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/lanstreamer.c b/drivers/net/tokenring/lanstreamer.c
index 3f9d5a2..26d84da 100644
--- a/drivers/net/tokenring/lanstreamer.c
+++ b/drivers/net/tokenring/lanstreamer.c
@@ -1303,7 +1303,7 @@
 	writel(streamer_priv->srb,streamer_mmio+LAPA);
 	dev_mc_address[0] = dev_mc_address[1] = dev_mc_address[2] = dev_mc_address[3] = 0 ; 
   
-	for (i=0,dmi=dev->mc_list;i < dev->mc_count; i++,dmi = dmi->next) 
+	for (i=0,dmi=dev->mc_list;i < netdev_mc_count(dev); i++,dmi = dmi->next)
 	{ 
    	        dev_mc_address[0] |= dmi->dmi_addr[2] ; 
 		dev_mc_address[1] |= dmi->dmi_addr[3] ;