gianfar: Handle error code at MAC address change

Handle return error code of eth_mac_addr(); Fixes: 3d23a05 ("gianfar: Enable changing mac addr when if up") Signed-off-by: Claudiu Manoil <claudiu.manoil@nxp.com> Signed-off-by: David S. Miller <davem@davemloft.net>
mariux64 · Mar 29, 2021 · bff5b62 · bff5b62
1 parent 6341576
commit bff5b62
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/drivers/net/ethernet/freescale/gianfar.c b/drivers/net/ethernet/freescale/gianfar.c
@@ -363,7 +363,11 @@ static void gfar_set_mac_for_addr(struct net_device *dev, int num,
 
 static int gfar_set_mac_addr(struct net_device *dev, void *p)
 {
-	eth_mac_addr(dev, p);
+	int ret;
+
+	ret = eth_mac_addr(dev, p);
+	if (ret)
+		return ret;
 
 	gfar_set_mac_for_addr(dev, 0, dev->dev_addr);