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/sungem.c b/drivers/net/sungem.c
index b55ceb8..d497ec0 100644
--- a/drivers/net/sungem.c
+++ b/drivers/net/sungem.c
@@ -1837,7 +1837,7 @@
 	int i;
 
 	if ((gp->dev->flags & IFF_ALLMULTI) ||
-	    (gp->dev->mc_count > 256)) {
+	    (netdev_mc_count(gp->dev) > 256)) {
 	    	for (i=0; i<16; i++)
 			writel(0xffff, gp->regs + MAC_HASH0 + (i << 2));
 		rxcfg |= MAC_RXCFG_HFE;
@@ -1852,7 +1852,7 @@
 		for (i = 0; i < 16; i++)
 			hash_table[i] = 0;
 
-		for (i = 0; i < gp->dev->mc_count; i++) {
+		for (i = 0; i < netdev_mc_count(gp->dev); i++) {
 			char *addrs = dmi->dmi_addr;
 
 			dmi = dmi->next;