diff --git a/drivers/gpio/gpio-amd8111.c b/drivers/gpio/gpio-amd8111.c
index d3d2d1099f64..2c4d9ab34acc 100644
--- a/drivers/gpio/gpio-amd8111.c
+++ b/drivers/gpio/gpio-amd8111.c
@@ -213,6 +213,11 @@ static int __init amd_gpio_init(void)
 		goto out;
 	}
 	gp.pm = ioport_map(gp.pmbase + PMBASE_OFFSET, PMBASE_SIZE);
+	if (!gp.pm) {
+		dev_err(&pdev->dev, "Couldn't map io port into io memory\n");
+		err = -ENOMEM;
+		goto out;
+	}
 	gp.pdev = pdev;
 	gp.chip.dev = &pdev->dev;