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md/raid1: remove unnecessary null checking

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If %__GFP_DIRECT_RECLAIM is set then bio_alloc_bioset will always
be able to allocate a bio. See comment of bio_alloc_bioset.

Signed-off-by: Gou Hao <gouhao@uniontech.com>
Signed-off-by: Song Liu <song@kernel.org>
Link: https://lore.kernel.org/r/20231214151458.28970-1-gouhao@uniontech.com
This commit is contained in:
Gou Hao 2023-12-14 23:14:58 +08:00 committed by Song Liu
parent fa2bbff7b0
commit af140f806a
1 changed files with 0 additions and 2 deletions
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drivers/md/raid1.c
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@ -1124,8 +1124,6 @@ static void alloc_behind_master_bio(struct r1bio *r1_bio,
behind_bio = bio_alloc_bioset(NULL, vcnt, 0, GFP_NOIO,
&r1_bio->mddev->bio_set);
if (!behind_bio)
return;
/* discard op, we don't support writezero/writesame yet */
if (!bio_has_data(bio)) {