usb/gadget/ether.c minor manycast tweaks

Minor cleanup/clarification in the ethernet gadget driver, using standard
calls to test for Ethernet multicast and broadcast addresses.

Signed-off-by: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

1 files changed, 2 insertions, 2 deletions

diff --git a/drivers/usb/gadget/ether.c b/drivers/usb/gadget/ether.c
index 1c17d26d03b8..3bd1dfe565c1 100644
--- a/drivers/usb/gadget/ether.c
+++ b/drivers/usb/gadget/ether.c
@@ -1894,13 +1894,13 @@ static int eth_start_xmit (struct sk_buff *skb, struct net_device *net)
         if (!eth_is_promisc (dev)) {
                 u8              *dest = skb->data;
 
-                if (dest [0] & 0x01) {
+                if (is_multicast_ether_addr(dest)) {
                         u16     type;
 
                         /* ignores USB_CDC_PACKET_TYPE_MULTICAST and host
                          * SET_ETHERNET_MULTICAST_FILTERS requests
                          */
-                        if (memcmp (dest, net->broadcast, ETH_ALEN) == 0)
+                        if (is_broadcast_ether_addr(dest))
                                 type = USB_CDC_PACKET_TYPE_BROADCAST;
                         else
                                 type = USB_CDC_PACKET_TYPE_ALL_MULTICAST;