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/3c527.c b/drivers/net/3c527.c
index 36c4191..ce98269 100644
--- a/drivers/net/3c527.c
+++ b/drivers/net/3c527.c
@@ -1526,10 +1526,10 @@
 
 	if ((dev->flags&IFF_PROMISC) ||
 	    (dev->flags&IFF_ALLMULTI) ||
-	    dev->mc_count > 10)
+	    netdev_mc_count(dev) > 10)
 		/* Enable promiscuous mode */
 		filt |= 1;
-	else if(dev->mc_count)
+	else if (!netdev_mc_empty(dev))
 	{
 		unsigned char block[62];
 		unsigned char *bp;
@@ -1542,16 +1542,17 @@
 		if(!lp->mc_list_valid)
 		{
 			block[1]=0;
-			block[0]=dev->mc_count;
+			block[0]=netdev_mc_count(dev);
 			bp=block+2;
 
-			for(i=0;i<dev->mc_count;i++)
+			for(i=0;i<netdev_mc_count(dev);i++)
 			{
 				memcpy(bp, dmc->dmi_addr, 6);
 				bp+=6;
 				dmc=dmc->next;
 			}
-			if(mc32_command_nowait(dev, 2, block, 2+6*dev->mc_count)==-1)
+			if(mc32_command_nowait(dev, 2, block,
+					       2+6*netdev_mc_count(dev))==-1)
 			{
 				lp->mc_reload_wait = 1;
 				return;