diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c
index 5c0c975e5ac2..2f0d557a910d 100644
--- a/drivers/regulator/core.c
+++ b/drivers/regulator/core.c
@@ -2335,6 +2335,9 @@ int regulator_set_optimum_mode(struct regulator *regulator, int uA_load)
 	 */
 	ret = -EINVAL;
 
+	if (!rdev->desc->ops->set_mode)
+		goto out;
+
 	/* get output voltage */
 	output_uV = _regulator_get_voltage(rdev);
 	if (output_uV <= 0) {