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block: fix memory leak in bio_clone()

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If bio_integrity_clone() fails, bio_clone() returns NULL without freeing
the newly allocated bio.

Signed-off-by: Li Zefan <lizf@cn.fujitsu.com>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
This commit is contained in:
Li Zefan
2009-03-09 10:42:45 +01:00
committed by Jens Axboe
parent 87092698c6
commit 059ea3318c
1 changed files with 3 additions and 1 deletions
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4
fs/bio.c
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@@ -465,9 +465,11 @@ struct bio *bio_clone(struct bio *bio, gfp_t gfp_mask)
ret = bio_integrity_clone(b, bio, gfp_mask, fs_bio_set); ret = bio_integrity_clone(b, bio, gfp_mask, fs_bio_set);
if (ret < 0) if (ret < 0) {
bio_put(b);
return NULL; return NULL;
} }
}
return b; return b;
} }