diff --git a/drivers/platform/x86/wmi.c b/drivers/platform/x86/wmi.c
index 5e4c03f7db7c..567c28705cb1 100644
--- a/drivers/platform/x86/wmi.c
+++ b/drivers/platform/x86/wmi.c
@@ -130,6 +130,16 @@ static bool find_guid(const char *guid_string, struct wmi_block **out)
 	return false;
 }
 
+static bool guid_parse_and_compare(const char *string, const guid_t *guid)
+{
+	guid_t guid_input;
+
+	if (guid_parse(string, &guid_input))
+		return false;
+
+	return guid_equal(&guid_input, guid);
+}
+
 static const void *find_guid_context(struct wmi_block *wblock,
 				      struct wmi_driver *wdriver)
 {
@@ -142,11 +152,7 @@ static const void *find_guid_context(struct wmi_block *wblock,
 
 	id = wdriver->id_table;
 	while (*id->guid_string) {
-		guid_t guid_input;
-
-		if (guid_parse(id->guid_string, &guid_input))
-			continue;
-		if (guid_equal(&wblock->gblock.guid, &guid_input))
+		if (guid_parse_and_compare(id->guid_string, &wblock->gblock.guid))
 			return id->context;
 		id++;
 	}
@@ -804,11 +810,7 @@ static int wmi_dev_match(struct device *dev, struct device_driver *driver)
 		return 0;
 
 	while (*id->guid_string) {
-		guid_t driver_guid;
-
-		if (WARN_ON(guid_parse(id->guid_string, &driver_guid)))
-			continue;
-		if (guid_equal(&driver_guid, &wblock->gblock.guid))
+		if (guid_parse_and_compare(id->guid_string, &wblock->gblock.guid))
 			return 1;
 
 		id++;