linux-kernel - Re: [PATCH] staging: lustre: o2iblnd: fix race at kiblnd_connect

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Message-ID: <20180314115546.GA14792@kroah.com>
Date:   Wed, 14 Mar 2018 12:55:46 +0100
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     Doug Oucharek <doug@...entcomputing.com>
Cc:     devel@...verdev.osuosl.org, Oleg Drokin <oleg.drokin@...el.com>,
        Andreas Dilger <andreas.dilger@...el.com>,
        James Simmons <jsimmons@...radead.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Lustre Development List <lustre-devel@...ts.lustre.org>,
        Alexander Boyko <alexander.boyko@...gate.com>,
        Doug Oucharek <dougso@...com>
Subject: Re: [PATCH] staging: lustre: o2iblnd: fix race at kiblnd_connect_peer

On Fri, Mar 09, 2018 at 02:49:18AM -0500, Doug Oucharek wrote:
> From: Alexander Boyko <alexander.boyko@...gate.com>
> 
> cmid will be destroyed at OFED if kiblnd_cm_callback return error.
> if error happen before the end of kiblnd_connect_peer, it will touch
> destroyed cmid and fail as
> (o2iblnd_cb.c:1315:kiblnd_connect_peer())
>             ASSERTION( cmid->device != ((void *)0) ) failed:
> 
> Signed-off-by: Alexander Boyko <alexander.boyko@...gate.com>
> Intel-bug-id: https://jira.hpdd.intel.com/browse/LU-10015
> Reviewed-by: Alexey Lyashkov <c17817@...y.com>
> Reviewed-by: Doug Oucharek <dougso@...com>
> Reviewed-by: John L. Hammond <john.hammond@...el.com>
> Signed-off-by: Doug Oucharek <dougso@...com>

Your email address here does not match the From: line :(

Please fix up and resend...

thanks,

greg k-h