From 5632c5152aa621885d87ea0b8fdd5a6bb9f69c6f Mon Sep 17 00:00:00 2001 From: Stephen Hemminger Date: Sat, 28 Apr 2007 21:16:39 -0700 Subject: [IPV6]: Track device renames in snmp6. When network device's are renamed, the IPV6 snmp6 code gets confused. It doesn't track name changes so it will OOPS when network device's are removed. The fix is trivial, just unregister/re-register in notify handler. Signed-off-by: Stephen Hemminger Signed-off-by: David S. Miller --- net/ipv6/addrconf.c | 6 ++++-- net/ipv6/proc.c | 1 + 2 files changed, 5 insertions(+), 2 deletions(-) (limited to 'net/ipv6') diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c index e04e49373505..3452433cbc96 100644 --- a/net/ipv6/addrconf.c +++ b/net/ipv6/addrconf.c @@ -2359,8 +2359,9 @@ static int addrconf_notify(struct notifier_block *this, unsigned long event, break; case NETDEV_CHANGENAME: -#ifdef CONFIG_SYSCTL if (idev) { + snmp6_unregister_dev(idev); +#ifdef CONFIG_SYSCTL addrconf_sysctl_unregister(&idev->cnf); neigh_sysctl_unregister(idev->nd_parms); neigh_sysctl_register(dev, idev->nd_parms, @@ -2368,8 +2369,9 @@ static int addrconf_notify(struct notifier_block *this, unsigned long event, &ndisc_ifinfo_sysctl_change, NULL); addrconf_sysctl_register(idev, &idev->cnf); - } #endif + snmp6_register_dev(idev); + } break; } diff --git a/net/ipv6/proc.c b/net/ipv6/proc.c index acb306a5dd56..920dc9cf6a84 100644 --- a/net/ipv6/proc.c +++ b/net/ipv6/proc.c @@ -223,6 +223,7 @@ int snmp6_unregister_dev(struct inet6_dev *idev) return -EINVAL; remove_proc_entry(idev->stats.proc_dir_entry->name, proc_net_devsnmp6); + idev->stats.proc_dir_entry = NULL; return 0; } -- cgit v1.2.2 From d0772b70faaf8e9f2013b6c4273d94d5eac8047a Mon Sep 17 00:00:00 2001 From: Eric Sesterhenn Date: Sat, 28 Apr 2007 21:26:23 -0700 Subject: [IPV6]: Fix slab corruption running ip6sic From: Eric Sesterhenn Signed-off-by: Andrew Morton Signed-off-by: David S. Miller --- net/ipv6/xfrm6_tunnel.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'net/ipv6') diff --git a/net/ipv6/xfrm6_tunnel.c b/net/ipv6/xfrm6_tunnel.c index 538499a89975..5502cc948dfb 100644 --- a/net/ipv6/xfrm6_tunnel.c +++ b/net/ipv6/xfrm6_tunnel.c @@ -261,7 +261,7 @@ static int xfrm6_tunnel_rcv(struct sk_buff *skb) __be32 spi; spi = xfrm6_tunnel_spi_lookup((xfrm_address_t *)&iph->saddr); - return xfrm6_rcv_spi(skb, spi); + return xfrm6_rcv_spi(skb, spi) > 0 ? : 0; } static int xfrm6_tunnel_err(struct sk_buff *skb, struct inet6_skb_parm *opt, -- cgit v1.2.2