Replace homegrown broadcast checks with faster defs from etherdevice.h

Signed-off-by: Debabrata Banerjee <dbane...@akamai.com>

diff --git a/drivers/net/bonding/bond_alb.c b/drivers/net/bonding/bond_alb.c
index b7c7027..27238f3 100644
--- a/drivers/net/bonding/bond_alb.c
+++ b/drivers/net/bonding/bond_alb.c
@@ -45,9 +45,6 @@
 #ifndef __long_aligned
 #define __long_aligned __attribute__((aligned((sizeof(long)))))
 #endif
-static const u8 mac_bcast[ETH_ALEN] __long_aligned = {
-       0xff, 0xff, 0xff, 0xff, 0xff, 0xff
-};
 static const u8 mac_v6_allmcast[ETH_ALEN] __long_aligned = {
        0x33, 0x33, 0x00, 0x00, 0x00, 0x01
 };
@@ -423,8 +420,8 @@ static void rlb_clear_slave(struct bonding *bond, struct 
slave *slave)
 
                        if (assigned_slave) {
                                rx_hash_table[index].slave = assigned_slave;
-                               if 
(!ether_addr_equal_64bits(rx_hash_table[index].mac_dst,
-                                                            mac_bcast) &&
+
+                               if 
(!is_broadcast_ether_addr(rx_hash_table[index].mac_dst) &&
                                    
!is_zero_ether_addr(rx_hash_table[index].mac_dst)) {
                                        bond_info->rx_hashtbl[index].ntt = 1;
                                        bond_info->rx_ntt = 1;
@@ -528,7 +525,7 @@ static void rlb_req_update_slave_clients(struct bonding 
*bond, struct slave *sla
                client_info = &(bond_info->rx_hashtbl[hash_index]);
 
                if ((client_info->slave == slave) &&
-                   !ether_addr_equal_64bits(client_info->mac_dst, mac_bcast) &&
+                   !is_broadcast_ether_addr(client_info->mac_dst) &&
                    !is_zero_ether_addr(client_info->mac_dst)) {
                        client_info->ntt = 1;
                        ntt = 1;
@@ -570,7 +567,7 @@ static void rlb_req_update_subnet_clients(struct bonding 
*bond, __be32 src_ip)
                if ((client_info->ip_src == src_ip) &&
                    !ether_addr_equal_64bits(client_info->slave->dev->dev_addr,
                                             bond->dev->dev_addr) &&
-                   !ether_addr_equal_64bits(client_info->mac_dst, mac_bcast) &&
+                   !is_broadcast_ether_addr(client_info->mac_dst) &&
                    !is_zero_ether_addr(client_info->mac_dst)) {
                        client_info->ntt = 1;
                        bond_info->rx_ntt = 1;
@@ -599,7 +596,7 @@ static struct slave *rlb_choose_channel(struct sk_buff 
*skb, struct bonding *bon
                if ((client_info->ip_src == arp->ip_src) &&
                    (client_info->ip_dst == arp->ip_dst)) {
                        /* the entry is already assigned to this client */
-                       if (!ether_addr_equal_64bits(arp->mac_dst, mac_bcast)) {
+                       if (!is_broadcast_ether_addr(arp->mac_dst)) {
                                /* update mac address from arp */
                                ether_addr_copy(client_info->mac_dst, 
arp->mac_dst);
                        }
@@ -647,7 +644,7 @@ static struct slave *rlb_choose_channel(struct sk_buff 
*skb, struct bonding *bon
                ether_addr_copy(client_info->mac_src, arp->mac_src);
                client_info->slave = assigned_slave;
 
-               if (!ether_addr_equal_64bits(client_info->mac_dst, mac_bcast) &&
+               if (!is_broadcast_ether_addr(client_info->mac_dst) &&
                    !is_zero_ether_addr(client_info->mac_dst)) {
                        client_info->ntt = 1;
                        bond->alb_info.rx_ntt = 1;
@@ -1386,7 +1383,7 @@ int bond_alb_xmit(struct sk_buff *skb, struct net_device 
*bond_dev)
        case ETH_P_IP: {
                const struct iphdr *iph = ip_hdr(skb);
 
-               if (ether_addr_equal_64bits(eth_data->h_dest, mac_bcast) ||
+               if (is_broadcast_ether_addr(eth_data->h_dest) ||
                    (iph->daddr == ip_bcast) ||
                    (iph->protocol == IPPROTO_IGMP)) {
                        do_tx_balance = false;
@@ -1400,7 +1397,7 @@ int bond_alb_xmit(struct sk_buff *skb, struct net_device 
*bond_dev)
                /* IPv6 doesn't really use broadcast mac address, but leave
                 * that here just in case.
                 */
-               if (ether_addr_equal_64bits(eth_data->h_dest, mac_bcast)) {
+               if (is_broadcast_ether_addr(eth_data->h_dest)) {
                        do_tx_balance = false;
                        break;
                }
-- 
2.8.0

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