UbiquitousOS
/
OpenCloudOS-Kernel
mirror of https://gitee.com/OpenCloudOS/OpenCloudOS-Kernel.git
11
0
Fork 0
Code Issues Projects Releases Wiki Activity

dm cache: remove needless request_queue NULL pointer checks 

Since commit ff9ea32381 ("block, bdi: an active gendisk always has a
request_queue associated with it") the request_queue pointer returned
from bdev_get_queue() shall never be NULL.

Signed-off-by: Xu Wang <vulab@iscas.ac.cn>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
This commit is contained in:
Xu Wang 2021-03-19 08:16:28 +00:00 committed by Mike Snitzer
parent 695902bb2e
commit 63508e38c1
1 changed files with 1 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/md/dm-cache-target.c
View File

@ -3387,7 +3387,7 @@ static bool origin_dev_supports_discard(struct block_device *origin_bdev)
{ {
struct request_queue *q = bdev_get_queue(origin_bdev); struct request_queue *q = bdev_get_queue(origin_bdev);
return q && blk_queue_discard(q); return blk_queue_discard(q);
} }
/* /*