On 7/27/17 10:25 AM, Hangbin Liu wrote:
> After commit 18c3a61c4264 ("net: ipv6: RTM_GETROUTE: return matched fib
> result when requested"). When we get a prohibit ertry, we will return
> -EACCES directly instead of dump route info.
>
> Fix it by remove the rt->dst.error check.
>
> Before fix:
> \# ip -6 route add prohibit 2003::/64 dev eth1
> \# ip -6 route get fibmatch 2003::1
> RTNETLINK answers: Permission denied
> \# ip -6 route add unreachable 2004::/64 dev eth1
> \# ip -6 route get fibmatch 2004::1
> RTNETLINK answers: No route to host
>
> After fix:
> \# ip -6 route add prohibit 2003::/64 dev eth1
> \# ip -6 route get fibmatch 2003::1
> prohibit 2003::/64 dev lo metric 1024 error -13 pref medium
> \# ip -6 route add unreachable 2004::/64 dev eth1
> \# ip -6 route get fibmatch 2004::1
> unreachable 2004::/64 dev lo metric 1024 error -113 pref medium
>
> Fixes: 18c3a61c4264 ("net: ipv6: RTM_GETROUTE: return matched fib...")
> Signed-off-by: Hangbin Liu <liuhang...@gmail.com>
> ---
> net/ipv6/route.c | 6 ------
> 1 file changed, 6 deletions(-)
>
Acked-by: David Ahern <dsah...@gmail.com>
