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md: remvoe redundant condition check

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mempool_destroy() can handle NULL pointer correctly,
so there is no need to check NULL pointer before calling
mempool_destroy().

Signed-off-by: Chengguang Xu <cgxu519@gmx.com>
Signed-off-by: Shaohua Li <shli@fb.com>
This commit is contained in:
Chengguang Xu 2018-11-14 07:33:09 +08:00 committed by Shaohua Li
parent be85f93ae2
commit 37b22c2894
1 changed files with 4 additions and 8 deletions
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12
drivers/md/md.c
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@ -5692,14 +5692,10 @@ int md_run(struct mddev *mddev)
return 0;
abort:
if (mddev->flush_bio_pool) {
mempool_destroy(mddev->flush_bio_pool);
mddev->flush_bio_pool = NULL;
}
if (mddev->flush_pool){
mempool_destroy(mddev->flush_pool);
mddev->flush_pool = NULL;
}
mempool_destroy(mddev->flush_bio_pool);
mddev->flush_bio_pool = NULL;
mempool_destroy(mddev->flush_pool);
mddev->flush_pool = NULL;
return err;
}