netdev - Re: [PATCH net] rxrpc: Fix user call ID check in rxrpc_service_prealloc

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Message-Id: <20180801.115211.922499763840107773.davem@davemloft.net>
Date:   Wed, 01 Aug 2018 11:52:11 -0700 (PDT)
From:   David Miller <davem@...emloft.net>
To:     dhowells@...hat.com
Cc:     netdev@...r.kernel.org, linux-afs@...ts.infradead.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH net] rxrpc: Fix user call ID check in
 rxrpc_service_prealloc_one

From: David Howells <dhowells@...hat.com>
Date: Wed, 01 Aug 2018 13:27:23 +0100

> From: YueHaibing <yuehaibing@...wei.com>
> 
> There just check the user call ID isn't already in use, hence should
> compare user_call_ID with xcall->user_call_ID, which is current
> node's user_call_ID.
> 
> Fixes: 540b1c48c37a ("rxrpc: Fix deadlock between call creation and sendmsg/recvmsg")
> Suggested-by: David Howells <dhowells@...hat.com>
> Signed-off-by: YueHaibing <yuehaibing@...wei.com>
> Signed-off-by: David Howells <dhowells@...hat.com>

Applied and queued up for -stable.