usb: pegasus: cleanup a couple conditions

We recently made loopback a bool type instead of an int, so the bitwise
AND is redundent.
Signed-off-by: NDan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

drivers/net/usb/pegasus.c

@@ -517,7 +517,7 @@ static inline int reset_mac(pegasus_t *pegasus)
 	for (i = 0; i < REG_TIMEOUT; i++) {
 		get_registers(pegasus, EthCtrl1, 1, &data);
 		if (~data & 0x08) {
-			if (loopback & 1)
+			if (loopback)
 				break;
 			if (mii_mode && (pegasus->features & HAS_HOME_PNA))
 				set_register(pegasus, Gpio1, 0x34);
@@ -561,7 +561,7 @@ static int enable_net_traffic(struct net_device *dev, struct usb_device *usb)
 		data[1] |= 0x10;	/* set 100 Mbps */
 	if (mii_mode)
 		data[1] = 0;
-	data[2] = (loopback & 1) ? 0x09 : 0x01;
+	data[2] = loopback ? 0x09 : 0x01;
 
 	memcpy(pegasus->eth_regs, data, sizeof(data));
 	ret = set_registers(pegasus, EthCtrl0, 3, data);