Commit 26a949db authored by Eric W. Biederman's avatar Eric W. Biederman Committed by David S. Miller
Browse files

ipv4: Only compute net once in ip_do_fragment



Signed-off-by: default avatar"Eric W. Biederman" <ebiederm@xmission.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent cc4c851e
......@@ -531,9 +531,11 @@ int ip_do_fragment(struct sock *sk, struct sk_buff *skb,
int offset;
__be16 not_last_frag;
struct rtable *rt = skb_rtable(skb);
struct net *net;
int err = 0;
dev = rt->dst.dev;
net = dev_net(dev);
/*
* Point into the IP datagram header.
......@@ -626,7 +628,7 @@ int ip_do_fragment(struct sock *sk, struct sk_buff *skb,
err = output(sk, skb);
if (!err)
IP_INC_STATS(dev_net(dev), IPSTATS_MIB_FRAGCREATES);
IP_INC_STATS(net, IPSTATS_MIB_FRAGCREATES);
if (err || !frag)
break;
......@@ -636,7 +638,7 @@ int ip_do_fragment(struct sock *sk, struct sk_buff *skb,
}
if (err == 0) {
IP_INC_STATS(dev_net(dev), IPSTATS_MIB_FRAGOKS);
IP_INC_STATS(net, IPSTATS_MIB_FRAGOKS);
return 0;
}
......@@ -645,7 +647,7 @@ int ip_do_fragment(struct sock *sk, struct sk_buff *skb,
kfree_skb(frag);
frag = skb;
}
IP_INC_STATS(dev_net(dev), IPSTATS_MIB_FRAGFAILS);
IP_INC_STATS(net, IPSTATS_MIB_FRAGFAILS);
return err;
slow_path_clean:
......@@ -767,15 +769,15 @@ slow_path:
if (err)
goto fail;
IP_INC_STATS(dev_net(dev), IPSTATS_MIB_FRAGCREATES);
IP_INC_STATS(net, IPSTATS_MIB_FRAGCREATES);
}
consume_skb(skb);
IP_INC_STATS(dev_net(dev), IPSTATS_MIB_FRAGOKS);
IP_INC_STATS(net, IPSTATS_MIB_FRAGOKS);
return err;
fail:
kfree_skb(skb);
IP_INC_STATS(dev_net(dev), IPSTATS_MIB_FRAGFAILS);
IP_INC_STATS(net, IPSTATS_MIB_FRAGFAILS);
return err;
}
EXPORT_SYMBOL(ip_do_fragment);
......
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