Re: BUG: unable to handle kernel NULL pointer dereference in ipv6_select_ident

Steffen Klassert
2011-12-22T07:58:40Z

On Thu, Dec 22, 2011 at 08:51:17AM +0100, Eric Dumazet wrote:
>
> Prior to 618f9bc74a0, we were calling
>
> static inline u32 dst_mtu(const struct dst_entry *dst)
> {
> u32 mtu = dst_metric_raw(dst, RTAX_MTU);
>
> if (!mtu)
> mtu = dst->ops->mtu(dst);
>
> return mtu;
> }
>
> with dst = fake_rtable
>
> and we did :
>
> dst_init_metrics(&rt->dst, br_dst_default_metrics, true);
>
> so dst_metric_raw(dst, RTAX_MTU) was returning 1500
>
> So bug is new, we dont need to backport this fix.
>

Ok, I see. Thanks for pointing it out!