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From: Chaitanya Kulkarni <Chaitanya.Kulkarni@wdc.com>
To: Keith Busch <kbusch@kernel.org>
Cc: "MRuijter@onestopsystems.com" <MRuijter@onestopsystems.com>,
	"hch@lst.de" <hch@lst.de>,
	"linux-nvme@lists.infradead.org" <linux-nvme@lists.infradead.org>,
	"sagi@grimberg.me" <sagi@grimberg.me>
Subject: Re: [PATCH] nvmet: introduce use_vfs ns-attr
Date: Fri, 25 Oct 2019 03:29:05 +0000
Message-ID: <BYAPR04MB5749682207F2A9D9572B46F886650@BYAPR04MB5749.namprd04.prod.outlook.com> (raw)
In-Reply-To: <20191024020003.GA2148@redsun51.ssa.fujisawa.hgst.com>

On 10/23/2019 07:00 PM, Keith Busch wrote:
> On Wed, Oct 23, 2019 at 01:17:15PM -0700, Chaitanya Kulkarni wrote:
>> >@@ -45,17 +46,27 @@ int nvmet_file_ns_enable(struct nvmet_ns *ns)
>> >
>> >  	ret = vfs_getattr(&ns->file->f_path,
>> >  			&stat, STATX_SIZE, AT_STATX_FORCE_SYNC);
>> >-	if (ret)
>> >-		goto err;
>> >-
>> >-	ns->size = stat.size;
>> >-	/*
>> >-	 * i_blkbits can be greater than the universally accepted upper bound,
>> >-	 * so make sure we export a sane namespace lba_shift.
>> >-	 */
>> >-	ns->blksize_shift = min_t(u8,
>> >-			file_inode(ns->file)->i_blkbits, 12);
>> >+	if (ret) {
>> >+		pr_err("failed to stat device file %s\n",
>> >+			ns->device_path);
>
> Why remove the 'goto err' from this condition? The code that proceeds
> may be using an uninitialized 'stat' without it.
>
>
Yes, will fix it in next version. Still waiting for some comments
and see if this makes sense.


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Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-10-23 20:17 Chaitanya Kulkarni
2019-10-24  2:00 ` Keith Busch
2019-10-24 11:30   ` Mark Ruijter
2019-10-25  4:05     ` Keith Busch
2019-10-25  4:26       ` Keith Busch
2019-10-25  8:44         ` Mark Ruijter
2019-10-26  1:06           ` Keith Busch
2019-10-27 15:03           ` hch
2019-10-27 16:06             ` Mark Ruijter
2019-10-28  0:55             ` Keith Busch
2019-10-28  7:26               ` Chaitanya Kulkarni
2019-10-28  7:32               ` Chaitanya Kulkarni
2019-10-28  7:35                 ` hch
2019-10-28  7:38                   ` Chaitanya Kulkarni
2019-10-28  7:43                     ` hch
2019-10-28  8:04                       ` Chaitanya Kulkarni
2019-10-28  8:01                 ` Keith Busch
2019-10-28  8:41                   ` Mark Ruijter
2019-10-25  3:29   ` Chaitanya Kulkarni [this message]

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