brcmfmac: Remove copy mac address from drvr at netdev up.

At netdev up the mac address from drvr is copied to netdev mac
address. This is incorrect and mac address was already set by
brcmf_net_attach by copying it from ifp.
Reviewed-by: NArend Van Spriel <arend@broadcom.com>
Signed-off-by: NHante Meuleman <meuleman@broadcom.com>
Signed-off-by: NArend van Spriel <arend@broadcom.com>
Signed-off-by: NJohn W. Linville <linville@tuxdriver.com>

drivers/net/wireless/brcm80211/brcmfmac/dhd_linux.c

@@ -567,8 +567,6 @@ static int brcmf_netdev_open(struct net_device *ndev)
 
 	atomic_set(&drvr->pend_8021x_cnt, 0);
 
-	memcpy(ndev->dev_addr, drvr->mac, ETH_ALEN);
-
 	/* Get current TOE mode from dongle */
 	if (brcmf_fil_iovar_int_get(ifp, "toe_ol", &toe_ol) >= 0
 	    && (toe_ol & TOE_TX_CSUM_OL) != 0)