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gianfar: Handle error code at MAC address change

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[ Upstream commit bff5b62585123823842833ab20b1c0a7fa437f8c ]

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
parent 1eb5f4e007
commit ed613d9684
1 changed files with 5 additions and 1 deletions
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6
drivers/net/ethernet/freescale/gianfar.c
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@ -364,7 +364,11 @@ 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);