.kernel.org/r/20190726180448.2290-5-straube.linux@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: rtl8188eu: add spaces around '<<' and '>>' in usb_halinit.c

Add spaces around '<<' and '>>' to improve readability and follow
kernel coding style. Reported by checkpatch.

Signed-off-by: Michael Straube <straube.linux@gmail.com>
Acked-by: Larry Finger <Larry.Finger@lwfinger.net>
Link: https://lore.kernel.org/r/20190726180448.2290-4-straube.linux@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: rtl8188eu: add spaces around '|' in usb_halinit.c

Add spaces around '|' to improve readability and follow kernel
coding style. Reported by checkpatch.

Signed-off-by: Michael Straube <straube.linux@gmail.com>
Acked-by: Larry Finger <Larry.Finger@lwfinger.net>
Link: https://lore.kernel.org/r/20190726180448.2290-3-straube.linux@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: rtl8188eu: add spaces around '&' in usb_halinit.c

Add spaces around '&' to improve readability and follow kernel
coding style. Reported by checkpatch.

Signed-off-by: Michael Straube <straube.linux@gmail.com>
Acked-by: Larry Finger <Larry.Finger@lwfinger.net>
Link: https://lore.kernel.org/r/20190726180448.2290-2-straube.linux@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: rtl8188eu: add spaces around '+' in usb_halinit.c

Add spaces around '+' to improve readability and follow kernel
coding style. Reported by checkpatch.

Signed-off-by: Michael Straube <straube.linux@gmail.com>
Acked-by: Larry Finger <Larry.Finger@lwfinger.net>
Link: https://lore.kernel.org/r/20190726180448.2290-1-straube.linux@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: wilc1000: remove manual sleep mode

manual sleep mode was used to put the wilc1000 chip in sleep while in
disconnected state. This is taken care of in the firmware

Signed-off-by: Adham Abozaeid <adham.abozaeid@microchip.com>
Link: https://lore.kernel.org/r/20190725213125.2810-7-adham.abozaeid@microchip.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: wilc1000: apply power management regardless of open interfaces

Don't ignore power management if 2 interfaces are open

Signed-off-by: Adham Abozaeid <adham.abozaeid@microchip.com>
Link: https://lore.kernel.org/r/20190725213125.2810-6-adham.abozaeid@microchip.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: wilc1000: avoid overriding powersave state

Don't override powersave state with respect to the open interfaces and
let the firmware take care of when it's appropriate to do so

Signed-off-by: Adham Abozaeid <adham.abozaeid@microchip.com>
Link: https://lore.kernel.org/r/20190725213125.2810-5-adham.abozaeid@microchip.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: wilc1000: remove unused members

remove obtaining_ip from struct wilc_vif

Signed-off-by: Adham Abozaeid <adham.abozaeid@microchip.com>
Link: https://lore.kernel.org/r/20190725213125.2810-4-adham.abozaeid@microchip.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: wilc1000: remove ip timeout timer

during_ip_timer is not required after removing the code that disables
powersave while the ip is being obtained.
Its handler clear_during_ip is also removed

Signed-off-by: Adham Abozaeid <adham.abozaeid@microchip.com>
Link: https://lore.kernel.org/r/20190725213125.2810-3-adham.abozaeid@microchip.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: wilc1000: remove inetaddr notifier

Driver registers an inetaddr notifier to disable powersave while the ip
address is being obtained which should be controlled only by cfg80211.

Signed-off-by: Adham Abozaeid <adham.abozaeid@microchip.com>
Link: https://lore.kernel.org/r/20190725213125.2810-2-adham.abozaeid@microchip.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: kpc2000: Convert put_page() to put_user_page*()

For pages that were retained via get_user_pages*(), release those pages
via the new put_user_page*() routines, instead of via put_page().

This is part a tree-wide conversion, as described in commit fc1d8e7cca2d
("mm: introduce put_user_page*(), placeholder versions").

