From: Claudiu Manoil <claudiu.manoil@nxp.com> [ Upstream commit bff5b62585123823842833ab20b1c0a7fa437f8c ] Handle return error code of eth_mac_addr(); Fixes: 3d23a05c75c7 ("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> Signed-off-by: Sasha Levin <sashal@kernel.org> --- drivers/net/ethernet/freescale/gianfar.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/drivers/net/ethernet/freescale/gianfar.c b/drivers/net/ethernet/freescale/gianfar.c index df03cf63cb026..4feab06b7ad7a 100644 --- a/drivers/net/ethernet/freescale/gianfar.c +++ b/drivers/net/ethernet/freescale/gianfar.c @@ -485,7 +485,11 @@ static struct net_device_stats *gfar_get_stats(struct net_device *dev) 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); -- 2.25.1