diff --git a/drivers/regulator/wm8350-regulator.c b/drivers/regulator/wm8350-regulator.c
index 7ec7c390eeda..95f6b040186e 100644
--- a/drivers/regulator/wm8350-regulator.c
+++ b/drivers/regulator/wm8350-regulator.c
@@ -1151,17 +1151,16 @@ static const struct regulator_desc wm8350_reg[NUM_WM8350_REGULATORS] = {
 static irqreturn_t pmic_uv_handler(int irq, void *data)
 {
 	struct regulator_dev *rdev = (struct regulator_dev *)data;
-	struct wm8350 *wm8350 = rdev_get_drvdata(rdev);
 
 	mutex_lock(&rdev->mutex);
 	if (irq == WM8350_IRQ_CS1 || irq == WM8350_IRQ_CS2)
 		regulator_notifier_call_chain(rdev,
 					      REGULATOR_EVENT_REGULATION_OUT,
-					      wm8350);
+					      NULL);
 	else
 		regulator_notifier_call_chain(rdev,
 					      REGULATOR_EVENT_UNDER_VOLTAGE,
-					      wm8350);
+					      NULL);
 	mutex_unlock(&rdev->mutex);
 
 	return IRQ_HANDLED;