Cc: Ira Weiny <ira.weiny@intel.com>
Cc: John Hubbard <jhubbard@nvidia.com>
Cc: Jérôme Glisse <jglisse@redhat.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Matt Sickler <Matt.Sickler@daktronics.com>
Cc: devel@driverdev.osuosl.org
Cc: linux-kernel@vger.kernel.org
Cc: linux-mm@kvack.org
Reviewed-by: John Hubbard <jhubbard@nvidia.com>
Signed-off-by: Bharath Vedartham <linux.bhar@gmail.com>
Link: https://lore.kernel.org/r/1564058658-3551-1-git-send-email-linux.bhar@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: rtl8188eu: remove redundant assignment to rtstatus

Variable rtstatus is initialized to a value that is never read and it
is re-assigned later. The initialization is redundant and can be
removed.

Addresses-Coverity: ("Unused value")
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Link: https://lore.kernel.org/r/20190726124803.11349-1-colin.king@canonical.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

Staging: rtl8192e: fixed a function prototype definition issue

Added the identifier name in the function prototype definition.

Signed-off-by: Abhinav Jain <crazypsychild@gmail.com>
Link: https://lore.kernel.org/r/20190726190146.10875-1-ubuntu@ip-172-31-129-142.ec2.internal
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: rtl8188eu: replace hal_EfusePgCheckAvailableAddr()

Function hal_EfusePgCheckAvailableAddr() contains just a single if
test. Remove the function and replace the call to it with the if test.

Signed-off-by: Michael Straube <straube.linux@gmail.com>
Link: https://lore.kernel.org/r/20190725170922.16465-1-straube.linux@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

Staging: fbtft: Fix some typo. pdc8544 --> pcd8544

The driver is related to 'pcd8544'.
However, 2 strings are about pdc8544 (c and d switched)
Fix it.

Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Link: https://lore.kernel.org/r/20190725183856.17616-1-christophe.jaillet@wanadoo.fr
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: most: Use DEFINE_SPINLOCK() instead of struct spinlock

For spinlocks the type spinlock_t should be used instead of "struct
spinlock".

Use DEFINE_SPINLOCK() and spare the run time initialization

Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Link: https://lkml.kernel.org/r/20190704153803.12739-5-bigeasy@linutronix.de
Link: https://lore.kernel.org/r/alpine.DEB.2.21.1907261319100.1791@nanos.tec.linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: olpc_dcon: Remove TODO item

All uses of old GPIO API have been converted to new API.
This item can be removed from TODO file.

Signed-off-by: Jerry Lin <wahahab11@gmail.com>
Link: https://lore.kernel.org/r/20190729023544.GA25930@compute1
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: vc04_services: fix unused-but-set-variable warning

Fix gcc used-but-set-variable warning:

drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c: In function vchiq_release_internal:
drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c:2827:16: warning:
 variable local_entity_uc set but not used [-Wunused-but-set-variable]
drivers/staging/vc04_services/interface/vchiq_arm/vchiq_arm.c:2827:6: warning:
 variable local_uc set but not used [-Wunused-but-set-variable]

Remove the unused variables 'local_entity_uc' and 'local_uc'

Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Acked-by: Stefan Wahren <wahrenst@gmx.net>
Link: https://lore.kernel.org/r/20190727013524.33168-1-yuehaibing@huawei.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: rtl8723bs: os_dep: remove two set but not used variables

Fixes gcc '-Wunused-but-set-variable' warning:

drivers/staging/rtl8723bs//os_dep/osdep_service.c: In function 'rtw_buf_free':
drivers/staging/rtl8723bs//os_dep/osdep_service.c:321:6: warning:
 variable 'ori_len' set but not used [-Wunused-but-set-variable]
drivers/staging/rtl8723bs//os_dep/ioctl_linux.c: In function 'rtw_ioctl_wext_private':
drivers/staging/rtl8723bs//os_dep/ioctl_linux.c:4915:6: warning:
 variable 'num_priv' set but not used [-Wunused-but-set-variable]

Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Link: https://lore.kernel.org/r/20190726140959.15008-1-yuehaibing@huawei.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: rtl8723bs: remove set but not used variable 'pszBBRegMpFile'

Fixes gcc '-Wunused-but-set-variable' warning:

drivers/staging/rtl8723bs/hal/rtl8723b_phycfg.c: In function phy_BB8723b_Config_ParaFile:
drivers/staging/rtl8723bs/hal/rtl8723b_phycfg.c:436:77:
 warning: variable pszBBRegMpFile set but not used [-Wunused-but-set-variable]

It is never used so can be removed.

Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Link: https://lore.kernel.org/r/20190726140734.39564-1-yuehaibing@huawei.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: rtl8723bs: remove set but not used variable 'bWifiBusy'

Fixes gcc '-Wunused-but-set-variable' warning:

 In function halbtc8723b1ant_TdmaDurationAdjustForAcl:
drivers/staging/rtl8723bs/hal/HalBtc8723b1Ant.c:1761:7: warning:
 variable bWifiBusy set but not used [-Wunused-but-set-variable]

It is never used so can be removed.

Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Link: https://lore.kernel.org/r/20190726140321.19200-1-yuehaibing@huawei.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: rtl8192*: display ESSIDs using %pE

Everywhere else in the kernel ESSIDs are printed using %pE, and I can't
see why there should be an exception here.

Signed-off-by: J. Bruce Fields <bfields@redhat.com>
Link: https://lore.kernel.org/r/1562799574-13315-1-git-send-email-bfields@redhat.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: rtl8723bs: hal: Remove unneeded variable pU1Tmp

Both pu8 and pU1Tmp are of same data type u8. So replace pU1Tmp with u8.

Signed-off-by: Hariprasad Kelam <hariprasad.kelam@gmail.com>
Link: https://lore.kernel.org/r/20190725032325.GA16473@hari-Inspiron-1545
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: rtl8723bs: Remove unused function prototype ODM_SetAntenna()

Remove unused function prototype ODM_SetAntenna.

Signed-off-by: Nishka Dasgupta <nishkadg.linux@gmail.com>
Link: https://lore.kernel.org/r/20190725052645.2372-9-nishkadg.linux@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: rtl8723bs: Replace function ODM_TXPowerTrackingCheck()

Remove function ODM_TXPowerTrackingCheck as all it does is call
odm_TXPowerTrackingCheckCE.
Rename odm_TXPowerTrackingCheckCE to ODM_TXPowerTrackingCheck to
maintain compatibility with call site.
Issue found with Coccinelle.

Signed-off-by: Nishka Dasgupta <nishkadg.linux@gmail.com>
Link: https://lore.kernel.org/r/20190725052645.2372-8-nishkadg.linux@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: rtl8723bs: Replace function odm_TXPowerTrackingInit()

Remove function odm_TXPowerTrackingInit as all it does is call
odm_TXPowerTrackingThermalMeterInit.
Rename odm_TXPowerTrackingThermalMeterInit to
odm_TXPowerTrackingInit to maintain compatibility with call sites.
Issue found with Coccinelle.

Signed-off-by: Nishka Dasgupta <nishkadg.linux@gmail.com>
Link: https://lore.kernel.org/r/20190725052645.2372-7-nishkadg.linux@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: rtl8723bs: Replace function beacon_timing_control()

Remove function beacon_timing_control as it does nothing except call
rtw_hal_bcn_related_reg_setting.
Rename rtw_hal_bcn_related_reg_setting to beacon_timing_control to
maintain compatibility with call site.
Issue found with Coccinelle.

Signed-off-by: Nishka Dasgupta <nishkadg.linux@gmail.com>
Link: https://lore.kernel.org/r/20190725052645.2372-6-nishkadg.linux@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: rtl8723bs: hal: Replace function rtl8723b_set_ap_wowlan_cmd()

Remove function rtl8723b_set_ap_wowlan_cmd as all it does is call
rtl8723b_set_AP_FwWoWlanRelated_cmd.
Rename rtl8723b_set_AP_FwWoWlanRelated_cmd to
rtl8723b_set_ap_wowlan_cmd to maintain compatibility with call site.
Issue found with Coccinelle.

