diff options
author | Ingo Molnar <mingo@elte.hu> | 2009-01-31 17:32:31 +0100 |
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committer | Ingo Molnar <mingo@elte.hu> | 2009-02-05 22:30:01 +0100 |
commit | 9d45cf9e36bf9bcf16df6e1cbf049807c8402823 (patch) | |
tree | 2118a16701418af10d215d2174df7ee0a5cbe6bd /net/ipv6/ip6mr.c | |
parent | a146649bc19d5eba4f5bfac6720c5f252d517a71 (diff) | |
parent | 0cd5c3c80a0ebd68c08312fa7d8c13149cc61c4c (diff) | |
download | op-kernel-dev-9d45cf9e36bf9bcf16df6e1cbf049807c8402823.zip op-kernel-dev-9d45cf9e36bf9bcf16df6e1cbf049807c8402823.tar.gz |
Merge branch 'x86/urgent' into x86/apic
Conflicts:
arch/x86/mach-default/setup.c
Semantic merge:
arch/x86/kernel/irqinit_32.c
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'net/ipv6/ip6mr.c')
-rw-r--r-- | net/ipv6/ip6mr.c | 24 |
1 files changed, 19 insertions, 5 deletions
diff --git a/net/ipv6/ip6mr.c b/net/ipv6/ip6mr.c index 3c51b2d..228be55 100644 --- a/net/ipv6/ip6mr.c +++ b/net/ipv6/ip6mr.c @@ -48,6 +48,7 @@ #include <linux/pim.h> #include <net/addrconf.h> #include <linux/netfilter_ipv6.h> +#include <net/ip6_checksum.h> /* Big lock, protecting vif table, mrt cache and mroute socket state. Note that the changes are semaphored via rtnl_lock. @@ -365,7 +366,9 @@ static int pim6_rcv(struct sk_buff *skb) pim = (struct pimreghdr *)skb_transport_header(skb); if (pim->type != ((PIM_VERSION << 4) | PIM_REGISTER) || (pim->flags & PIM_NULL_REGISTER) || - (ip_compute_csum((void *)pim, sizeof(*pim)) != 0 && + (csum_ipv6_magic(&ipv6_hdr(skb)->saddr, &ipv6_hdr(skb)->daddr, + sizeof(*pim), IPPROTO_PIM, + csum_partial((void *)pim, sizeof(*pim), 0)) && csum_fold(skb_checksum(skb, 0, skb->len, 0)))) goto drop; @@ -392,7 +395,7 @@ static int pim6_rcv(struct sk_buff *skb) skb_pull(skb, (u8 *)encap - skb->data); skb_reset_network_header(skb); skb->dev = reg_dev; - skb->protocol = htons(ETH_P_IP); + skb->protocol = htons(ETH_P_IPV6); skb->ip_summed = 0; skb->pkt_type = PACKET_HOST; dst_release(skb->dst); @@ -481,6 +484,7 @@ static int mif6_delete(struct net *net, int vifi) { struct mif_device *v; struct net_device *dev; + struct inet6_dev *in6_dev; if (vifi < 0 || vifi >= net->ipv6.maxvif) return -EADDRNOTAVAIL; @@ -513,6 +517,10 @@ static int mif6_delete(struct net *net, int vifi) dev_set_allmulti(dev, -1); + in6_dev = __in6_dev_get(dev); + if (in6_dev) + in6_dev->cnf.mc_forwarding--; + if (v->flags & MIFF_REGISTER) unregister_netdevice(dev); @@ -622,6 +630,7 @@ static int mif6_add(struct net *net, struct mif6ctl *vifc, int mrtsock) int vifi = vifc->mif6c_mifi; struct mif_device *v = &net->ipv6.vif6_table[vifi]; struct net_device *dev; + struct inet6_dev *in6_dev; int err; /* Is vif busy ? */ @@ -662,6 +671,10 @@ static int mif6_add(struct net *net, struct mif6ctl *vifc, int mrtsock) return -EINVAL; } + in6_dev = __in6_dev_get(dev); + if (in6_dev) + in6_dev->cnf.mc_forwarding++; + /* * Fill in the VIF structures */ @@ -838,8 +851,6 @@ static int ip6mr_cache_report(struct net *net, struct sk_buff *pkt, mifi_t mifi, skb->dst = dst_clone(pkt->dst); skb->ip_summed = CHECKSUM_UNNECESSARY; - - skb_pull(skb, sizeof(struct ipv6hdr)); } if (net->ipv6.mroute6_sk == NULL) { @@ -1222,8 +1233,10 @@ static int ip6mr_sk_init(struct sock *sk) rtnl_lock(); write_lock_bh(&mrt_lock); - if (likely(net->ipv6.mroute6_sk == NULL)) + if (likely(net->ipv6.mroute6_sk == NULL)) { net->ipv6.mroute6_sk = sk; + net->ipv6.devconf_all->mc_forwarding++; + } else err = -EADDRINUSE; write_unlock_bh(&mrt_lock); @@ -1242,6 +1255,7 @@ int ip6mr_sk_done(struct sock *sk) if (sk == net->ipv6.mroute6_sk) { write_lock_bh(&mrt_lock); net->ipv6.mroute6_sk = NULL; + net->ipv6.devconf_all->mc_forwarding--; write_unlock_bh(&mrt_lock); mroute_clean_tables(net); |