From: Paolo Bonzini <pbonzini@redhat.com>
To: "Richard W.M. Jones" <rjones@redhat.com>
Cc: linux-kernel@vger.kernel.org, linux-scsi@vger.kernel.org
Subject: Re: [PATCH] [SCSI] virtio-scsi: Initialize scatterlist structure.
Date: Mon, 01 Oct 2012 15:21:03 +0200 [thread overview]
Message-ID: <506998BF.8000909@redhat.com> (raw)
In-Reply-To: <20121001131859.GC24071@rhmail.home.annexia.org>
Il 01/10/2012 15:18, Richard W.M. Jones ha scritto:
> On Mon, Oct 01, 2012 at 03:13:01PM +0200, Paolo Bonzini wrote:
>> Il 20/08/2012 16:05, Paolo Bonzini ha scritto:
>>> Il 20/08/2012 16:04, Richard W.M. Jones ha scritto:
>>>> From: "Richard W.M. Jones" <rjones@redhat.com>
>>>>
>>>> The sg struct is used without being initialized.
>>>>
>>>> https://bugzilla.redhat.com/show_bug.cgi?id=847548
>>>>
>>>> Signed-off-by: Richard W.M. Jones <rjones@redhat.com>
>>>> ---
>>>> drivers/scsi/virtio_scsi.c | 2 +-
>>>> 1 file changed, 1 insertion(+), 1 deletion(-)
>>>>
>>>> diff --git a/drivers/scsi/virtio_scsi.c b/drivers/scsi/virtio_scsi.c
>>>> index c7030fb..8a66f83 100644
>>>> --- a/drivers/scsi/virtio_scsi.c
>>>> +++ b/drivers/scsi/virtio_scsi.c
>>>> @@ -219,7 +219,7 @@ static int virtscsi_kick_event(struct virtio_scsi *vscsi,
>>>> struct scatterlist sg;
>>>> unsigned long flags;
>>>>
>>>> - sg_set_buf(&sg, &event_node->event, sizeof(struct virtio_scsi_event));
>>>> + sg_init_one(&sg, &event_node->event, sizeof(struct virtio_scsi_event));
>>>>
>>>> spin_lock_irqsave(&vscsi->event_vq.vq_lock, flags);
>>>>
>>>>
>>>
>>> Acked-by: Paolo Bonzini <pbonzini@redhat.com>
>>
>> Ping, is this patch going into 3.7?
>
> I was a bit surprised to see this wasn't upstream since it's vital for
> using virtio-scsi reliably (as well as being a one line fix for a
> blatant bug).
Indeed I enclosed it in a submission named "[PATCH for 3.6] urgent
virtio-scsi fixes"
(http://permalink.gmane.org/gmane.linux.kernel/1350337)...
Paolo
prev parent reply other threads:[~2012-10-01 13:21 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-08-20 14:04 [PATCH] [SCSI] virtio-scsi: Initialize scatterlist structure Richard W.M. Jones
2012-08-20 14:05 ` Paolo Bonzini
2012-10-01 13:13 ` Paolo Bonzini
2012-10-01 13:18 ` Richard W.M. Jones
2012-10-01 13:21 ` Paolo Bonzini [this message]
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