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ipv6: fix the use of pcpu_tstats in sit 

when read/write the 64bit data, the correct lock should be hold.

Signed-off-by: Li RongQing <roy.qing.li@gmail.com>
Acked-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Li RongQing 2014-01-02 08:49:36 +08:00 committed by David S. Miller
parent 7e0309631e
commit c3ac17cd6a
1 changed files with 2 additions and 0 deletions
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2
net/ipv6/sit.c
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@ -702,8 +702,10 @@ 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);
netif_rx(skb);