[NET]: Change memcmp(,,ETH_ALEN) to compare_ether_addr()

This changes some memcmp(one,two,ETH_ALEN) to compare_ether_addr(one,two).

Signed-off-by: Kris Katterjohn <[e-mail]>
Signed-off-by: David S. Miller <[e-mail]>

net/8021q/vlan_dev.c

···
 		 * This allows the VLAN to have a different MAC than the underlying
 		 * device, and still route correctly.
 		 */
-		if (memcmp(eth_hdr(skb)->h_dest, skb->dev->dev_addr, ETH_ALEN) == 0) {
+		if (!compare_ether_addr(eth_hdr(skb)->h_dest, skb->dev->dev_addr)) {
 			/* It is for our (changed) MAC-address! */
 			skb->pkt_type = PACKET_HOST;
 		}

net/atm/br2684.c

···
 	eth = eth_hdr(skb);
 
 	if (is_multicast_ether_addr(eth->h_dest)) {
-		if (memcmp(eth->h_dest, dev->broadcast, ETH_ALEN) == 0)
+		if (!compare_ether_addr(eth->h_dest, dev->broadcast))
 			skb->pkt_type = PACKET_BROADCAST;
 		else
 			skb->pkt_type = PACKET_MULTICAST;
 	}
 
-	else if (memcmp(eth->h_dest, dev->dev_addr, ETH_ALEN))
+	else if (compare_ether_addr(eth->h_dest, dev->dev_addr))
 		skb->pkt_type = PACKET_OTHERHOST;
 
 	if (ntohs(eth->h_proto) >= 1536)

net/atm/lec.c

···
         struct sk_buff *skb;
         struct lec_priv *priv = (struct lec_priv*)dev->priv;
 
-        if ( memcmp(lan_dst, dev->dev_addr, ETH_ALEN) != 0 )
+        if (compare_ether_addr(lan_dst, dev->dev_addr))
                 return (0);       /* not our mac address */
 
         kfree(priv->tlvs); /* NULL if there was no previous association */
···
   
         to_return = priv->lec_arp_tables[place];
         while(to_return) {
-                if (memcmp(mac_addr, to_return->mac_addr, ETH_ALEN) == 0) {
+                if (!compare_ether_addr(mac_addr, to_return->mac_addr)) {
                         return to_return;
                 }
                 to_return = to_return->next;
···
                         return priv->mcast_vcc;
                         break;
                 case 2:  /* LANE2 wants arp for multicast addresses */
-                        if ( memcmp(mac_to_find, bus_mac, ETH_ALEN) == 0)
+                        if (!compare_ether_addr(mac_to_find, bus_mac))
                                 return priv->mcast_vcc;
                         break;
                 default:

net/atm/mpc.c

···
 		goto non_ip; /* Multi-Protocol Over ATM :-) */
 
 	while (i < mpc->number_of_mps_macs) {
-		if (memcmp(eth->h_dest, (mpc->mps_macs + i*ETH_ALEN), ETH_ALEN) == 0)
+		if (!compare_ether_addr(eth->h_dest, (mpc->mps_macs + i*ETH_ALEN)))
 			if ( send_via_shortcut(skb, mpc) == 0 )           /* try shortcut */
 				return 0;                                 /* success!     */
 		i++;

net/bluetooth/bnep/core.c

···
 
 	list_for_each(p, &bnep_session_list) {
 		s = list_entry(p, struct bnep_session, list);	
-		if (!memcmp(dst, s->eh.h_source, ETH_ALEN))
+		if (!compare_ether_addr(dst, s->eh.h_source))
 			return s;
 	}
 	return NULL;
···
 	iv[il++] = (struct kvec) { &type, 1 };
 	len++;
 
-	if (!memcmp(eh->h_dest, s->eh.h_source, ETH_ALEN))
+	if (!compare_ether_addr(eh->h_dest, s->eh.h_source))
 		type |= 0x01;
 
-	if (!memcmp(eh->h_source, s->eh.h_dest, ETH_ALEN))
+	if (!compare_ether_addr(eh->h_source, s->eh.h_dest))
 		type |= 0x02;
 
 	if (type)

net/bridge/netfilter/ebt_stp.c

···
 	if (datalen != len)
 		return -EINVAL;
 	/* Make sure the match only receives stp frames */
-	if (memcmp(e->destmac, bridge_ula, ETH_ALEN) ||
-	    memcmp(e->destmsk, msk, ETH_ALEN) || !(e->bitmask & EBT_DESTMAC))
+	if (compare_ether_addr(e->destmac, bridge_ula) ||
+	    compare_ether_addr(e->destmsk, msk) || !(e->bitmask & EBT_DESTMAC))
 		return -EINVAL;
 
 	return 0;

net/core/dv.c

···
 	unsigned char			*skb_data_end = skb->data + skb->len;
 
