From: Steffen Klassert <steffen.klass...@secunet.com>
Date: Mon, 9 Oct 2017 08:39:43 +0200
> A recent patch removed the dst_free() on the allocated
> dst_entry in ipv6_blackhole_route(). The dst_free() marked
> the dst_entry as dead and added it to the gc list. I.e. it
> was setup for a one time usage. As a result we may now have
> a blackhole route cached at a socket on some IPsec scenarios.
> This makes the connection unusable.
>
> Fix this by marking the dst_entry directly at allocation time
> as 'dead', so it is used only once.
>
> Fixes: 587fea741134 ("ipv6: mark DST_NOGC and remove the operation of
> dst_free()")
> Reported-by: Tobias Brunner <tob...@strongswan.org>
> Signed-off-by: Steffen Klassert <steffen.klass...@secunet.com>
Applied and queued up for -stable, thanks.
