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| author | Miao Xie <miaox@cn.fujitsu.com> | 2012-09-20 06:14:29 +0200 |
|---|---|---|
| committer | Chris Mason <chris.mason@fusionio.com> | 2012-10-09 15:15:38 +0200 |
| commit | e8830e606ffee383f073e32313f11fc5692813fe (patch) | |
| tree | 1d11a33e8d59736ad35018da316383eb64c63527 /fs/btrfs | |
| parent | btrfs: extended inode ref iteration (diff) | |
| download | linux-e8830e606ffee383f073e32313f11fc5692813fe.tar.xz linux-e8830e606ffee383f073e32313f11fc5692813fe.zip | |
Btrfs: fix memory leak in start_transaction()
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>
Diffstat (limited to 'fs/btrfs')
| -rw-r--r-- | 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 910ff8051ba9..35489644c247 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); } |