diff --git a/drivers/mfd/sm501.c b/drivers/mfd/sm501.c
index a530972c5a7e939a6b0be066c590a2ad7dccd9fc..e0173bf4b0dc7e15c39fffb278dc100e29eb03b6 100644
--- a/drivers/mfd/sm501.c
+++ b/drivers/mfd/sm501.c
@@ -1145,6 +1145,9 @@ static int sm501_register_gpio_i2c_instance(struct sm501_devdata *sm,
 	lookup = devm_kzalloc(&pdev->dev,
 			      sizeof(*lookup) + 3 * sizeof(struct gpiod_lookup),
 			      GFP_KERNEL);
+	if (!lookup)
+		return -ENOMEM;
+
 	lookup->dev_id = "i2c-gpio";
 	if (iic->pin_sda < 32)
 		lookup->table[0].chip_label = "SM501-LOW";