gianfar: Handle error code at MAC address change

[ Upstream commit bff5b62585 ]

Handle return error code of eth_mac_addr();

Fixes: 3d23a05c75 ("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>
This commit is contained in:
Claudiu Manoil 2021-03-29 17:08:47 +03:00 • committed by Greg Kroah-Hartman
commit ed613d9684