net: macb: do not copy the mac address if NULL
This patch fixes the MAC address setup in the probe. The MAC address retrieved using of_get_mac_address was checked for not containing an error, but it may also be NULL which wasn't tested. Fix it by replacing IS_ERR with IS_ERR_OR_NULL. Fixes: 541ddc66 ("net: macb: support of_get_mac_address new ERR_PTR error") Signed-off-by: NAntoine Tenart <antoine.tenart@bootlin.com> Acked-by: NNicolas Ferre <nicolas.ferre@microchip.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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