diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index 98a800b8bd438..77c2acc06891f 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -228,7 +228,7 @@ static inline void btrfs_cleanup_ordered_extents(struct btrfs_inode *inode,
 {
 	unsigned long index = offset >> PAGE_SHIFT;
 	unsigned long end_index = (offset + bytes - 1) >> PAGE_SHIFT;
-	u64 page_start, page_end;
+	u64 page_start = 0, page_end = 0;
 	struct page *page;
 
 	if (locked_page) {