net: use netdev_mc_count and netdev_mc_empty when appropriate

This patch replaces dev->mc_count in all drivers (hopefully I didn't miss
anything). Used spatch and did small tweaks and conding style changes when
it was suitable.

Jirka

Signed-off-by: Jiri Pirko <jpirko@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/yellowfin.c b/drivers/net/yellowfin.c
index 8b231b3..5c88024 100644
--- a/drivers/net/yellowfin.c
+++ b/drivers/net/yellowfin.c
@@ -1301,15 +1301,16 @@
 	iowrite16(cfg_value & ~0x1000, ioaddr + Cnfg);
 	if (dev->flags & IFF_PROMISC) {			/* Set promiscuous. */
 		iowrite16(0x000F, ioaddr + AddrMode);
-	} else if ((dev->mc_count > 64)  ||  (dev->flags & IFF_ALLMULTI)) {
+	} else if ((netdev_mc_count(dev) > 64) ||
+		   (dev->flags & IFF_ALLMULTI)) {
 		/* Too many to filter well, or accept all multicasts. */
 		iowrite16(0x000B, ioaddr + AddrMode);
-	} else if (dev->mc_count > 0) { /* Must use the multicast hash table. */
+	} else if (!netdev_mc_empty(dev)) { /* Must use the multicast hash table. */
 		struct dev_mc_list *mclist;
 		u16 hash_table[4];
 		int i;
 		memset(hash_table, 0, sizeof(hash_table));
-		for (i = 0, mclist = dev->mc_list; mclist && i < dev->mc_count;
+		for (i = 0, mclist = dev->mc_list; mclist && i < netdev_mc_count(dev);
 			 i++, mclist = mclist->next) {
 			unsigned int bit;