Signed-off-by: Nishka Dasgupta <nishkadg.linux@gmail.com>
Link: https://lore.kernel.org/r/20190725052645.2372-5-nishkadg.linux@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: rtl8723bs: hal: Replace function rtl8723b_set_wowlan_cmd()

Remove function rtl8723b_set_wowlan_cmd as all it does is call
rtl8723b_set_FwWoWlanRelated_cmd.
Rename rtl8723b_set_FwWoWlanRelated_cmd to rtl8723b_set_wowlan_cmd to
maintain compatibility with call site.
Issue found with Coccinelle.

Signed-off-by: Nishka Dasgupta <nishkadg.linux@gmail.com>
Link: https://lore.kernel.org/r/20190725052645.2372-4-nishkadg.linux@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: rtl8723bs: hal: Replace function PHY_GetTxPowerIndex()

Remove function PHY_GetTxPowerIndex as it does nothing except call
PHY_GetTxPowerIndex_8723B.
Rename PHY_GetTxPowerIndex_8723B to PHY_GetTxPowerIndex to maintain
compatibility with call site.
Issue found with Coccinelle.

Signed-off-by: Nishka Dasgupta <nishkadg.linux@gmail.com>
Link: https://lore.kernel.org/r/20190725052645.2372-3-nishkadg.linux@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: rtl8723bs: hal: Replace function PHY_SetTxPowerIndex()

Remove function PHY_SetTxPowerIndex as it does nothing except call
PHY_SetTxPowerIndex_8723B.
Rename PHY_SetTxPowerIndex_8723B to PHY_SetTxPowerIndex to maintain
compatibility with call site.
Issue found with Coccinelle.

Signed-off-by: Nishka Dasgupta <nishkadg.linux@gmail.com>
Link: https://lore.kernel.org/r/20190725052645.2372-2-nishkadg.linux@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: rtl8723bs: rtw_pwrctrl: Change true/false checks

Change comparisons to true to the variable itself.
Change comparisons to false to the negation of the variable.

Signed-off-by: Nishka Dasgupta <nishkadg.linux@gmail.com>
Link: https://lore.kernel.org/r/20190725052645.2372-1-nishkadg.linux@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/rtl8192u: fix indentation issue, remove extra tab

A statement is indented one level too deeply; clean this up by
removing a tab.

Signed-off-by: Colin Ian King <colin.king@canonical.com>
Link: https://lore.kernel.org/r/20190723145022.11608-1-colin.king@canonical.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: mt7621-pci: avoid use 'err' local variable

Function 'mt7621_pcie_request_resources' is using 'err'
local variable to get value returned from 'devm_request_pci_bus_resources'
and returning after that. This is not needed at all. Instead of that
just directly return returned value by the function which is also
returning zero on success.

Signed-off-by: Sergio Paracuellos <sergio.paracuellos@gmail.com>
Link: https://lore.kernel.org/r/20190720072908.16795-1-sergio.paracuellos@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: rtl8192e: remove set but not used variable 'payload '

Fixes gcc '-Wunused-but-set-variable' warning:

drivers/staging/rtl8192e/rtllib_rx.c: In function rtllib_rx_InfraAdhoc:
drivers/staging/rtl8192e/rtllib_rx.c:1303:6: warning:
 variable payload set but not used [-Wunused-but-set-variable]

Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Link: https://lore.kernel.org/r/20190717143551.29200-1-yuehaibing@huawei.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: rtl8723bs: hal: remove redundant assignment to variable n

The variable n is being assigned a value that is never read, the
assignment is redundant and can be removed.

Addresses-Coverity: ("Unused value")
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Link: https://lore.kernel.org/r/20190723145905.13514-1-colin.king@canonical.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

staging: rtl8723bs: remove unused file hal_phy.c

Remove the unused file hal_phy.c. No function from this file is used
in the driver code and it is not listed in the Makefile.

Signed-off-by: Michael Straube <straube.linux@gmail.com>
Link: https://lore.kernel.org/r/20190721175735.24173-1-straube.linux@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>