netdev - Re: [PATCH net] sctp: do not pr_err for the duplicated node in transport rhlist

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Message-Id: <20180212.114707.466856684304915903.davem@davemloft.net>
Date:   Mon, 12 Feb 2018 11:47:07 -0500 (EST)
From:   David Miller <davem@...emloft.net>
To:     lucien.xin@...il.com
Cc:     netdev@...r.kernel.org, linux-sctp@...r.kernel.org,
        marcelo.leitner@...il.com, nhorman@...driver.com
Subject: Re: [PATCH net] sctp: do not pr_err for the duplicated node in
 transport rhlist

From: Xin Long <lucien.xin@...il.com>
Date: Mon, 12 Feb 2018 18:29:06 +0800

> The pr_err in sctp_hash_transport was supposed to report a sctp bug
> for using rhashtable/rhlist.
> 
> The err '-EEXIST' introduced in Commit cd2b70875058 ("sctp: check
> duplicate node before inserting a new transport") doesn't belong
> to that case.
> 
> So just return -EEXIST back without pr_err any kmsg.
> 
> Fixes: cd2b70875058 ("sctp: check duplicate node before inserting a new transport")
> Reported-by: Wei Chen <weichen@...hat.com>
> Signed-off-by: Xin Long <lucien.xin@...il.com>

Applied and queued up for -stable.