This patch fixes memory leak of the transaction handle which happened
when starting transaction failed on a freezed fs.
Signed-off-by: Miao Xie <miaox@cn.fujitsu.com>
---
This patch is based on btrfs-next tree
---
fs/btrfs/transaction.c | 4 +++-
1 files changed, 3 insertions(+), 1 deletions(-)
diff --git a/fs/btrfs/transaction.c b/fs/btrfs/transaction.c
index e766d37..9bf9f6f 100644
--- a/fs/btrfs/transaction.c
+++ b/fs/btrfs/transaction.c
@@ -351,8 +351,10 @@ again:
*/
if (type != TRANS_JOIN_NOLOCK &&
!__sb_start_write(root->fs_info->sb, SB_FREEZE_FS, false)) {
- if (type == TRANS_JOIN_FREEZE)
+ if (type == TRANS_JOIN_FREEZE) {
+ kmem_cache_free(btrfs_trans_handle_cachep, h);
return ERR_PTR(-EPERM);
+ }
sb_start_intwrite(root->fs_info->sb);
}
--
1.7.6.5
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