bonding: Simplify __get_duplex function.

Eliminate 'else' clause by simply initializing variable
Signed-off-by: Mahesh Bandewar <maheshb@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/bonding/bond_3ad.c

@@ -327,14 +327,12 @@ static u16 __get_link_speed(struct port *port)
 static u8 __get_duplex(struct port *port)
 {
 	struct slave *slave = port->slave;
-	u8 retval;
+	u8 retval = 0x0;
 
 	/* handling a special case: when the configuration starts with
 	 * link down, it sets the duplex to 0.
 	 */
-	if (slave->link != BOND_LINK_UP) {
-		retval = 0x0;
-	} else {
+	if (slave->link == BOND_LINK_UP) {
 		switch (slave->duplex) {
 		case DUPLEX_FULL:
 			retval = 0x1;