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/tokenring/tms380tr.c b/drivers/net/tokenring/tms380tr.c
index e3c42f5..6b88689 100644
--- a/drivers/net/tokenring/tms380tr.c
+++ b/drivers/net/tokenring/tms380tr.c
@@ -1214,7 +1214,7 @@
 		{
 			int i;
 			struct dev_mc_list *mclist = dev->mc_list;
-			for (i=0; i< dev->mc_count; i++)
+			for (i=0; i< netdev_mc_count(dev); i++)
 			{
 				((char *)(&tp->ocpl.FunctAddr))[0] |=
 					mclist->dmi_addr[2];