Btrfs: fix missing skinny metadata check in scrub_stripe()

Check if we support skinny metadata firstly and fix to use
right type to search.

Signed-off-by: Wang Shilong <wangsl.fnst@cn.fujitsu.com>
Signed-off-by: Josef Bacik <jbacik@fb.com>
Signed-off-by: Chris Mason <clm@fb.com>

1 files changed, 4 insertions, 1 deletions

diff --git a/fs/btrfs/scrub.c b/fs/btrfs/scrub.c
index 7806e2c47f89..e0677e42d66d 100644
--- a/fs/btrfs/scrub.c
+++ b/fs/btrfs/scrub.c
@@ -2373,8 +2373,11 @@ static noinline_for_stack int scrub_stripe(struct scrub_ctx *sctx,
                         scrub_blocked_if_needed(fs_info);
                 }
 
+                if (btrfs_fs_incompat(fs_info, SKINNY_METADATA))
+                        key.type = BTRFS_METADATA_ITEM_KEY;
+                else
+                        key.type = BTRFS_EXTENT_ITEM_KEY;
                 key.objectid = logical;
-                key.type = BTRFS_EXTENT_ITEM_KEY;
                 key.offset = (u64)-1;
 
                 ret = btrfs_search_slot(NULL, root, &key, path, 0, 0);