ecryptfs: use after free

[safe/jmp/linux-2.6] / fs / btrfs / orphan.c

diff --git a/fs/btrfs/orphan.c b/fs/btrfs/orphan.c
index 3c0d52a..79cba5f 100644 (file)
--- a/fs/btrfs/orphan.c
+++ b/fs/btrfs/orphan.c
@@ -65,3 +65,23 @@ out:
        btrfs_free_path(path);
        return ret;
 }
+
+int btrfs_find_orphan_item(struct btrfs_root *root, u64 offset)
+{
+       struct btrfs_path *path;
+       struct btrfs_key key;
+       int ret;
+
+       key.objectid = BTRFS_ORPHAN_OBJECTID;
+       key.type = BTRFS_ORPHAN_ITEM_KEY;
+       key.offset = offset;
+
+       path = btrfs_alloc_path();
+       if (!path)
+               return -ENOMEM;
+
+       ret = btrfs_search_slot(NULL, root, &key, path, 0, 0);
+
+       btrfs_free_path(path);
+       return ret;
+}