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ipv6: consistent use of IP6_INC_STATS_BH() in ip6_forward() 

ip6_forward() runs from softirq context, we can use the SNMP macros
assuming this.

Use same indentation for all IP6_INC_STATS_BH() calls.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Acked-by: Hannes Frederic Sowa <hannes@stressinduktion.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Eric Dumazet 2013-12-05 21:38:06 -08:00 committed by David S. Miller
parent 22781a5b9c
commit 15c77d8b3b
1 changed files with 14 additions and 11 deletions
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25
net/ipv6/ip6_output.c
View File

@ -336,7 +336,8 @@ int ip6_forward(struct sk_buff *skb)
goto drop;
if (!xfrm6_policy_check(NULL, XFRM_POLICY_FWD, skb)) {
IP6_INC_STATS(net, ip6_dst_idev(dst), IPSTATS_MIB_INDISCARDS);
IP6_INC_STATS_BH(net, ip6_dst_idev(dst),
IPSTATS_MIB_INDISCARDS);
goto drop;
}
@ -370,8 +371,8 @@ int ip6_forward(struct sk_buff *skb)
/* Force OUTPUT device used as source address */
skb->dev = dst->dev;
icmpv6_send(skb, ICMPV6_TIME_EXCEED, ICMPV6_EXC_HOPLIMIT, 0);
IP6_INC_STATS_BH(net,
ip6_dst_idev(dst), IPSTATS_MIB_INHDRERRORS);
IP6_INC_STATS_BH(net, ip6_dst_idev(dst),
IPSTATS_MIB_INHDRERRORS);
kfree_skb(skb);
return -ETIMEDOUT;
@ -384,14 +385,15 @@ int ip6_forward(struct sk_buff *skb)
if (proxied > 0)
return ip6_input(skb);
else if (proxied < 0) {
IP6_INC_STATS(net, ip6_dst_idev(dst),
IPSTATS_MIB_INDISCARDS);
IP6_INC_STATS_BH(net, ip6_dst_idev(dst),
IPSTATS_MIB_INDISCARDS);
goto drop;
}
}
if (!xfrm6_route_forward(skb)) {
IP6_INC_STATS(net, ip6_dst_idev(dst), IPSTATS_MIB_INDISCARDS);
IP6_INC_STATS_BH(net, ip6_dst_idev(dst),
IPSTATS_MIB_INDISCARDS);
goto drop;
}
dst = skb_dst(skb);
@ -448,16 +450,17 @@ int ip6_forward(struct sk_buff *skb)
/* Again, force OUTPUT device used as source address */
skb->dev = dst->dev;
icmpv6_send(skb, ICMPV6_PKT_TOOBIG, 0, mtu);
IP6_INC_STATS_BH(net,
ip6_dst_idev(dst), IPSTATS_MIB_INTOOBIGERRORS);
IP6_INC_STATS_BH(net,
ip6_dst_idev(dst), IPSTATS_MIB_FRAGFAILS);
IP6_INC_STATS_BH(net, ip6_dst_idev(dst),
IPSTATS_MIB_INTOOBIGERRORS);
IP6_INC_STATS_BH(net, ip6_dst_idev(dst),
IPSTATS_MIB_FRAGFAILS);
kfree_skb(skb);
return -EMSGSIZE;
}
if (skb_cow(skb, dst->dev->hard_header_len)) {
IP6_INC_STATS(net, ip6_dst_idev(dst), IPSTATS_MIB_OUTDISCARDS);
IP6_INC_STATS_BH(net, ip6_dst_idev(dst),
IPSTATS_MIB_OUTDISCARDS);
goto drop;
}