netdev - Re: [PATCH net 1/1] tipc: linearize arriving NAME_DISTR and LINK

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Date:	Sun, 01 Nov 2015 12:04:45 -0500 (EST)
From:	David Miller <davem@...emloft.net>
To:	jon.maloy@...csson.com
Cc:	netdev@...r.kernel.org, paul.gortmaker@...driver.com,
	parthasarathy.xx.bhuvaragan@...csson.com,
	richard.alpe@...csson.com, ying.xue@...driver.com,
	maloy@...jonn.com, tipc-discussion@...ts.sourceforge.net
Subject: Re: [PATCH net 1/1] tipc: linearize arriving NAME_DISTR and
 LINK_PROTO buffers

From: Jon Maloy <jon.maloy@...csson.com>
Date: Wed, 28 Oct 2015 13:09:53 -0400

> Testing of the new UDP bearer has revealed that reception of
> NAME_DISTRIBUTOR, LINK_PROTOCOL/RESET and LINK_PROTOCOL/ACTIVATE
> message buffers is not prepared for the case that those may be
> non-linear.
> 
> We now linearize all such buffers before they are delivered up to the
> generic reception layer.
> 
> In order for the commit to apply cleanly to 'net' and 'stable', we do
> the change in the function tipc_udp_recv() for now. Later, we will post
> a commit to 'net-next' moving the linearization to generic code, in
> tipc_named_rcv() and tipc_link_proto_rcv().
> 
> Fixes: commit d0f91938bede ("tipc: add ip/udp media type")
> Signed-off-by: Jon Maloy <jon.maloy@...csson.com>

Applied and queued up for -stable, thanks.
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