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Btrfs: fix memory leak in start_transaction()
author
Yoshinori Sano
<yoshinori.sano@gmail.com>
Sun, 3 Apr 2011 12:31:28 +0000
(12:31 +0000)
committer
Chris Mason
<chris.mason@oracle.com>
Tue, 5 Apr 2011 05:19:43 +0000
(
01:19
-0400)
Free btrfs_trans_handle when join_transaction() fails
in start_transaction()
Signed-off-by: Yoshinori Sano <yoshinori.sano@gmail.com>
Signed-off-by: Chris Mason <chris.mason@oracle.com>
fs/btrfs/transaction.c
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diff --git
a/fs/btrfs/transaction.c
b/fs/btrfs/transaction.c
index
ce48eb5
..
d01cc24
100644
(file)
--- a/
fs/btrfs/transaction.c
+++ b/
fs/btrfs/transaction.c
@@
-197,6
+197,7
@@
again:
ret = join_transaction(root);
if (ret < 0) {
+ kmem_cache_free(btrfs_trans_handle_cachep, h);
if (type != TRANS_JOIN_NOLOCK)
mutex_unlock(&root->fs_info->trans_mutex);
return ERR_PTR(ret);