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/atp.c b/drivers/net/atp.c
index 2f8261c..a841feb 100644
--- a/drivers/net/atp.c
+++ b/drivers/net/atp.c
@@ -861,7 +861,7 @@
 	struct net_local *lp = netdev_priv(dev);
 	long ioaddr = dev->base_addr;
 
-	if (dev->mc_count > 0 || (dev->flags & (IFF_ALLMULTI|IFF_PROMISC)))
+	if (!netdev_mc_empty(dev) || (dev->flags & (IFF_ALLMULTI|IFF_PROMISC)))
 		lp->addr_mode = CMR2h_PROMISC;
 	else
 		lp->addr_mode = CMR2h_Normal;
@@ -877,7 +877,8 @@
 
 	if (dev->flags & IFF_PROMISC) {			/* Set promiscuous. */
 		new_mode = CMR2h_PROMISC;
-	} else if ((dev->mc_count > 1000)  ||  (dev->flags & IFF_ALLMULTI)) {
+	} else if ((netdev_mc_count(dev) > 1000) ||
+		   (dev->flags & IFF_ALLMULTI)) {
 		/* Too many to filter perfectly -- accept all multicasts. */
 		memset(mc_filter, 0xff, sizeof(mc_filter));
 		new_mode = CMR2h_Normal;
@@ -885,7 +886,7 @@
 		struct dev_mc_list *mclist;
 
 		memset(mc_filter, 0, sizeof(mc_filter));
-		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)
 		{
 			int filterbit = ether_crc_le(ETH_ALEN, mclist->dmi_addr) & 0x3f;