From: Xin Long <lucien.xin@xxxxxxxxx>
Date: Thu, 14 Jan 2016 13:49:34 +0800
> Now, when we sendmsg, we translate the ep to laddr by selecting the
> first element of the list, and then do a lookup for a transport.
>
> But sctp_hash_cmp() will compare it against asoc addr_list, which may
> be a subset of ep addr_list, meaning that this chosen laddr may not be
> there, and thus making it impossible to find the transport.
>
> So we fix it by using ep + paddr to lookup transports in hashtable. In
> sctp_hash_cmp, if .ep is set, we will check if this ep == asoc->ep,
> or we will do the laddr check.
>
> Fixes: d6c0256a60e6 ("sctp: add the rhashtable apis for sctp global transport hashtable")
> Signed-off-by: Xin Long <lucien.xin@xxxxxxxxx>
> Acked-by: Marcelo Ricardo Leitner <marcelo.leitner@xxxxxxxxx>
> Reported-by: Vlad Yasevich <vyasevich@xxxxxxxxx>
Applied, thanks.
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