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-rw-r--r--fs/btrfs/disk-io.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index ff5d259ac27..ba2b931fd8f 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -387,7 +387,7 @@ static int btree_read_extent_buffer_pages(struct btrfs_root *root,
if (test_bit(EXTENT_BUFFER_CORRUPT, &eb->bflags))
break;
- num_copies = btrfs_num_copies(&root->fs_info->mapping_tree,
+ num_copies = btrfs_num_copies(root->fs_info,
eb->start, eb->len);
if (num_copies == 1)
break;