tree decf0b7f4e54ec10724cf742b8b5bbf6319b0fcc
parent 0d3f6d297bfb7af24d0508460fdb3d1ec4903fa3
author Martin KaFai Lau <kafai@fb.com> 1447271467 -0800
committer David S. Miller <davem@davemloft.net> 1447625557 -0500

ipv6: Check expire on DST_NOCACHE route

Since the expires of the DST_NOCACHE rt can be set during
the ip6_rt_update_pmtu(), we also need to consider the expires
value when doing ip6_dst_check().

This patches creates __rt6_check_expired() to only
check the expire value (if one exists) of the current rt.

In rt6_dst_from_check(), it adds __rt6_check_expired() as
one of the condition check.

Signed-off-by: Martin KaFai Lau <kafai@fb.com>
Cc: Hannes Frederic Sowa <hannes@stressinduktion.org>
Signed-off-by: David S. Miller <davem@davemloft.net>