diff --git a/fs/btrfs/scrub.c b/fs/btrfs/scrub.c
index 74acb7ca6eda12e7d6dae5b3c76504d0911d954f..cb50e4cb97d5b8cfd4d783d89217fb800fd99f05 100644
--- a/fs/btrfs/scrub.c
+++ b/fs/btrfs/scrub.c
@@ -71,11 +71,9 @@ struct scrub_page {
 	u64			physical;
 	u64			physical_for_dev_replace;
 	atomic_t		refs;
-	struct {
-		unsigned int	mirror_num:8;
-		unsigned int	have_csum:1;
-		unsigned int	io_error:1;
-	};
+	u8			mirror_num;
+	int			have_csum:1;
+	int			io_error:1;
 	u8			csum[BTRFS_CSUM_SIZE];
 
 	struct scrub_recover	*recover;