drivers/net: Convert uses of compare_ether_addr to ether_addr_equal

Use the new bool function ether_addr_equal to add
some clarity and reduce the likelihood for misuse
of compare_ether_addr for sorting.

Done via cocci script: (and a little typing)

$ cat compare_ether_addr.cocci
@@
expression a,b;
@@
-	!compare_ether_addr(a, b)
+	ether_addr_equal(a, b)

@@
expression a,b;
@@
-	compare_ether_addr(a, b)
+	!ether_addr_equal(a, b)

@@
expression a,b;
@@
-	!ether_addr_equal(a, b) == 0
+	ether_addr_equal(a, b)

@@
expression a,b;
@@
-	!ether_addr_equal(a, b) != 0
+	!ether_addr_equal(a, b)

@@
expression a,b;
@@
-	ether_addr_equal(a, b) == 0
+	!ether_addr_equal(a, b)

@@
expression a,b;
@@
-	ether_addr_equal(a, b) != 0
+	ether_addr_equal(a, b)

@@
expression a,b;
@@
-	!!ether_addr_equal(a, b)
+	ether_addr_equal(a, b)

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c
index 1f5166a..59a62bb 100644
--- a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c
+++ b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c
@@ -488,8 +488,8 @@
 		 * source pruning.
 		 */
 		if ((skb->pkt_type & (PACKET_BROADCAST | PACKET_MULTICAST)) &&
-		    !(compare_ether_addr(adapter->netdev->dev_addr,
-					eth_hdr(skb)->h_source))) {
+		    ether_addr_equal(adapter->netdev->dev_addr,
+				     eth_hdr(skb)->h_source)) {
 			dev_kfree_skb_irq(skb);
 			goto next_desc;
 		}
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_pf.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_pf.c
index a9bc651..330d9a8 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_pf.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_sriov_pf.c
@@ -1652,14 +1652,14 @@
 	if (!is_valid_ether_addr(mac) || vf >= num_vfs)
 		return -EINVAL;
 
-	if (!compare_ether_addr(adapter->mac_addr, mac)) {
+	if (ether_addr_equal(adapter->mac_addr, mac)) {
 		netdev_err(netdev, "MAC address is already in use by the PF\n");
 		return -EINVAL;
 	}
 
 	for (i = 0; i < num_vfs; i++) {
 		vf_info = &sriov->vf_info[i];
-		if (!compare_ether_addr(vf_info->vp->mac, mac)) {
+		if (ether_addr_equal(vf_info->vp->mac, mac)) {
 			netdev_err(netdev,
 				   "MAC address is already in use by VF %d\n",
 				   i);
diff --git a/drivers/net/ethernet/tile/tilegx.c b/drivers/net/ethernet/tile/tilegx.c
index 5d2a719..949076f 100644
--- a/drivers/net/ethernet/tile/tilegx.c
+++ b/drivers/net/ethernet/tile/tilegx.c
@@ -544,7 +544,7 @@
 	/* Filter out packets that aren't for us. */
 	if (!(dev->flags & IFF_PROMISC) &&
 	    !is_multicast_ether_addr(buf) &&
-	    compare_ether_addr(dev->dev_addr, buf) != 0)
+	    !ether_addr_equal(dev->dev_addr, buf))
 		return true;
 
 	return false;