--- zzzz-none-000/linux-3.10.107/drivers/net/usb/pegasus.c	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/drivers/net/usb/pegasus.c	2021-02-04 17:41:59.000000000 +0000
@@ -126,61 +126,40 @@
 
 static int get_registers(pegasus_t *pegasus, __u16 indx, __u16 size, void *data)
 {
-	u8 *buf;
 	int ret;
 
-	buf = kmalloc(size, GFP_NOIO);
-	if (!buf)
-		return -ENOMEM;
-
 	ret = usb_control_msg(pegasus->usb, usb_rcvctrlpipe(pegasus->usb, 0),
 			      PEGASUS_REQ_GET_REGS, PEGASUS_REQT_READ, 0,
-			      indx, buf, size, 1000);
+			      indx, data, size, 1000);
 	if (ret < 0)
 		netif_dbg(pegasus, drv, pegasus->net,
 			  "%s returned %d\n", __func__, ret);
-	else if (ret <= size)
-		memcpy(data, buf, ret);
-	kfree(buf);
 	return ret;
 }
 
-static int set_registers(pegasus_t *pegasus, __u16 indx, __u16 size,
-			 const void *data)
+static int set_registers(pegasus_t *pegasus, __u16 indx, __u16 size, void *data)
 {
-	u8 *buf;
 	int ret;
 
-	buf = kmemdup(data, size, GFP_NOIO);
-	if (!buf)
-		return -ENOMEM;
-
 	ret = usb_control_msg(pegasus->usb, usb_sndctrlpipe(pegasus->usb, 0),
 			      PEGASUS_REQ_SET_REGS, PEGASUS_REQT_WRITE, 0,
-			      indx, buf, size, 100);
+			      indx, data, size, 100);
 	if (ret < 0)
 		netif_dbg(pegasus, drv, pegasus->net,
 			  "%s returned %d\n", __func__, ret);
-	kfree(buf);
 	return ret;
 }
 
 static int set_register(pegasus_t *pegasus, __u16 indx, __u8 data)
 {
-	u8 *buf;
 	int ret;
 
-	buf = kmemdup(&data, 1, GFP_NOIO);
-	if (!buf)
-		return -ENOMEM;
-
 	ret = usb_control_msg(pegasus->usb, usb_sndctrlpipe(pegasus->usb, 0),
 			      PEGASUS_REQ_SET_REG, PEGASUS_REQT_WRITE, data,
-			      indx, buf, 1, 1000);
+			      indx, &data, 1, 1000);
 	if (ret < 0)
 		netif_dbg(pegasus, drv, pegasus->net,
 			  "%s returned %d\n", __func__, ret);
-	kfree(buf);
 	return ret;
 }
 
@@ -1180,7 +1159,7 @@
 
 	net->watchdog_timeo = PEGASUS_TX_TIMEOUT;
 	net->netdev_ops = &pegasus_netdev_ops;
-	SET_ETHTOOL_OPS(net, &ops);
+	net->ethtool_ops = &ops;
 	pegasus->mii.dev = net;
 	pegasus->mii.mdio_read = mdio_read;
 	pegasus->mii.mdio_write = mdio_write;