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Btrfs: avoid potential super block corruption
[safe/jmp/linux-2.6]
/
fs
/
btrfs
/
tree-defrag.c
diff --git
a/fs/btrfs/tree-defrag.c
b/fs/btrfs/tree-defrag.c
index
6f57d08
..
a6a3956
100644
(file)
--- a/
fs/btrfs/tree-defrag.c
+++ b/
fs/btrfs/tree-defrag.c
@@
-125,9
+125,6
@@
int btrfs_defrag_leaves(struct btrfs_trans_handle *trans,
if (is_extent)
btrfs_extent_post_op(trans, root);
out:
- if (is_extent)
- mutex_unlock(&root->fs_info->alloc_mutex);
-
if (path)
btrfs_free_path(path);
if (ret == -EAGAIN) {