class: use IS_ERR_OR_NULL() helper in class_unregister()

Use IS_ERR_OR_NULL() helper in class_unregister() to simplify code.

Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
Link: https://l

class: use IS_ERR_OR_NULL() helper in class_unregister()

Use IS_ERR_OR_NULL() helper in class_unregister() to simplify code.

Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
Link: https://lore.kernel.org/r/20220822061922.3884113-1-yangyingliang@huawei.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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Merge branch 'next' into for-linus

Prepare input updates for 5.20 (or 6.0) merge window.

Merge tag 'v5.18'

Linux 5.18

Merge tag 'v5.18' into next

Sync up with mainline to get updates to OMAP4 keypad driver and other
upstream goodies.

Merge branch 'topic/cs35l41' into for-next

Pull CS35L41 codec updates

Signed-off-by: Takashi Iwai <tiwai@suse.de>

Merge drm/drm-next into drm-intel-gt-next

Pull in TTM changes needed for DG2 CCS enabling from Ram.

Signed-off-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>

Merge drm/drm-next into drm-intel-next

Sync up with v5.18-rc1, in particular to get 5e3094cfd9fb
("drm/i915/xehpsdv: Add has_flat_ccs to device info").

Signed-off-by: Jani Nikula <jani.nikula@intel

Merge drm/drm-next into drm-intel-next

Sync up with v5.18-rc1, in particular to get 5e3094cfd9fb
("drm/i915/xehpsdv: Add has_flat_ccs to device info").

Signed-off-by: Jani Nikula <jani.nikula@intel.com>

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Merge drm/drm-next into drm-misc-next

Let's start the 5.19 development cycle.

Signed-off-by: Maxime Ripard <maxime@cerno.tech>

Merge tag 'asoc-fix-v5.18-rc3' of https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into for-linus

ASoC: Fixes for v5.18

A collection of fixes that came in since the merge window, plus

Merge tag 'asoc-fix-v5.18-rc3' of https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into for-linus

ASoC: Fixes for v5.18

A collection of fixes that came in since the merge window, plus one new
device ID for an x86 laptop. Nothing that really stands out with
particularly big impact outside of the affected device.

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Merge drm/drm-fixes into drm-misc-fixes

Let's start the 5.18 fixes cycle.

Signed-off-by: Maxime Ripard <maxime@cerno.tech>

Merge remote-tracking branch 'torvalds/master' into perf/core

To pick up fixes that went thru perf/urgent and now are fixed by an
upcoming patch.

Signed-off-by: Arnaldo Carvalho de Melo <acme@redha

Merge remote-tracking branch 'torvalds/master' into perf/core

To pick up fixes that went thru perf/urgent and now are fixed by an
upcoming patch.

Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

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Merge tag 'for-5.18/block-2022-03-18' of git://git.kernel.dk/linux-block

Pull block updates from Jens Axboe:

- BFQ cleanups and fixes (Yu, Zhang, Yahu, Paolo)

- blk-rq-qos completion fix (Tejun)

Merge tag 'for-5.18/block-2022-03-18' of git://git.kernel.dk/linux-block

Pull block updates from Jens Axboe:

- BFQ cleanups and fixes (Yu, Zhang, Yahu, Paolo)

- blk-rq-qos completion fix (Tejun)

- blk-cgroup merge fix (Tejun)

- Add offline error return value to distinguish it from an IO error on
the device (Song)

- IO stats fixes (Zhang, Christoph)

- blkcg refcount fixes (Ming, Yu)

- Fix for indefinite dispatch loop softlockup (Shin'ichiro)

- blk-mq hardware queue management improvements (Ming)

- sbitmap dead code removal (Ming, John)

- Plugging merge improvements (me)

- Show blk-crypto capabilities in sysfs (Eric)

- Multiple delayed queue run improvement (David)

- Block throttling fixes (Ming)

- Start deprecating auto module loading based on dev_t (Christoph)

- bio allocation improvements (Christoph, Chaitanya)

- Get rid of bio_devname (Christoph)

- bio clone improvements (Christoph)

- Block plugging improvements (Christoph)

- Get rid of genhd.h header (Christoph)

- Ensure drivers use appropriate flush helpers (Christoph)

- Refcounting improvements (Christoph)

- Queue initialization and teardown improvements (Ming, Christoph)

- Misc fixes/improvements (Barry, Chaitanya, Colin, Dan, Jiapeng,
Lukas, Nian, Yang, Eric, Chengming)

* tag 'for-5.18/block-2022-03-18' of git://git.kernel.dk/linux-block: (127 commits)
block: cancel all throttled bios in del_gendisk()
block: let blkcg_gq grab request queue's refcnt
block: avoid use-after-free on throttle data
block: limit request dispatch loop duration
block/bfq-iosched: Fix spelling mistake "tenative" -> "tentative"
sr: simplify the local variable initialization in sr_block_open()
block: don't merge across cgroup boundaries if blkcg is enabled
block: fix rq-qos breakage from skipping rq_qos_done_bio()
block: flush plug based on hardware and software queue order
block: ensure plug merging checks the correct queue at least once
block: move rq_qos_exit() into disk_release()
block: do more work in elevator_exit
block: move blk_exit_queue into disk_release
block: move q_usage_counter release into blk_queue_release
block: don't remove hctx debugfs dir from blk_mq_exit_queue
block: move blkcg initialization/destroy into disk allocation/release handler
sr: implement ->free_disk to simplify refcounting
sd: implement ->free_disk to simplify refcounting
sd: delay calling free_opal_dev
sd: call sd_zbc_release_disk before releasing the scsi_device reference
...

