diff --git a/drivers/mtd/onenand/onenand_sim.c b/drivers/mtd/onenand/onenand_sim.c
index b80667309b3..0d89ad5776f 100644
--- a/drivers/mtd/onenand/onenand_sim.c
+++ b/drivers/mtd/onenand/onenand_sim.c
@@ -78,7 +78,7 @@ struct onenand_info {
 	struct onenand_flash	flash;
 };
 
-struct onenand_info *info;
+static struct onenand_info *info;
 
 #define DPRINTK(format, args...)					\
 do {									\