linux-kernel - Re: [PATCH] nbd: Abort request on data reception failure

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Message-ID: <44BBAC0B.4020602@steeleye.com>
Date:	Mon, 17 Jul 2006 11:26:03 -0400
From:	Paul Clements <paul.clements@...eleye.com>
To:	Michal Feix <michal.feix@...ma.seznam.cz>
CC:	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] nbd: Abort request on data reception failure

Michal Feix wrote:
> When reading from nbd device, we need to receive all the data after
> receiving reply packet from the server - otherwise such request will
> never be ended.
> 
> If socket is closed right after accepting reply control packet and in
> the middle of waiting for read data, nbd_read_stat() returns NULL and
> nbd_end_request() is not called.

That's right. We can't return NULL after pulling the request off the queue.

Thanks,
Paul

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