diff --git a/target/linux/mediatek/files-5.4/drivers/net/ethernet/mediatek/mtk_eth_soc.c b/target/linux/mediatek/files-5.4/drivers/net/ethernet/mediatek/mtk_eth_soc.c
index 1b01406..1c1eb75 100644
--- a/target/linux/mediatek/files-5.4/drivers/net/ethernet/mediatek/mtk_eth_soc.c
+++ b/target/linux/mediatek/files-5.4/drivers/net/ethernet/mediatek/mtk_eth_soc.c
@@ -4669,8 +4669,7 @@
 	const __be32 *_id = of_get_property(np, "reg", NULL);
 	struct device_node *child;
 	struct mtk_mux *mux;
-	unsigned int id;
-	int err;
+	int id, err;
 
 	if (!_id) {
 		dev_err(eth->dev, "missing attach mac id\n");