From: Eric Dumazet <edumazet@google.com>
Date: Wed, 8 Jun 2022 15:46:34 +0000 (-0700)
Subject: sit: use dev_sw_netstats_rx_add()
X-Git-Tag: v6.1-rc5~731^2~387^2~6
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=3a960ca7f6e538fba63e3d47c21eeb6bbd7289dd;p=platform%2Fkernel%2Flinux-starfive.git

sit: use dev_sw_netstats_rx_add()

We have a convenient helper, let's use it.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
---

diff --git a/net/ipv6/sit.c b/net/ipv6/sit.c
index 4f17218..fab89fd 100644
--- a/net/ipv6/sit.c
+++ b/net/ipv6/sit.c
@@ -686,8 +686,6 @@ static int ipip6_rcv(struct sk_buff *skb)
 	tunnel = ipip6_tunnel_lookup(dev_net(skb->dev), skb->dev,
 				     iph->saddr, iph->daddr, sifindex);
 	if (tunnel) {
-		struct pcpu_sw_netstats *tstats;
-
 		if (tunnel->parms.iph.protocol != IPPROTO_IPV6 &&
 		    tunnel->parms.iph.protocol != 0)
 			goto out;
@@ -724,11 +722,7 @@ static int ipip6_rcv(struct sk_buff *skb)
 			}
 		}
 
-		tstats = this_cpu_ptr(tunnel->dev->tstats);
-		u64_stats_update_begin(&tstats->syncp);
-		tstats->rx_packets++;
-		tstats->rx_bytes += skb->len;
-		u64_stats_update_end(&tstats->syncp);
+		dev_sw_netstats_rx_add(tunnel->dev, skb->len);
 
 		netif_rx(skb);