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Merge branch 'for-5.18/block' into for-5.18/64bit-pi

* for-5.18/block: (96 commits)
block: remove bio_devname
ext4: stop using bio_devname
raid5-ppl: stop using bio_devname
raid1: stop using

Merge branch 'for-5.18/block' into for-5.18/64bit-pi

* for-5.18/block: (96 commits)
block: remove bio_devname
ext4: stop using bio_devname
raid5-ppl: stop using bio_devname
raid1: stop using bio_devname
md-multipath: stop using bio_devname
dm-integrity: stop using bio_devname
dm-crypt: stop using bio_devname
pktcdvd: remove a pointless debug check in pkt_submit_bio
block: remove handle_bad_sector
block: fix and cleanup bio_check_ro
bfq: fix use-after-free in bfq_dispatch_request
blk-crypto: show crypto capabilities in sysfs
block: don't delete queue kobject before its children
block: simplify calling convention of elv_unregister_queue()
block: remove redundant semicolon
block: default BLOCK_LEGACY_AUTOLOAD to y
block: update io_ticks when io hang
block, bfq: don't move oom_bfqq
block, bfq: avoid moving bfqq to it's parent bfqg
block, bfq: cleanup bfq_bfqq_to_bfqg()
...

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Merge branch 'for-5.18/block' into for-5.18/write-streams

* for-5.18/block: (96 commits)
block: remove bio_devname
ext4: stop using bio_devname
raid5-ppl: stop using bio_devname
raid1: stop

Merge branch 'for-5.18/block' into for-5.18/write-streams

* for-5.18/block: (96 commits)
block: remove bio_devname
ext4: stop using bio_devname
raid5-ppl: stop using bio_devname
raid1: stop using bio_devname
md-multipath: stop using bio_devname
dm-integrity: stop using bio_devname
dm-crypt: stop using bio_devname
pktcdvd: remove a pointless debug check in pkt_submit_bio
block: remove handle_bad_sector
block: fix and cleanup bio_check_ro
bfq: fix use-after-free in bfq_dispatch_request
blk-crypto: show crypto capabilities in sysfs
block: don't delete queue kobject before its children
block: simplify calling convention of elv_unregister_queue()
block: remove redundant semicolon
block: default BLOCK_LEGACY_AUTOLOAD to y
block: update io_ticks when io hang
block, bfq: don't move oom_bfqq
block, bfq: avoid moving bfqq to it's parent bfqg
block, bfq: cleanup bfq_bfqq_to_bfqg()
...

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block: remove genhd.h

There is no good reason to keep genhd.h separate from the main blkdev.h
header that includes it. So fold the contents of genhd.h into blkdev.h
and remove genhd.h entirely.

Si

block: remove genhd.h

There is no good reason to keep genhd.h separate from the main blkdev.h
header that includes it. So fold the contents of genhd.h into blkdev.h
and remove genhd.h entirely.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Chaitanya Kulkarni <kch@nvidia.com>
Reviewed-by: Martin K. Petersen <martin.petersen@oracle.com>
Link: https://lore.kernel.org/r/20220124093913.742411-4-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>

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Merge remote-tracking branch 'net/master'

Merge branch 'next' into for-linus

Prepare input updates for 5.12 merge window.

Merge tag 'v5.11' into next

Merge with mainline to get latest APIs and device tree bindings.

Merge tag 'amba-make-remove-return-void' of https://git.pengutronix.de/git/ukl/linux into devel-stable

Tag for adaptions to struct amba_driver::remove changing prototype

Merge branch 'cpuidle-fix' into fixes

Merge drm/drm-next into drm-intel-gt-next

Backmerging to get a common base for merging topic branches between
drm-intel-next and drm-intel-gt-next.

Signed-off-by: Joonas Lahtinen <joonas.lahtinen@l

Merge drm/drm-next into drm-intel-gt-next

Backmerging to get a common base for merging topic branches between
drm-intel-next and drm-intel-gt-next.

Signed-off-by: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>

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Merge drm/drm-next into drm-intel-next

sync-up to not fall too much behind.

Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>

Merge branch 'for-linus' into for-next

Back-merge of 5.11-devel branch for syncing the result changes.

Signed-off-by: Takashi Iwai <tiwai@suse.de>

Merge tag 'asoc-fix-v5.11-rc2' of https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into for-linus

ASoC: Fixes for v5.11

A collection of mostly driver specific fixes, plus a maintainers

Merge tag 'asoc-fix-v5.11-rc2' of https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into for-linus

ASoC: Fixes for v5.11

A collection of mostly driver specific fixes, plus a maintainership
update for TI and a fix for DAPM driver removal paths.

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Merge drm/drm-next into drm-misc-next

Staying in sync to drm-next, and to be able to pull ttm fixes.

Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>