From 1b1d8f73a44fe1796a73a97ebcb08cad18b97f07 Mon Sep 17 00:00:00 2001 From: Bjørn Mork Date: Wed, 18 Mar 2009 18:56:54 -0700 Subject: ipv6: fix display of local and remote sit endpoints MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit This fixes the regressions cause by commit 1326c3d5a4b792a2b15877feb7fb691f8945d203 (v2.6.28-rc6-461-g23a12b1) broke the display of local and remote addresses of an SIT tunnel in iproute2. nt->parms is used by ipip6_tunnel_init() and therefore need to be initialized first. Tracked as http://bugzilla.kernel.org/show_bug.cgi?id=12868 Reported-by: Jan Engelhardt Signed-off-by: Bjørn Mork Signed-off-by: David S. Miller --- net/ipv6/sit.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'net/ipv6') diff --git a/net/ipv6/sit.c b/net/ipv6/sit.c index d3467e563f02..5cee2bcbcece 100644 --- a/net/ipv6/sit.c +++ b/net/ipv6/sit.c @@ -188,9 +188,9 @@ static struct ip_tunnel * ipip6_tunnel_locate(struct net *net, } nt = netdev_priv(dev); - ipip6_tunnel_init(dev); nt->parms = *parms; + ipip6_tunnel_init(dev); if (parms->i_flags & SIT_ISATAP) dev->priv_flags |= IFF_ISATAP; -- cgit v1.2.3 From 2bad35b7c9588eb5e65c03bcae54e7eb6b1a6504 Mon Sep 17 00:00:00 2001 From: "Jorge Boncompte [DTI2]" Date: Wed, 18 Mar 2009 23:26:11 -0700 Subject: netns: oops in ip[6]_frag_reasm incrementing stats dev can be NULL in ip[6]_frag_reasm for skb's coming from RAW sockets. Quagga's OSPFD sends fragmented packets on a RAW socket, when netfilter conntrack reassembles them on the OUTPUT path you hit this code path. You can test it with something like "hping2 -0 -d 2000 -f AA.BB.CC.DD" With help from Jarek Poplawski. Signed-off-by: Jorge Boncompte [DTI2] Signed-off-by: David S. Miller --- net/ipv4/ip_fragment.c | 3 ++- net/ipv6/reassembly.c | 7 +++---- 2 files changed, 5 insertions(+), 5 deletions(-) (limited to 'net/ipv6') diff --git a/net/ipv4/ip_fragment.c b/net/ipv4/ip_fragment.c index 6659ac000eeb..7985346653bd 100644 --- a/net/ipv4/ip_fragment.c +++ b/net/ipv4/ip_fragment.c @@ -463,6 +463,7 @@ err: static int ip_frag_reasm(struct ipq *qp, struct sk_buff *prev, struct net_device *dev) { + struct net *net = container_of(qp->q.net, struct net, ipv4.frags); struct iphdr *iph; struct sk_buff *fp, *head = qp->q.fragments; int len; @@ -548,7 +549,7 @@ static int ip_frag_reasm(struct ipq *qp, struct sk_buff *prev, iph = ip_hdr(head); iph->frag_off = 0; iph->tot_len = htons(len); - IP_INC_STATS_BH(dev_net(dev), IPSTATS_MIB_REASMOKS); + IP_INC_STATS_BH(net, IPSTATS_MIB_REASMOKS); qp->q.fragments = NULL; return 0; diff --git a/net/ipv6/reassembly.c b/net/ipv6/reassembly.c index 3c575118fca5..e9ac7a12f595 100644 --- a/net/ipv6/reassembly.c +++ b/net/ipv6/reassembly.c @@ -452,6 +452,7 @@ err: static int ip6_frag_reasm(struct frag_queue *fq, struct sk_buff *prev, struct net_device *dev) { + struct net *net = container_of(fq->q.net, struct net, ipv6.frags); struct sk_buff *fp, *head = fq->q.fragments; int payload_len; unsigned int nhoff; @@ -551,8 +552,7 @@ static int ip6_frag_reasm(struct frag_queue *fq, struct sk_buff *prev, head->csum); rcu_read_lock(); - IP6_INC_STATS_BH(dev_net(dev), - __in6_dev_get(dev), IPSTATS_MIB_REASMOKS); + IP6_INC_STATS_BH(net, __in6_dev_get(dev), IPSTATS_MIB_REASMOKS); rcu_read_unlock(); fq->q.fragments = NULL; return 1; @@ -566,8 +566,7 @@ out_oom: printk(KERN_DEBUG "ip6_frag_reasm: no memory for reassembly\n"); out_fail: rcu_read_lock(); - IP6_INC_STATS_BH(dev_net(dev), - __in6_dev_get(dev), IPSTATS_MIB_REASMFAILS); + IP6_INC_STATS_BH(net, __in6_dev_get(dev), IPSTATS_MIB_REASMFAILS); rcu_read_unlock(); return -1; } -- cgit v1.2.3