netvsc: Update driver to use ethtool_sprintf

Replace instances of sprintf or memcpy with a pointer update with
ethtool_sprintf.
Signed-off-by: Alexander Duyck <alexanderduyck@fb.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/hyperv/netvsc_drv.c

@@ -1612,34 +1612,23 @@ static void netvsc_get_strings(struct net_device *dev, u32 stringset, u8 *data)
 
 	switch (stringset) {
 	case ETH_SS_STATS:
-		for (i = 0; i < ARRAY_SIZE(netvsc_stats); i++) {
-			memcpy(p, netvsc_stats[i].name, ETH_GSTRING_LEN);
-			p += ETH_GSTRING_LEN;
-		}
+		for (i = 0; i < ARRAY_SIZE(netvsc_stats); i++)
+			ethtool_sprintf(&p, netvsc_stats[i].name);
 
-		for (i = 0; i < ARRAY_SIZE(vf_stats); i++) {
-			memcpy(p, vf_stats[i].name, ETH_GSTRING_LEN);
-			p += ETH_GSTRING_LEN;
-		}
+		for (i = 0; i < ARRAY_SIZE(vf_stats); i++)
+			ethtool_sprintf(&p, vf_stats[i].name);
 
 		for (i = 0; i < nvdev->num_chn; i++) {
-			sprintf(p, "tx_queue_%u_packets", i);
-			p += ETH_GSTRING_LEN;
-			sprintf(p, "tx_queue_%u_bytes", i);
-			p += ETH_GSTRING_LEN;
-			sprintf(p, "rx_queue_%u_packets", i);
-			p += ETH_GSTRING_LEN;
-			sprintf(p, "rx_queue_%u_bytes", i);
-			p += ETH_GSTRING_LEN;
-			sprintf(p, "rx_queue_%u_xdp_drop", i);
-			p += ETH_GSTRING_LEN;
+			ethtool_sprintf(&p, "tx_queue_%u_packets", i);
+			ethtool_sprintf(&p, "tx_queue_%u_bytes", i);
+			ethtool_sprintf(&p, "rx_queue_%u_packets", i);
+			ethtool_sprintf(&p, "rx_queue_%u_bytes", i);
+			ethtool_sprintf(&p, "rx_queue_%u_xdp_drop", i);
 		}
 
 		for_each_present_cpu(cpu) {
-			for (i = 0; i < ARRAY_SIZE(pcpu_stats); i++) {
-				sprintf(p, pcpu_stats[i].name, cpu);
-				p += ETH_GSTRING_LEN;
-			}
+			for (i = 0; i < ARRAY_SIZE(pcpu_stats); i++)
+				ethtool_sprintf(&p, pcpu_stats[i].name, cpu);
 		}
 
 		break;