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author | Filipe David Borba Manana <fdmanana@gmail.com> | 2013-09-11 21:36:44 +0200 |
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committer | Chris Mason <chris.mason@fusionio.com> | 2013-09-21 17:05:29 +0200 |
commit | a0634be562c27ddee7c94bce4f765f8071244e07 (patch) | |
tree | 0c32bf5f94d9a63d86975515f2ea706669702303 | |
parent | Btrfs: add the missing mutex unlock in write_all_supers() (diff) | |
download | linux-a0634be562c27ddee7c94bce4f765f8071244e07.tar.xz linux-a0634be562c27ddee7c94bce4f765f8071244e07.zip |
Btrfs: don't leak transaction in btrfs_sync_file()
In btrfs_sync_file(), if the call to btrfs_log_dentry_safe() returns
a negative error (for e.g. -ENOMEM via btrfs_log_inode()), we would
return without ending/freeing the transaction.
Signed-off-by: Josef Bacik <jbacik@fusionio.com>
Signed-off-by: Chris Mason <chris.mason@fusionio.com>
-rw-r--r-- | fs/btrfs/file.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/btrfs/file.c b/fs/btrfs/file.c index 5ba87b0d2ef8..d12107e90987 100644 --- a/fs/btrfs/file.c +++ b/fs/btrfs/file.c @@ -1859,8 +1859,8 @@ int btrfs_sync_file(struct file *file, loff_t start, loff_t end, int datasync) ret = btrfs_log_dentry_safe(trans, root, dentry); if (ret < 0) { - mutex_unlock(&inode->i_mutex); - goto out; + /* Fallthrough and commit/free transaction. */ + ret = 1; } /* we've logged all the items and now have a consistent |