diff options
| author | Dmitry Popov <ixaphire@qrator.net> | 2014-06-06 23:19:21 +0400 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2014-06-26 15:15:40 -0400 |
| commit | a7b791bc2b6fcc29f7c56a375823d436f7f233ce (patch) | |
| tree | a08acb248a7520e8822e382045e3551262cf3e96 /net | |
| parent | 0d0fc9f9e888a6e3fdabdfc08b7c4044b58bc87a (diff) | |
ipip, sit: fix ipv4_{update_pmtu,redirect} calls
[ Upstream commit 2346829e641b804ece9ac9298136b56d9567c278 ]
ipv4_{update_pmtu,redirect} were called with tunnel's ifindex (t->dev is a
tunnel netdevice). It caused wrong route lookup and failure of pmtu update or
redirect. We should use the same ifindex that we use in ip_route_output_* in
*tunnel_xmit code. It is t->parms.link .
Signed-off-by: Dmitry Popov <ixaphire@qrator.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'net')
| -rw-r--r-- | net/ipv4/ipip.c | 4 | ||||
| -rw-r--r-- | net/ipv6/sit.c | 4 |
2 files changed, 4 insertions, 4 deletions
diff --git a/net/ipv4/ipip.c b/net/ipv4/ipip.c index 4bc508f0db9..62eaa005e14 100644 --- a/net/ipv4/ipip.c +++ b/net/ipv4/ipip.c @@ -149,13 +149,13 @@ static int ipip_err(struct sk_buff *skb, u32 info) if (type == ICMP_DEST_UNREACH && code == ICMP_FRAG_NEEDED) { ipv4_update_pmtu(skb, dev_net(skb->dev), info, - t->dev->ifindex, 0, IPPROTO_IPIP, 0); + t->parms.link, 0, IPPROTO_IPIP, 0); err = 0; goto out; } if (type == ICMP_REDIRECT) { - ipv4_redirect(skb, dev_net(skb->dev), t->dev->ifindex, 0, + ipv4_redirect(skb, dev_net(skb->dev), t->parms.link, 0, IPPROTO_IPIP, 0); err = 0; goto out; diff --git a/net/ipv6/sit.c b/net/ipv6/sit.c index a8cd0a3aa45..fe548ba7268 100644 --- a/net/ipv6/sit.c +++ b/net/ipv6/sit.c @@ -560,12 +560,12 @@ static int ipip6_err(struct sk_buff *skb, u32 info) if (type == ICMP_DEST_UNREACH && code == ICMP_FRAG_NEEDED) { ipv4_update_pmtu(skb, dev_net(skb->dev), info, - t->dev->ifindex, 0, IPPROTO_IPV6, 0); + t->parms.link, 0, IPPROTO_IPV6, 0); err = 0; goto out; } if (type == ICMP_REDIRECT) { - ipv4_redirect(skb, dev_net(skb->dev), t->dev->ifindex, 0, + ipv4_redirect(skb, dev_net(skb->dev), t->parms.link, 0, IPPROTO_IPV6, 0); err = 0; goto out; |