netdev - Re: [PATCH net-next 1/1] tipc: fix compatibility bug

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Message-Id: <20150721.162418.254612120770236450.davem@davemloft.net>
Date:	Tue, 21 Jul 2015 16:24:18 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	jon.maloy@...csson.com
Cc:	netdev@...r.kernel.org, paul.gortmaker@...driver.com,
	erik.hugne@...csson.com, ying.xue@...driver.com, maloy@...jonn.com,
	tipc-discussion@...ts.sourceforge.net
Subject: Re: [PATCH net-next 1/1] tipc: fix compatibility bug

From: Jon Maloy <jon.maloy@...csson.com>
Date: Tue, 21 Jul 2015 06:42:28 -0400

> In commit d999297c3dbbe7fdd832f7fa4ec84301e170b3e6
> ("tipc: reduce locking scope during packet reception") we introduced
> a new function tipc_link_proto_rcv(). This function contains a bug,
> so that it sometimes by error sends out a non-zero link priority value
> in created protocol messages.
> 
> The bug may lead to an extra link reset at initial link establising
> with older nodes. This will never happen more than once, whereafter
> the link will work as intended.
> 
> We fix this bug in this commit.
> 
> Signed-off-by: Jon Maloy <jon.maloy@...csson.com>

Applied.
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