From: Tommi Rantala <[email protected]>
Date: Mon, 5 Feb 2018 21:48:14 +0200
> Fix dst reference count leak in sctp_v4_get_dst() introduced in commit
> 410f03831 ("sctp: add routing output fallback"):
>
> When walking the address_list, successive ip_route_output_key() calls
> may return the same rt->dst with the reference incremented on each call.
>
> The code would not decrement the dst refcount when the dst pointer was
> identical from the previous iteration, causing the dst refcnt leak.
...
> Fixes: 410f03831 ("sctp: add routing output fallback")
> Fixes: 0ca50d12f ("sctp: fix src address selection if using secondary
> addresses")
> Signed-off-by: Tommi Rantala <[email protected]>
Applied and queued up for -stable, thanks.