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* [PATCH] fs/bio-integrity: fix a potential mem leak
@ 2013-07-24  2:23 Gu Zheng
  0 siblings, 0 replies; only message in thread
From: Gu Zheng @ 2013-07-24  2:23 UTC (permalink / raw)
  To: Al Viro; +Cc: linux-fsdevel, linux-kernel

Free the bio_integrity_pool in the fail path of biovec_create_pool
in function bioset_integrity_create().

Signed-off-by: Gu Zheng <guz.fnst@cn.fujitsu.com>
---
 fs/bio-integrity.c |    9 +++++----
 1 files changed, 5 insertions(+), 4 deletions(-)

diff --git a/fs/bio-integrity.c b/fs/bio-integrity.c
index 8fb4291..6025084 100644
--- a/fs/bio-integrity.c
+++ b/fs/bio-integrity.c
@@ -716,13 +716,14 @@ int bioset_integrity_create(struct bio_set *bs, int pool_size)
 		return 0;
 
 	bs->bio_integrity_pool = mempool_create_slab_pool(pool_size, bip_slab);
-
-	bs->bvec_integrity_pool = biovec_create_pool(bs, pool_size);
-	if (!bs->bvec_integrity_pool)
+	if (!bs->bio_integrity_pool)
 		return -1;
 
-	if (!bs->bio_integrity_pool)
+	bs->bvec_integrity_pool = biovec_create_pool(bs, pool_size);
+	if (!bs->bvec_integrity_pool) {
+		mempool_destroy(bs->bio_integrity_pool);
 		return -1;
+	}
 
 	return 0;
 }
-- 
1.7.7


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