diff --git a/drivers/mmc/host/omap.c b/drivers/mmc/host/omap.c
index 9075838f712f..f7fb97802827 100644
--- a/drivers/mmc/host/omap.c
+++ b/drivers/mmc/host/omap.c
@@ -236,7 +236,10 @@ static void mmc_omap_release_slot(struct mmc_omap_slot *slot)
 static inline
 int mmc_omap_cover_is_open(struct mmc_omap_slot *slot)
 {
-	return slot->pdata->get_cover_state(mmc_dev(slot->mmc), slot->id);
+	if (slot->pdata->get_cover_state)
+		return slot->pdata->get_cover_state(mmc_dev(slot->mmc),
+						    slot->id);
+	return 0;
 }
 
 static ssize_t