net: igb: Use is_multicast_ether_addr helper

Signed-off-by: Tobias Klauser <tklauser@distanz.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
(cherry picked from commit 58d14d4fbaeb0cede14c59e8a2648b4791c0afe2)

Signed-off-by: Joe Jin <joe.jin@oracle.com>

diff --git a/drivers/net/igb/e1000_mac.c b/drivers/net/igb/e1000_mac.c
index ce8255fc3c52893ab0261ef6993e579deb3edfb8..c822904d8a09b91c63009ae218f5b8f4fcea6f39 100644 (file)
--- a/drivers/net/igb/e1000_mac.c
+++ b/drivers/net/igb/e1000_mac.c
@@ -29,6 +29,7 @@
 #include <linux/delay.h>
 #include <linux/pci.h>
 #include <linux/netdevice.h>
+#include <linux/etherdevice.h>
 
 #include "e1000_mac.h"
 
@@ -217,7 +218,7 @@ s32 igb_check_alt_mac_addr(struct e1000_hw *hw)
        }
 
        /* if multicast bit is set, the alternate address will not be used */
-       if (alt_mac_addr[0] & 0x01) {
+       if (is_multicast_ether_addr(alt_mac_addr)) {
                hw_dbg("Ignoring Alternate Mac Address with MC bit set\n");
                goto out;
        }