From 33224b16ffccb49cf798317670389e0bfba0024c Mon Sep 17 00:00:00 2001 From: "Eric W. Biederman" Date: Wed, 7 Oct 2015 16:48:46 -0500 Subject: [PATCH] ipv4, ipv6: Pass net into ip_local_out and ip6_local_out Signed-off-by: "Eric W. Biederman" Signed-off-by: David S. Miller --- drivers/net/ipvlan/ipvlan_core.c | 4 ++-- drivers/net/ppp/pptp.c | 2 +- drivers/net/vrf.c | 4 ++-- include/net/ip.h | 2 +- include/net/ip6_tunnel.h | 2 +- include/net/ipv6.h | 2 +- net/ipv4/igmp.c | 4 ++-- net/ipv4/ip_output.c | 9 ++++----- net/ipv4/ip_tunnel_core.c | 2 +- net/ipv4/netfilter/ipt_SYNPROXY.c | 2 +- net/ipv4/netfilter/nf_dup_ipv4.c | 2 +- net/ipv4/netfilter/nf_reject_ipv4.c | 2 +- net/ipv6/ip6_output.c | 2 +- net/ipv6/netfilter/ip6t_SYNPROXY.c | 2 +- net/ipv6/netfilter/nf_dup_ipv6.c | 2 +- net/ipv6/netfilter/nf_reject_ipv6.c | 2 +- net/ipv6/output_core.c | 3 +-- net/netfilter/ipvs/ip_vs_xmit.c | 4 ++-- 18 files changed, 25 insertions(+), 27 deletions(-) diff --git a/drivers/net/ipvlan/ipvlan_core.c b/drivers/net/ipvlan/ipvlan_core.c index 976f30b291f6..24f8dbcf854f 100644 --- a/drivers/net/ipvlan/ipvlan_core.c +++ b/drivers/net/ipvlan/ipvlan_core.c @@ -365,7 +365,7 @@ static int ipvlan_process_v4_outbound(struct sk_buff *skb) } skb_dst_drop(skb); skb_dst_set(skb, &rt->dst); - err = ip_local_out(skb->sk, skb); + err = ip_local_out(net, skb->sk, skb); if (unlikely(net_xmit_eval(err))) dev->stats.tx_errors++; else @@ -403,7 +403,7 @@ static int ipvlan_process_v6_outbound(struct sk_buff *skb) } skb_dst_drop(skb); skb_dst_set(skb, dst); - err = ip6_local_out(skb->sk, skb); + err = ip6_local_out(net, skb->sk, skb); if (unlikely(net_xmit_eval(err))) dev->stats.tx_errors++; else diff --git a/drivers/net/ppp/pptp.c b/drivers/net/ppp/pptp.c index 5243ab6ed4d4..fc69e41d0950 100644 --- a/drivers/net/ppp/pptp.c +++ b/drivers/net/ppp/pptp.c @@ -283,7 +283,7 @@ static int pptp_xmit(struct ppp_channel *chan, struct sk_buff *skb) ip_select_ident(net, skb, NULL); ip_send_check(iph); - ip_local_out(skb->sk, skb); + ip_local_out(net, skb->sk, skb); return 1; tx_error: diff --git a/drivers/net/vrf.c b/drivers/net/vrf.c index b27dc11cd3f2..21bb7deb6d58 100644 --- a/drivers/net/vrf.c +++ b/drivers/net/vrf.c @@ -76,7 +76,7 @@ static struct dst_entry *vrf_ip_check(struct dst_entry *dst, u32 cookie) static int vrf_ip_local_out(struct net *net, struct sock *sk, struct sk_buff *skb) { - return ip_local_out(sk, skb); + return ip_local_out(net, sk, skb); } static unsigned int vrf_v4_mtu(const struct dst_entry *dst) @@ -222,7 +222,7 @@ static netdev_tx_t vrf_process_v4_outbound(struct sk_buff *skb, RT_SCOPE_LINK); } - ret = ip_local_out(skb->sk, skb); + ret = ip_local_out(dev_net(skb_dst(skb)->dev), skb->sk, skb); if (unlikely(net_xmit_eval(ret))) vrf_dev->stats.tx_errors++; else