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/at1700.c b/drivers/net/at1700.c
index b14f479..fe60cd02 100644
--- a/drivers/net/at1700.c
+++ b/drivers/net/at1700.c
@@ -839,12 +839,12 @@
 	if (dev->flags & IFF_PROMISC) {
 		memset(mc_filter, 0xff, sizeof(mc_filter));
 		outb(3, ioaddr + RX_MODE);	/* Enable promiscuous mode */
-	} else if (dev->mc_count > MC_FILTERBREAK ||
+	} else if (netdev_mc_count(dev) > MC_FILTERBREAK ||
 			   (dev->flags & IFF_ALLMULTI)) {
 		/* Too many to filter perfectly -- accept all multicasts. */
 		memset(mc_filter, 0xff, sizeof(mc_filter));
 		outb(2, ioaddr + RX_MODE);	/* Use normal mode. */
-	} else if (dev->mc_count == 0) {
+	} else if (netdev_mc_empty(dev)) {
 		memset(mc_filter, 0x00, sizeof(mc_filter));
 		outb(1, ioaddr + RX_MODE);	/* Ignore almost all multicasts. */
 	} else {
@@ -852,7 +852,7 @@
 		int i;
 
 		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) {
 			unsigned int bit =
 				ether_crc_le(ETH_ALEN, mclist->dmi_addr) >> 26;