--- a/arch/arm/plat-omap/mailbox.c
+++ b/arch/arm/plat-omap/mailbox.c
@@ -337,14 +337,16 @@ static void omap_mbox_fini(struct omap_mbox *mbox)
 struct omap_mbox *omap_mbox_get(const char *name, struct notifier_block *nb)
 {
 	struct omap_mbox *mbox;
-	int ret;
+	int ret, i;
 
 	if (!mboxes)
 		return ERR_PTR(-EINVAL);
 
-	for (mbox = *mboxes; mbox; mbox++)
+	for (i = 0; mboxes[i]; i++) {
+		mbox = mboxes[i];
 		if (!strcmp(mbox->name, name))
 			break;
+	}
 
 	if (!mbox)
 		return ERR_PTR(-ENOENT);