From: Xin Long <lucien.xin@xxxxxxxxx>
Date: Wed, 2 May 2018 13:37:44 +0800
> When processing a duplicate cookie-echo chunk, for case 'A' and 'B',
> after sctp_process_init for the new asoc, if auth is enabled for the
> cookie-ack chunk, the active key should also be initialized.
>
> Otherwise, the cookie-ack chunk made later can not be set with auth
> shkey properly, and a crash can even be caused by this, as after
> Commit 1b1e0bc99474 ("sctp: add refcnt support for sh_key"), sctp
> needs to hold the shkey when making control chunks.
>
> Fixes: 1b1e0bc99474 ("sctp: add refcnt support for sh_key")
> Reported-by: Jianwen Ji <jiji@xxxxxxxxxx>
> Signed-off-by: Xin Long <lucien.xin@xxxxxxxxx>
Applied.
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