 	/* Packet is already aimed at us, return */
-	if (!memcmp(eth, skb->dev->dev_addr, ETH_ALEN))
+	if (!compare_ether_addr(eth, skb->dev->dev_addr))
 		return;
 	
 	/* proto is not IP, do nothing */

net/core/wireless.c

···
 
 	/* Update all records that match */
 	for(i = 0; i < spydata->spy_number; i++)
-		if(!memcmp(address, spydata->spy_address[i], ETH_ALEN)) {
+		if(!compare_ether_addr(address, spydata->spy_address[i])) {
 			memcpy(&(spydata->spy_stat[i]), wstats,
 			       sizeof(struct iw_quality));
 			match = i;

net/ieee80211/ieee80211_rx.c

···
 
 		if (entry->skb != NULL && entry->seq == seq &&
 		    (entry->last_frag + 1 == frag || frag == -1) &&
-		    memcmp(entry->src_addr, src, ETH_ALEN) == 0 &&
-		    memcmp(entry->dst_addr, dst, ETH_ALEN) == 0)
+		    !compare_ether_addr(entry->src_addr, src) &&
+		    !compare_ether_addr(entry->dst_addr, dst))
 			return entry;
 	}
 
···
 	/* check that the frame is unicast frame to us */
 	if ((fc & (IEEE80211_FCTL_TODS | IEEE80211_FCTL_FROMDS)) ==
 	    IEEE80211_FCTL_TODS &&
-	    memcmp(hdr->addr1, dev->dev_addr, ETH_ALEN) == 0 &&
-	    memcmp(hdr->addr3, dev->dev_addr, ETH_ALEN) == 0) {
+	    !compare_ether_addr(hdr->addr1, dev->dev_addr) &&
+	    !compare_ether_addr(hdr->addr3, dev->dev_addr)) {
 		/* ToDS frame with own addr BSSID and DA */
 	} else if ((fc & (IEEE80211_FCTL_TODS | IEEE80211_FCTL_FROMDS)) ==
 		   IEEE80211_FCTL_FROMDS &&
-		   memcmp(hdr->addr1, dev->dev_addr, ETH_ALEN) == 0) {
+		   !compare_ether_addr(hdr->addr1, dev->dev_addr)) {
 		/* FromDS frame with own addr as DA */
 	} else
 		return 0;
···
 	if (ieee->iw_mode == IW_MODE_MASTER && !wds &&
 	    (fc & (IEEE80211_FCTL_TODS | IEEE80211_FCTL_FROMDS)) ==
 	    IEEE80211_FCTL_FROMDS && ieee->stadev
-	    && memcmp(hdr->addr2, ieee->assoc_ap_addr, ETH_ALEN) == 0) {
+	    && !compare_ether_addr(hdr->addr2, ieee->assoc_ap_addr)) {
 		/* Frame from BSSID of the AP for which we are a client */
 		skb->dev = dev = ieee->stadev;
 		stats = hostap_get_stats(dev);
···
 	 * as one network */
 	return ((src->ssid_len == dst->ssid_len) &&
 		(src->channel == dst->channel) &&
-		!memcmp(src->bssid, dst->bssid, ETH_ALEN) &&
+		!compare_ether_addr(src->bssid, dst->bssid) &&
 		!memcmp(src->ssid, dst->ssid, src->ssid_len));
 }
 

net/ipv4/netfilter/ipt_mac.c

···
 #include <linux/module.h>
 #include <linux/skbuff.h>
 #include <linux/if_ether.h>
+#include <linux/etherdevice.h>
 
 #include <linux/netfilter_ipv4/ipt_mac.h>
 #include <linux/netfilter_ipv4/ip_tables.h>
···
     return (skb->mac.raw >= skb->head
 	    && (skb->mac.raw + ETH_HLEN) <= skb->data
 	    /* If so, compare... */
-	    && ((memcmp(eth_hdr(skb)->h_source, info->srcaddr, ETH_ALEN)
-		== 0) ^ info->invert));
+	    && ((!compare_ether_addr(eth_hdr(skb)->h_source, info->srcaddr))
+		^ info->invert));
 }
 
 static int

net/ipv6/netfilter/ip6t_mac.c

···
     return (skb->mac.raw >= skb->head
 	    && (skb->mac.raw + ETH_HLEN) <= skb->data
 	    /* If so, compare... */
-	    && ((memcmp(eth_hdr(skb)->h_source, info->srcaddr, ETH_ALEN)
-		== 0) ^ info->invert));
+	    && ((!compare_ether_addr(eth_hdr(skb)->h_source, info->srcaddr))
+		^ info->invert));
 }
 
 static int