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Viewing changes to net/netfilter/xt_TCPMSS.c

  • Committer: Bazaar Package Importer
  • Author(s): Paolo Pisati
  • Date: 2011-06-29 15:23:51 UTC
  • mfrom: (26.1.1 natty-proposed)
  • Revision ID: james.westby@ubuntu.com-20110629152351-xs96tm303d95rpbk
Tags: 3.0.0-1200.2
* Rebased against 3.0.0-6.7
* BSP from TI based on 3.0.0

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Lines of Context:
net/netfilter/xt_TCPMSS.c
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static u_int32_t tcpmss_reverse_mtu(const struct sk_buff *skb,
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                                    unsigned int family)
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{
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        struct flowi fl = {};
 
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        struct flowi fl;
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        const struct nf_afinfo *ai;
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        struct rtable *rt = NULL;
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        u_int32_t mtu     = ~0U;
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        if (family == PF_INET)
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                fl.fl4_dst = ip_hdr(skb)->saddr;
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        else
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                fl.fl6_dst = ipv6_hdr(skb)->saddr;
 
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        if (family == PF_INET) {
 
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                struct flowi4 *fl4 = &fl.u.ip4;
 
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                memset(fl4, 0, sizeof(*fl4));
 
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                fl4->daddr = ip_hdr(skb)->saddr;
 
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        } else {
 
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                struct flowi6 *fl6 = &fl.u.ip6;
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                memset(fl6, 0, sizeof(*fl6));
 
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                ipv6_addr_copy(&fl6->daddr, &ipv6_hdr(skb)->saddr);
 
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        }
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        rcu_read_lock();
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        ai = nf_get_afinfo(family);
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        if (ai != NULL)
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                ai->route((struct dst_entry **)&rt, &fl);
 
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                ai->route(&init_net, (struct dst_entry **)&rt, &fl, false);
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        rcu_read_unlock();
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        if (rt != NULL) {