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authorLinus Torvalds <torvalds@linux-foundation.org>2021-11-09 22:24:08 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2021-11-09 22:24:08 +0300
commitcb690f5238d71f543f4ce874aa59237cf53a877c (patch)
tree9cffbe44fb9eca3e70297b45cfeacc2c2ef93e0f /drivers/mtd
parent3e28850cbd359bed841b832200f9fc208a9ef040 (diff)
parent2878feaed543c35f9dbbe6d8ce36fb67ac803eef (diff)
downloadlinux-cb690f5238d71f543f4ce874aa59237cf53a877c.tar.xz
Merge tag 'for-5.16/drivers-2021-11-09' of git://git.kernel.dk/linux-block
Pull more block driver updates from Jens Axboe: - Last series adding error handling support for add_disk() in drivers. After this one, and once the SCSI side has been merged, we can finally annotate add_disk() as must_check. (Luis) - bcache fixes (Coly) - zram fixes (Ming) - ataflop locking fix (Tetsuo) - nbd fixes (Ye, Yu) - MD merge via Song - Cleanup (Yang) - sysfs fix (Guoqing) - Misc fixes (Geert, Wu, luo) * tag 'for-5.16/drivers-2021-11-09' of git://git.kernel.dk/linux-block: (34 commits) bcache: Revert "bcache: use bvec_virt" ataflop: Add missing semicolon to return statement floppy: address add_disk() error handling on probe ataflop: address add_disk() error handling on probe block: update __register_blkdev() probe documentation ataflop: remove ataflop_probe_lock mutex mtd/ubi/block: add error handling support for add_disk() block/sunvdc: add error handling support for add_disk() z2ram: add error handling support for add_disk() nvdimm/pmem: use add_disk() error handling nvdimm/pmem: cleanup the disk if pmem_release_disk() is yet assigned nvdimm/blk: add error handling support for add_disk() nvdimm/blk: avoid calling del_gendisk() on early failures nvdimm/btt: add error handling support for add_disk() nvdimm/btt: use goto error labels on btt_blk_init() loop: Remove duplicate assignments drbd: Fix double free problem in drbd_create_device nvdimm/btt: do not call del_gendisk() if not needed bcache: fix use-after-free problem in bcache_device_free() zram: replace fsync_bdev with sync_blockdev ...
Diffstat (limited to 'drivers/mtd')
-rw-r--r--drivers/mtd/ubi/block.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/mtd/ubi/block.c b/drivers/mtd/ubi/block.c
index e003b4b44ffa..062e6c2c45f5 100644
--- a/drivers/mtd/ubi/block.c
+++ b/drivers/mtd/ubi/block.c
@@ -447,12 +447,18 @@ int ubiblock_create(struct ubi_volume_info *vi)
list_add_tail(&dev->list, &ubiblock_devices);
/* Must be the last step: anyone can call file ops from now on */
- add_disk(dev->gd);
+ ret = add_disk(dev->gd);
+ if (ret)
+ goto out_destroy_wq;
+
dev_info(disk_to_dev(dev->gd), "created from ubi%d:%d(%s)",
dev->ubi_num, dev->vol_id, vi->name);
mutex_unlock(&devices_mutex);
return 0;
+out_destroy_wq:
+ list_del(&dev->list);
+ destroy_workqueue(dev->wq);
out_remove_minor:
idr_remove(&ubiblock_minor_idr, gd->first_minor);
out_cleanup_disk: