From eddc9ec53be2ecdbf4efe0efd4a83052594f0ac0 Mon Sep 17 00:00:00 2001 From: Arnaldo Carvalho de Melo Date: Fri, 20 Apr 2007 22:47:35 -0700 Subject: [SK_BUFF]: Introduce ip_hdr(), remove skb->nh.iph Signed-off-by: Arnaldo Carvalho de Melo Signed-off-by: David S. Miller --- net/ipv4/ipvs/ip_vs_core.c | 38 +++++++++++++++++++------------------- 1 file changed, 19 insertions(+), 19 deletions(-) (limited to 'net/ipv4/ipvs/ip_vs_core.c') diff --git a/net/ipv4/ipvs/ip_vs_core.c b/net/ipv4/ipvs/ip_vs_core.c index 7893c00a91f..62cfbed317b 100644 --- a/net/ipv4/ipvs/ip_vs_core.c +++ b/net/ipv4/ipvs/ip_vs_core.c @@ -212,7 +212,7 @@ ip_vs_sched_persist(struct ip_vs_service *svc, __be16 ports[2]) { struct ip_vs_conn *cp = NULL; - struct iphdr *iph = skb->nh.iph; + struct iphdr *iph = ip_hdr(skb); struct ip_vs_dest *dest; struct ip_vs_conn *ct; __be16 dport; /* destination port to forward */ @@ -381,7 +381,7 @@ struct ip_vs_conn * ip_vs_schedule(struct ip_vs_service *svc, const struct sk_buff *skb) { struct ip_vs_conn *cp = NULL; - struct iphdr *iph = skb->nh.iph; + struct iphdr *iph = ip_hdr(skb); struct ip_vs_dest *dest; __be16 _ports[2], *pptr; @@ -447,7 +447,7 @@ int ip_vs_leave(struct ip_vs_service *svc, struct sk_buff *skb, struct ip_vs_protocol *pp) { __be16 _ports[2], *pptr; - struct iphdr *iph = skb->nh.iph; + struct iphdr *iph = ip_hdr(skb); pptr = skb_header_pointer(skb, iph->ihl*4, sizeof(_ports), _ports); @@ -546,7 +546,7 @@ ip_vs_gather_frags(struct sk_buff *skb, u_int32_t user) { skb = ip_defrag(skb, user); if (skb) - ip_send_check(skb->nh.iph); + ip_send_check(ip_hdr(skb)); return skb; } @@ -557,7 +557,7 @@ ip_vs_gather_frags(struct sk_buff *skb, u_int32_t user) void ip_vs_nat_icmp(struct sk_buff *skb, struct ip_vs_protocol *pp, struct ip_vs_conn *cp, int inout) { - struct iphdr *iph = skb->nh.iph; + struct iphdr *iph = ip_hdr(skb); unsigned int icmp_offset = iph->ihl*4; struct icmphdr *icmph = (struct icmphdr *)(skb_network_header(skb) + icmp_offset); @@ -618,14 +618,14 @@ static int ip_vs_out_icmp(struct sk_buff **pskb, int *related) *related = 1; /* reassemble IP fragments */ - if (skb->nh.iph->frag_off & htons(IP_MF|IP_OFFSET)) { + if (ip_hdr(skb)->frag_off & htons(IP_MF | IP_OFFSET)) { skb = ip_vs_gather_frags(skb, IP_DEFRAG_VS_OUT); if (!skb) return NF_STOLEN; *pskb = skb; } - iph = skb->nh.iph; + iph = ip_hdr(skb); offset = ihl = iph->ihl * 4; ic = skb_header_pointer(skb, offset, sizeof(_icmph), &_icmph); if (ic == NULL) @@ -740,14 +740,14 @@ ip_vs_out(unsigned int hooknum, struct sk_buff **pskb, if (skb->ipvs_property) return NF_ACCEPT; - iph = skb->nh.iph; + iph = ip_hdr(skb); if (unlikely(iph->protocol == IPPROTO_ICMP)) { int related, verdict = ip_vs_out_icmp(pskb, &related); if (related) return verdict; skb = *pskb; - iph = skb->nh.iph; + iph = ip_hdr(skb); } pp = ip_vs_proto_get(iph->protocol); @@ -760,7 +760,7 @@ ip_vs_out(unsigned int hooknum, struct sk_buff **pskb, skb = ip_vs_gather_frags(skb, IP_DEFRAG_VS_OUT); if (!skb) return NF_STOLEN; - iph = skb->nh.iph; + iph = ip_hdr(skb); *pskb = skb; } @@ -810,8 +810,8 @@ ip_vs_out(unsigned int hooknum, struct sk_buff **pskb, if (pp->snat_handler && !pp->snat_handler(pskb, pp, cp)) goto drop; skb = *pskb; - skb->nh.iph->saddr = cp->vaddr; - ip_send_check(skb->nh.iph); + ip_hdr(skb)->saddr = cp->vaddr; + ip_send_check(ip_hdr(skb)); /* For policy routing, packets originating from this * machine itself may be routed differently to packets @@ -861,7 +861,7 @@ ip_vs_in_icmp(struct sk_buff **pskb, int *related, unsigned int hooknum) *related = 1; /* reassemble IP fragments */ - if (skb->nh.iph->frag_off & htons(IP_MF|IP_OFFSET)) { + if (ip_hdr(skb)->frag_off & htons(IP_MF | IP_OFFSET)) { skb = ip_vs_gather_frags(skb, hooknum == NF_IP_LOCAL_IN ? IP_DEFRAG_VS_IN : IP_DEFRAG_VS_FWD); @@ -870,7 +870,7 @@ ip_vs_in_icmp(struct sk_buff **pskb, int *related, unsigned int hooknum) *pskb = skb; } - iph = skb->nh.iph; + iph = ip_hdr(skb); offset = ihl = iph->ihl * 4; ic = skb_header_pointer(skb, offset, sizeof(_icmph), &_icmph); if (ic == NULL) @@ -966,19 +966,19 @@ ip_vs_in(unsigned int hooknum, struct sk_buff **pskb, || skb->dev == &loopback_dev || skb->sk)) { IP_VS_DBG(12, "packet type=%d proto=%d daddr=%d.%d.%d.%d ignored\n", skb->pkt_type, - skb->nh.iph->protocol, - NIPQUAD(skb->nh.iph->daddr)); + ip_hdr(skb)->protocol, + NIPQUAD(ip_hdr(skb)->daddr)); return NF_ACCEPT; } - iph = skb->nh.iph; + iph = ip_hdr(skb); if (unlikely(iph->protocol == IPPROTO_ICMP)) { int related, verdict = ip_vs_in_icmp(pskb, &related, hooknum); if (related) return verdict; skb = *pskb; - iph = skb->nh.iph; + iph = ip_hdr(skb); } /* Protocol supported? */ @@ -1064,7 +1064,7 @@ ip_vs_forward_icmp(unsigned int hooknum, struct sk_buff **pskb, { int r; - if ((*pskb)->nh.iph->protocol != IPPROTO_ICMP) + if (ip_hdr(*pskb)->protocol != IPPROTO_ICMP) return NF_ACCEPT; return ip_vs_in_icmp(pskb, &r, hooknum); -- cgit v1.2.3