Commit 363dc512 authored by vulab's avatar vulab Committed by Linus Torvalds
Browse files

mm/swapfile: remove needless request_queue NULL pointer check 

The request_queue pointer returned from bdev_get_queue() shall never be
NULL, so the null check is unnecessary, just remove it.

Link: https://lkml.kernel.org/r/20210917082111.33923-1-vulab@iscas.ac.cn


Signed-off-by: default avatarXu Wang <vulab@iscas.ac.cn>
Acked-by: default avatarDavid Hildenbrand <david@redhat.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 20b7fee7

mm/swapfile.c

+1 −1
Original line number Diff line number Diff line
@@ -3118,7 +3118,7 @@ static bool swap_discardable(struct swap_info_struct *si) 
{

	struct request_queue *q = bdev_get_queue(si->bdev);



	if (!q || !blk_queue_discard(q))

	if (!blk_queue_discard(q))

		return false;



	return true;