diff --git a/include/net/ip.h b/include/net/ip.h index 34b40381fb9b..7febbab784cd 100644 --- a/include/net/ip.h +++ b/include/net/ip.h @@ -113,7 +113,7 @@ int ip_do_fragment(struct net *net, struct sock *sk, struct sk_buff *skb, int (*output)(struct net *, struct sock *, struct sk_buff *)); void ip_send_check(struct iphdr *ip); int __ip_local_out(struct net *net, struct sock *sk, struct sk_buff *skb); -int ip_local_out(struct sock *sk, struct sk_buff *skb); +int ip_local_out(struct net *net, struct sock *sk, struct sk_buff *skb); int ip_queue_xmit(struct sock *sk, struct sk_buff *skb, struct flowi *fl); void ip_init(void); diff --git a/include/net/ip6_tunnel.h b/include/net/ip6_tunnel.h index 8f18a8b126e9..aaee6fa02cf1 100644 --- a/include/net/ip6_tunnel.h +++ b/include/net/ip6_tunnel.h @@ -87,7 +87,7 @@ static inline void ip6tunnel_xmit(struct sock *sk, struct sk_buff *skb, int pkt_len, err; pkt_len = skb->len - skb_inner_network_offset(skb); - err = ip6_local_out(sk, skb); + err = ip6_local_out(dev_net(skb_dst(skb)->dev), sk, skb); if (net_xmit_eval(err) == 0) { struct pcpu_sw_netstats *tstats = this_cpu_ptr(dev->tstats); diff --git a/include/net/ipv6.h b/include/net/ipv6.h index 42834039cf20..fce8120c2be3 100644 --- a/include/net/ipv6.h +++ b/include/net/ipv6.h @@ -866,7 +866,7 @@ int ip6_input(struct sk_buff *skb); int ip6_mc_input(struct sk_buff *skb); int __ip6_local_out(struct net *net, struct sock *sk, struct sk_buff *skb); -int ip6_local_out(struct sock *sk, struct sk_buff *skb); +int ip6_local_out(struct net *net, struct sock *sk, struct sk_buff *skb); /* * Extension header (options) processing diff --git a/net/ipv4/igmp.c b/net/ipv4/igmp.c index 43375d9e02ab..64aaf3522a59 100644 --- a/net/ipv4/igmp.c +++ b/net/ipv4/igmp.c @@ -397,7 +397,7 @@ static int igmpv3_sendpack(struct sk_buff *skb) pig->csum = ip_compute_csum(igmp_hdr(skb), igmplen); - return ip_local_out(skb->sk, skb); + return ip_local_out(dev_net(skb_dst(skb)->dev), skb->sk, skb); } static int grec_size(struct ip_mc_list *pmc, int type, int gdel, int sdel) @@ -739,7 +739,7 @@ static int igmp_send_report(struct in_device *in_dev, struct ip_mc_list *pmc, ih->group = group; ih->csum = ip_compute_csum((void *)ih, sizeof(struct igmphdr)); - return ip_local_out(skb->sk, skb); + return ip_local_out(net, skb->sk, skb); } static void igmp_gq_timer_expire(unsigned long data) diff --git a/net/ipv4/ip_output.c b/net/ipv4/ip_output.c index 39d3fbe66c68..9fe100a41e5d 100644 --- a/net/ipv4/ip_output.c +++ b/net/ipv4/ip_output.c @@ -107,9 +107,8 @@ int __ip_local_out(struct net *net, struct sock *sk, struct sk_buff *skb) dst_output); } -int ip_local_out(struct sock *sk, struct sk_buff *skb) +int ip_local_out(struct net *net, struct sock *sk, struct sk_buff *skb) { - struct net *net = dev_net(skb_dst(skb)->dev); int err; err = __ip_local_out(net, sk, skb); @@ -169,7 +168,7 @@ int ip_build_and_send_pkt(struct sk_buff *skb, const struct sock *sk, skb->mark = sk->sk_mark; /* Send it out. */ - return ip_local_out(skb->sk, skb); + return ip_local_out(net, skb->sk, skb); } EXPORT_SYMBOL_GPL(ip_build_and_send_pkt); @@ -457,7 +456,7 @@ packet_routed: skb->priority = sk->sk_priority; skb->mark = sk->sk_mark; - res = ip_local_out(sk, skb); + res = ip_local_out(net, sk, skb); rcu_read_unlock(); return res; @@ -1437,7 +1436,7 @@ int ip_send_skb(struct net *net, struct sk_buff *skb) { int err; - err = ip_local_out(skb->sk, skb); + err = ip_local_out(net, skb->sk, skb); if (err) { if (err > 0) err = net_xmit_errno(err); diff --git a/net/ipv4/ip_tunnel_core.c b/net/ipv4/ip_tunnel_core.c index caef8e2c281d..6cb9009c3d96 100644 --- a/net/ipv4/ip_tunnel_core.c +++ b/net/ipv4/ip_tunnel_core.c @@ -79,7 +79,7 @@ int iptunnel_xmit(struct sock *sk, struct rtable *rt, struct sk_buff *skb, iph->ttl = ttl; __ip_select_ident(net, iph, skb_shinfo(skb)->gso_segs ?: 1); - err = ip_local_out(sk, skb); + err = ip_local_out(net, sk, skb); if (unlikely(net_xmit_eval(err))) pkt_len = 0; return pkt_len; diff --git a/net/ipv4/netfilter/ipt_SYNPROXY.c b/net/ipv4/netfilter/ipt_SYNPROXY.c index 473faf73b194..f1a8df8ecc1f 100644 --- a/net/ipv4/netfilter/ipt_SYNPROXY.c +++ b/net/ipv4/netfilter/ipt_SYNPROXY.c @@ -63,7 +63,7 @@ synproxy_send_tcp(const struct synproxy_net *snet, nf_conntrack_get(nfct); } - ip_local_out(nskb->sk, nskb); + ip_local_out(net, nskb->sk, nskb); return; free_nskb: diff --git a/net/ipv4/netfilter/nf_dup_ipv4.c b/net/ipv4/netfilter/nf_dup_ipv4.c index 0b9abfbf6577..ceb187308120 100644 --- a/net/ipv4/netfilter/nf_dup_ipv4.c +++ b/net/ipv4/netfilter/nf_dup_ipv4.c @@ -92,7 +92,7 @@ void nf_dup_ipv4(struct net *net, struct sk_buff *skb, unsigned int hooknum, if (nf_dup_ipv4_route(net, skb, gw, oif)) { __this_cpu_write(nf_skb_duplicated, true); - ip_local_out(skb->sk, skb); + ip_local_out(net, skb->sk, skb); __this_cpu_write(nf_skb_duplicated, false); } else { kfree_skb(skb); diff --git a/net/ipv4/netfilter/nf_reject_ipv4.c b/net/ipv4/netfilter/nf_reject_ipv4.c index dcc125cb0441..c747b2d9eb77 100644 --- a/net/ipv4/netfilter/nf_reject_ipv4.c +++ b/net/ipv4/netfilter/nf_reject_ipv4.c @@ -157,7 +157,7 @@ void nf_send_reset(struct net *net, struct sk_buff *oldskb, int hook) dev_queue_xmit(nskb); } else #endif - ip_local_out(nskb->sk, nskb); + ip_local_out(net, nskb->sk, nskb); return; diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c index 31c686b7fcc0..98510fac94e9 100644 --- a/net/ipv6/ip6_output.c +++ b/net/ipv6/ip6_output.c @@ -1692,7 +1692,7 @@ int ip6_send_skb(struct sk_buff *skb) struct rt6_info *rt = (struct rt6_info *)skb_dst(skb); int err; - err = ip6_local_out(skb->sk, skb); + err = ip6_local_out(net, skb->sk, skb); if (err) { if (err > 0) err = net_xmit_errno(err); diff --git a/net/ipv6/netfilter/ip6t_SYNPROXY.c b/net/ipv6/netfilter/ip6t_SYNPROXY.c index c38c3411150b..a10a2a9e9f94 100644 --- a/net/ipv6/netfilter/ip6t_SYNPROXY.c +++ b/net/ipv6/netfilter/ip6t_SYNPROXY.c @@ -76,7 +76,7 @@ synproxy_send_tcp(const struct synproxy_net *snet, nf_conntrack_get(nfct); } - ip6_local_out(nskb->sk, nskb); + ip6_local_out(net, nskb->sk, nskb); return; free_nskb: diff --git a/net/ipv6/netfilter/nf_dup_ipv6.c b/net/ipv6/netfilter/nf_dup_ipv6.c index 64f3fe5e2719..6989c70ae29f 100644 --- a/net/ipv6/netfilter/nf_dup_ipv6.c +++ b/net/ipv6/netfilter/nf_dup_ipv6.c @@ -68,7 +68,7 @@ void nf_dup_ipv6(struct net *net, struct sk_buff *skb, unsigned int hooknum, } if (nf_dup_ipv6_route(net, skb, gw, oif)) { __this_cpu_write(nf_skb_duplicated, true); - ip6_local_out(skb->sk, skb); + ip6_local_out(net, skb->sk, skb); __this_cpu_write(nf_skb_duplicated, false); } else { kfree_skb(skb); diff --git a/net/ipv6/netfilter/nf_reject_ipv6.c b/net/ipv6/netfilter/nf_reject_ipv6.c index a4f73e235ca5..7309e475f68b 100644 --- a/net/ipv6/netfilter/nf_reject_ipv6.c +++ b/net/ipv6/netfilter/nf_reject_ipv6.c @@ -206,7 +206,7 @@ void nf_send_reset6(struct net *net, struct sk_buff *oldskb, int hook) dev_queue_xmit(nskb); } else #endif - ip6_local_out(nskb->sk, nskb); + ip6_local_out(net, nskb->sk, nskb); } EXPORT_SYMBOL_GPL(nf_send_reset6); diff --git a/net/ipv6/output_core.c b/net/ipv6/output_core.c index 7f64d67b637d..462f2a76b5c2 100644 --- a/net/ipv6/output_core.c +++ b/net/ipv6/output_core.c @@ -154,9 +154,8 @@ int __ip6_local_out(struct net *net, struct sock *sk, struct sk_buff *skb) } EXPORT_SYMBOL_GPL(__ip6_local_out); -int ip6_local_out(struct sock *sk, struct sk_buff *skb) +int ip6_local_out(struct net *net, struct sock *sk, struct sk_buff *skb) { - struct net *net = dev_net(skb_dst(skb)->dev); int err; err = __ip6_local_out(net, sk, skb); diff --git a/net/netfilter/ipvs/ip_vs_xmit.c b/net/netfilter/ipvs/ip_vs_xmit.c index 2042b9303136..3264cb49b333 100644 --- a/net/netfilter/ipvs/ip_vs_xmit.c +++ b/net/netfilter/ipvs/ip_vs_xmit.c @@ -1049,7 +1049,7 @@ ip_vs_tunnel_xmit(struct sk_buff *skb, struct ip_vs_conn *cp, ret = ip_vs_tunnel_xmit_prepare(skb, cp); if (ret == NF_ACCEPT) - ip_local_out(skb->sk, skb); + ip_local_out(net, skb->sk, skb); else if (ret == NF_DROP) kfree_skb(skb); rcu_read_unlock(); @@ -1141,7 +1141,7 @@ ip_vs_tunnel_xmit_v6(struct sk_buff *skb, struct ip_vs_conn *cp, ret = ip_vs_tunnel_xmit_prepare(skb, cp); if (ret == NF_ACCEPT) - ip6_local_out(skb->sk, skb); + ip6_local_out(cp->ipvs->net, skb->sk, skb); else if (ret == NF_DROP) kfree_skb(skb); rcu_read_unlock(); -- 2.30.2