diff --git a/drivers/mtd/mtdcore.c b/drivers/mtd/mtdcore.c
index 0b095975895e..38782ceea1f6 100644
--- a/drivers/mtd/mtdcore.c
+++ b/drivers/mtd/mtdcore.c
@@ -2173,7 +2173,7 @@ static int mtd_proc_show(struct seq_file *m, void *v)
 /*====================================================================*/
 /* Init code */
 
-static struct backing_dev_info * __init mtd_bdi_init(char *name)
+static struct backing_dev_info * __init mtd_bdi_init(const char *name)
 {
 	struct backing_dev_info *bdi;
 	int ret;