count_snapshots: Properly update the leaf pointer after btrfs_next_leaf
Signed-off-by: Chris Mason <chris.mason@oracle.com>
diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index 4957cfa..b801eb4 100644
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -693,7 +693,6 @@
u64 root_objectid = root->root_key.objectid;
u32 total_count = 0;
u32 cur_count;
- u32 refs;
u32 nritems;
int ret;
struct btrfs_key key;
@@ -729,8 +728,8 @@
}
item = btrfs_item_ptr(l, path->slots[0], struct btrfs_extent_item);
- refs = btrfs_extent_refs(l, item);
while (1) {
+ l = path->nodes[0];
nritems = btrfs_header_nritems(l);
if (path->slots[0] >= nritems) {
ret = btrfs_next_leaf(extent_root, path);
@@ -741,6 +740,7 @@
btrfs_item_key_to_cpu(l, &found_key, path->slots[0]);
if (found_key.objectid != bytenr)
break;
+
if (found_key.type != BTRFS_EXTENT_REF_KEY) {
path->slots[0]++;
continue;