1 files changed, 3 insertions, 0 deletions
diff --git a/super1.c b/super1.c
index a6a308a..bd9d1c9 100644
--- a/super1.c
+++ b/super1.c
@@ -789,6 +789,9 @@ static void add_to_super1(struct supertype *st, mdu_disk_info_t *dk,
 	else
 		*rp = 0xfffe;
 
+	sb->dev_number = __cpu_to_le32(dk->number);
+	sb->sb_csum = calc_sb_1_csum(sb);
+
 	dip = (struct devinfo **)&st->info;
 	while (*dip)
 		dip = &(*dip)->next;