diff --git a/drivers/gpu/nvgpu/pci.c b/drivers/gpu/nvgpu/pci.c
index 3679e0c84..3c46f0731 100644
--- a/drivers/gpu/nvgpu/pci.c
+++ b/drivers/gpu/nvgpu/pci.c
@@ -197,7 +197,8 @@ static int nvgpu_pci_init_support(struct pci_dev *pdev)
 
 static char *nvgpu_pci_devnode(struct device *dev, umode_t *mode)
 {
-	*mode = S_IRUGO | S_IWUGO;
+	if (mode)
+		*mode = S_IRUGO | S_IWUGO;
 	return kasprintf(GFP_KERNEL, "nvgpu-pci/%s", dev_name(dev));
 }