staging: rtl8723au: Use random ethaddr if EEPROM address is corrupted

Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/rtl8723au/core/rtw_ieee80211.c

@@ -904,30 +904,6 @@ u8 key_2char2num23a(u8 hch, u8 lch)
 	return key_char2num(hch) << 4 | key_char2num(lch);
 }
 
-void rtw_macaddr_cfg23a(u8 *mac_addr)
-{
-	u8 mac[ETH_ALEN];
-	if (!mac_addr)
-		return;
-
-	memcpy(mac, mac_addr, ETH_ALEN);
-
-	if (is_broadcast_ether_addr(mac) || is_zero_ether_addr(mac)) {
-		mac[0] = 0x00;
-		mac[1] = 0xe0;
-		mac[2] = 0x4c;
-		mac[3] = 0x87;
-		mac[4] = 0x00;
-		mac[5] = 0x00;
-		/*  use default mac addresss */
-		memcpy(mac_addr, mac, ETH_ALEN);
-		DBG_8723A("MAC Address from efuse error, assign default "
-			  "one !!!\n");
-	}
-	DBG_8723A("rtw_macaddr_cfg23a MAC Address  = "MAC_FMT"\n",
-		  MAC_ARG(mac_addr));
-}
-
 static int rtw_get_cipher_info(struct wlan_network *pnetwork)
 {
 	const u8 *pbuf;

drivers/staging/rtl8723au/include/ieee80211.h

@@ -451,8 +451,6 @@ int rtw_check_network_type23a(unsigned char *rate, int ratelen, int channel);
 
 void rtw_get_bcn_info23a(struct wlan_network *pnetwork);
 
-void rtw_macaddr_cfg23a(u8 *mac_addr);
-
 u16 rtw_mcs_rate23a(u8 rf_type, u8 bw_40MHz, u8 short_GI_20, u8 short_GI_40, unsigned char * MCS_rate);
 
 int rtw_action_frame_parse23a(const u8 *frame, u32 frame_len, u8* category, u8 *action);

drivers/staging/rtl8723au/os_dep/usb_intf.c

@@ -659,8 +659,10 @@ static struct rtw_adapter *rtw_usb_if1_init(struct dvobj_priv *dvobj,
 	padapter->pwrctrlpriv.autopm_cnt = 1;
 #endif
 
-	/*  set mac addr */
-	rtw_macaddr_cfg23a(padapter->eeprompriv.mac_addr);
+	/* If the eeprom mac address is corrupted, assign a random address */
+	if (is_broadcast_ether_addr(padapter->eeprompriv.mac_addr) ||
+	    is_zero_ether_addr(padapter->eeprompriv.mac_addr))
+		eth_random_addr(padapter->eeprompriv.mac_addr);
 
 	DBG_8723A("bDriverStopped:%d, bSurpriseRemoved:%d, bup:%d, hw_init_completed:%d\n",
 		  padapter->bDriverStopped, padapter->bSurpriseRemoved,