diff --git a/drivers/platform/x86/wmi.c b/drivers/platform/x86/wmi.c
index 62e8c221d01ea10a5f105a0a44b2d2d8277d7878..c2e7b2657aeb31bf5ab50a4f8a8821e2ad53f696 100644
--- a/drivers/platform/x86/wmi.c
+++ b/drivers/platform/x86/wmi.c
@@ -672,8 +672,10 @@ static ssize_t modalias_show(struct device *dev, struct device_attribute *attr,
 	struct wmi_block *wblock;
 
 	wblock = dev_get_drvdata(dev);
-	if (!wblock)
-		return -ENOMEM;
+	if (!wblock) {
+		strcat(buf, "\n");
+		return strlen(buf);
+	}
 
 	wmi_gtoa(wblock->gblock.guid, guid_string);