From: Jason Yan <yanaijie@huawei.com>
To: Bart Van Assche <bvanassche@acm.org>,
<martin.petersen@oracle.com>, <jejb@linux.vnet.ibm.com>
Cc: <linux-scsi@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
<hare@suse.com>, <hch@lst.de>,
<syzbot+d44b35ecfb807e5af0b5@syzkaller.appspotmail.com>
Subject: Re: [PATCH] scsi: fix WARNING in scsi_alloc_sgtables
Date: Wed, 20 Jul 2022 09:47:03 +0800 [thread overview]
Message-ID: <88082ab3-0a2b-9175-eb7d-8472d3ff9430@huawei.com> (raw)
In-Reply-To: <2f0cba61-b98a-9b14-6bb5-700f2b367e3b@acm.org>
On 2022/7/20 2:08, Bart Van Assche wrote:
> On 7/19/22 01:00, Jason Yan wrote:
>> When iovec_count is non-zero and dxfer_len is zero, the sg_io() just
>> genarated a null bio, and finally caused a warning below. To fix it,
>> skip generating a bio for this request if dxfer_len is zero.
>
> Since this patch is a bug fix, I think it needs a Fixes: tag.
>
Thanks Bart. I will dig it out and send v2.
> Thanks,
>
> Bart.
> .
prev parent reply other threads:[~2022-07-20 1:47 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-07-19 8:00 [PATCH] scsi: fix WARNING in scsi_alloc_sgtables Jason Yan
2022-07-19 9:17 ` Christoph Hellwig
2022-07-19 18:08 ` Bart Van Assche
2022-07-20 1:47 ` Jason Yan [this message]
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