From: James Bottomley <James.Bottomley@HansenPartnership.com>
To: Dan Carpenter <dan.carpenter@oracle.com>
Cc: "Matthew Dharm" <mdharm-usb@one-eyed-alien.net>,
"Hannes Reinecke" <hare@suse.de>,
"Greg Kroah-Hartman" <gregkh@linuxfoundation.org>,
linux-usb@vger.kernel.org, usb-storage@lists.one-eyed-alien.net,
linux-scsi@vger.kernel.org, kernel-janitors@vger.kernel.org,
"Jörn Engel" <joern@purestorage.com>
Subject: Re: [patch] usb: storage: debug: uninitialized var in usb_stor_show_sense()
Date: Sat, 29 Nov 2014 08:07:55 -0800 [thread overview]
Message-ID: <1417277275.2202.35.camel@HansenPartnership.com> (raw)
In-Reply-To: <20141129124801.GA27251@mwanda>
On Sat, 2014-11-29 at 15:48 +0300, Dan Carpenter wrote:
> The "fmt" variable might be used uninitialized, it should be set to NULL
> at the start.
>
> Fixes: d811b848ebb7 ('scsi: use sdev as argument for sense code printing')
> Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Hm, that' falls into the category of an interface that's hard to get
right if every caller has to remember to set fmt to NULL.
Could you instead set *fmt to NULL in scsi_extd_sense_format()? That
way the interface is much easier.
Thanks,
James
next prev parent reply other threads:[~2014-11-29 16:07 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-11-29 12:48 [patch] usb: storage: debug: uninitialized var in usb_stor_show_sense() Dan Carpenter
2014-11-29 16:07 ` James Bottomley [this message]
2014-12-01 10:42 ` Dan Carpenter
2014-12-02 11:07 ` [patch v2] scsi: set fmt to NULL scsi_extd_sense_format() by default Dan Carpenter
2014-12-02 14:50 ` James Bottomley
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