Message ID | 1324533632.2621.35.camel@edumazet-laptop |
---|---|
State | Accepted, archived |
Delegated to: | David Miller |
Headers | show |
On Thu, Dec 22, 2011 at 07:00:32AM +0100, Eric Dumazet wrote: > Commit 618f9bc74a039da76 (net: Move mtu handling down to the protocol > depended handlers) forgot the bridge netfilter case, adding a NULL > dereference in ip_fragment(). > > Reported-by: Chris Boot <bootc@bootc.net> > CC: Steffen Klassert <steffen.klassert@secunet.com> > Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com> As I said in the other mail, the bug is probaply arround for longer. Anyway, Acked-by: Steffen Klassert <steffen.klassert@secunet.com> Thanks! -- To unsubscribe from this list: send the line "unsubscribe netdev" 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/bridge/br_netfilter.c b/net/bridge/br_netfilter.c index d6ec372..08757dc 100644 --- a/net/bridge/br_netfilter.c +++ b/net/bridge/br_netfilter.c @@ -114,12 +114,18 @@ static struct neighbour *fake_neigh_lookup(const struct dst_entry *dst, const vo return NULL; } +static unsigned int fake_mtu(const struct dst_entry *dst) +{ + return dst->dev->mtu; +} + static struct dst_ops fake_dst_ops = { .family = AF_INET, .protocol = cpu_to_be16(ETH_P_IP), .update_pmtu = fake_update_pmtu, .cow_metrics = fake_cow_metrics, .neigh_lookup = fake_neigh_lookup, + .mtu = fake_mtu, }; /*
Commit 618f9bc74a039da76 (net: Move mtu handling down to the protocol depended handlers) forgot the bridge netfilter case, adding a NULL dereference in ip_fragment(). Reported-by: Chris Boot <bootc@bootc.net> CC: Steffen Klassert <steffen.klassert@secunet.com> Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com> --- net/bridge/br_netfilter.c | 6 ++++++ 1 file changed, 6 insertions(+) -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html