diff --git a/drivers/mtd/mtdsuper.c b/drivers/mtd/mtdsuper.c
index aca331971201..9b430f20b640 100644
--- a/drivers/mtd/mtdsuper.c
+++ b/drivers/mtd/mtdsuper.c
@@ -70,6 +70,8 @@ static int get_sb_mtd_aux(struct file_system_type *fs_type, int flags,
 	DEBUG(1, "MTDSB: New superblock for device %d (\"%s\")\n",
 	      mtd->index, mtd->name);
 
+	sb->s_flags = flags;
+
 	ret = fill_super(sb, data, flags & MS_SILENT ? 1 : 0);
 	if (ret < 0) {
 		up_write(&sb->s_umount);