diff --git a/drivers/regulator/mc13xxx-regulator-core.c b/drivers/regulator/mc13xxx-regulator-core.c
index f53d31b950d4c16b2ac3befd6833c0022a639f42..2bb5de1f2421283013e512ab6e643f4b9f05f38a 100644
--- a/drivers/regulator/mc13xxx-regulator-core.c
+++ b/drivers/regulator/mc13xxx-regulator-core.c
@@ -174,7 +174,7 @@ static int mc13xxx_regulator_get_voltage(struct regulator_dev *rdev)
 
 	dev_dbg(rdev_get_dev(rdev), "%s id: %d val: %d\n", __func__, id, val);
 
-	BUG_ON(val < 0 || val > mc13xxx_regulators[id].desc.n_voltages);
+	BUG_ON(val > mc13xxx_regulators[id].desc.n_voltages);
 
 	return mc13xxx_regulators[id].voltages[val];
 }