Message ID | 536426BC.7020509@parallels.com |
---|---|
State | Accepted |
Headers | show |
On Sat, May 03, 2014 at 03:14:04AM +0400, Vasily Averin wrote: > Defrag user check in ip_expire was not updated after adding support for > "conntrack zones" I think this bug manifests as a RFC violation, as the router will send the icmp time exceeeded message when using conntrack zones. Just would like to confirm this, so we can include it in the patch description. Thanks. > Signed-off-by: Vasily Averin <vvs@openvz.org> > --- > net/ipv4/ip_fragment.c | 5 +++-- > 1 files changed, 3 insertions(+), 2 deletions(-) > > diff --git a/net/ipv4/ip_fragment.c b/net/ipv4/ip_fragment.c > index c10a3ce..ed32313 100644 > --- a/net/ipv4/ip_fragment.c > +++ b/net/ipv4/ip_fragment.c > @@ -232,8 +232,9 @@ static void ip_expire(unsigned long arg) > * "Fragment Reassembly Timeout" message, per RFC792. > */ > if (qp->user == IP_DEFRAG_AF_PACKET || > - (qp->user == IP_DEFRAG_CONNTRACK_IN && > - skb_rtable(head)->rt_type != RTN_LOCAL)) > + ((qp->user >= IP_DEFRAG_CONNTRACK_IN) && > + (qp->user <= __IP_DEFRAG_CONNTRACK_IN_END) && > + (skb_rtable(head)->rt_type != RTN_LOCAL))) > goto out_rcu_unlock; > > > -- > 1.7.5.4 > -- To unsubscribe from this list: send the line "unsubscribe netfilter-devel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
On Sun, May 04, 2014 at 01:18:50PM +0200, Pablo Neira Ayuso wrote: > On Sat, May 03, 2014 at 03:14:04AM +0400, Vasily Averin wrote: > > Defrag user check in ip_expire was not updated after adding support for > > "conntrack zones" > > I think this bug manifests as a RFC violation, as the router will send > the icmp time exceeeded message when using conntrack zones. Just would > like to confirm this, so we can include it in the patch description. > Thanks. @David: If no objection, I'll pick this patch given that it's a netfilter bug. I will also append to the patch description the comment above for the record. > > Signed-off-by: Vasily Averin <vvs@openvz.org> > > --- > > net/ipv4/ip_fragment.c | 5 +++-- > > 1 files changed, 3 insertions(+), 2 deletions(-) > > > > diff --git a/net/ipv4/ip_fragment.c b/net/ipv4/ip_fragment.c > > index c10a3ce..ed32313 100644 > > --- a/net/ipv4/ip_fragment.c > > +++ b/net/ipv4/ip_fragment.c > > @@ -232,8 +232,9 @@ static void ip_expire(unsigned long arg) > > * "Fragment Reassembly Timeout" message, per RFC792. > > */ > > if (qp->user == IP_DEFRAG_AF_PACKET || > > - (qp->user == IP_DEFRAG_CONNTRACK_IN && > > - skb_rtable(head)->rt_type != RTN_LOCAL)) > > + ((qp->user >= IP_DEFRAG_CONNTRACK_IN) && > > + (qp->user <= __IP_DEFRAG_CONNTRACK_IN_END) && > > + (skb_rtable(head)->rt_type != RTN_LOCAL))) > > goto out_rcu_unlock; > > > > > > -- > > 1.7.5.4 > > -- To unsubscribe from this list: send the line "unsubscribe netfilter-devel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
From: Pablo Neira Ayuso <pablo@netfilter.org> Date: Sun, 4 May 2014 14:58:35 +0200 > On Sun, May 04, 2014 at 01:18:50PM +0200, Pablo Neira Ayuso wrote: >> On Sat, May 03, 2014 at 03:14:04AM +0400, Vasily Averin wrote: >> > Defrag user check in ip_expire was not updated after adding support for >> > "conntrack zones" >> >> I think this bug manifests as a RFC violation, as the router will send >> the icmp time exceeeded message when using conntrack zones. Just would >> like to confirm this, so we can include it in the patch description. >> Thanks. > > @David: If no objection, I'll pick this patch given that it's a > netfilter bug. > > I will also append to the patch description the comment above for the > record. That's perfectly fine, thanks. -- To unsubscribe from this list: send the line "unsubscribe netfilter-devel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
On Sat, May 03, 2014 at 03:14:04AM +0400, Vasily Averin wrote: > Defrag user check in ip_expire was not updated after adding support for > "conntrack zones" Applied, thanks. -- To unsubscribe from this list: send the line "unsubscribe netfilter-devel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
diff --git a/net/ipv4/ip_fragment.c b/net/ipv4/ip_fragment.c index c10a3ce..ed32313 100644 --- a/net/ipv4/ip_fragment.c +++ b/net/ipv4/ip_fragment.c @@ -232,8 +232,9 @@ static void ip_expire(unsigned long arg) * "Fragment Reassembly Timeout" message, per RFC792. */ if (qp->user == IP_DEFRAG_AF_PACKET || - (qp->user == IP_DEFRAG_CONNTRACK_IN && - skb_rtable(head)->rt_type != RTN_LOCAL)) + ((qp->user >= IP_DEFRAG_CONNTRACK_IN) && + (qp->user <= __IP_DEFRAG_CONNTRACK_IN_END) && + (skb_rtable(head)->rt_type != RTN_LOCAL))) goto out_rcu_unlock;
Defrag user check in ip_expire was not updated after adding support for "conntrack zones" Signed-off-by: Vasily Averin <vvs@openvz.org> --- net/ipv4/ip_fragment.c | 5 +++-- 1 files changed, 3 insertions(+), 2 deletions(-)