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/smc91x.c b/drivers/net/smc91x.c
index ea4fae7..6645012 100644
--- a/drivers/net/smc91x.c
+++ b/drivers/net/smc91x.c
@@ -1395,7 +1395,7 @@
 	 * I don't need to zero the multicast table, because the flag is
 	 * checked before the table is
 	 */
-	else if (dev->flags & IFF_ALLMULTI || dev->mc_count > 16) {
+	else if (dev->flags & IFF_ALLMULTI || netdev_mc_count(dev) > 16) {
 		DBG(2, "%s: RCR_ALMUL\n", dev->name);
 		lp->rcr_cur_mode |= RCR_ALMUL;
 	}
@@ -1412,7 +1412,7 @@
 	 * the number of the 8 bit register, while the low 3 bits are the bit
 	 * within that register.
 	 */
-	else if (dev->mc_count)  {
+	else if (!netdev_mc_empty(dev)) {
 		int i;
 		struct dev_mc_list *cur_addr;
 
@@ -1423,7 +1423,7 @@
 		memset(multicast_table, 0, sizeof(multicast_table));
 
 		cur_addr = dev->mc_list;
-		for (i = 0; i < dev->mc_count; i++, cur_addr = cur_addr->next) {
+		for (i = 0; i < netdev_mc_count(dev); i++, cur_addr = cur_addr->next) {
 			int position;
 
 			/* do we have a pointer here? */