net: stmmac: xgmac: Reinitialize correctly a variable

'value' was being or'ed with a value from another register. This is a
typo and could cause new written value to be wrong. Fix it.
Signed-off-by: Jose Abreu <joabreu@synopsys.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/stmicro/stmmac/dwxgmac2_core.c

@@ -568,7 +568,7 @@ static void dwxgmac2_update_vlan_hash(struct mac_device_info *hw, u32 hash,
 
 		writel(value, ioaddr + XGMAC_PACKET_FILTER);
 
-		value |= XGMAC_VLAN_VTHM | XGMAC_VLAN_ETV;
+		value = XGMAC_VLAN_VTHM | XGMAC_VLAN_ETV;
 		if (is_double) {
 			value |= XGMAC_VLAN_EDVLP;
 			value |= XGMAC_VLAN_ESVL;