Re: [RFC PATCH 2/2] sctp: check src addr when processing SACK to update transport state

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From: Nicolas Dichtel <nicolas.dichtel@xxxxxxxxx>
Date: Wed,  3 Oct 2012 17:43:22 +0200

> Suppose we have an SCTP connection with two paths. After connection is
> established, path1 is not available, thus this path is marked as inactive. Then
> traffic goes through path2, but for some reasons packets are delayed (after
> rto.max). Because packets are delayed, the retransmit mechanism will switch
> again to path1. At this time, we receive a delayed SACK from path2. When we
> update the state of the path in sctp_check_transmitted(), we do not take into
> account the source address of the SACK, hence we update the wrong path.
> 
> Signed-off-by: Nicolas Dichtel <nicolas.dichtel@xxxxxxxxx>

Applied.
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