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From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: Shuah Khan <shuah@kernel.org>
Cc: Jonathan Dieter <jdieter@lesbg.com>,
	linux-kernel@vger.kernel.org,
	Krzysztof Opasiak <k.opasiak@samsung.com>,
	Valentina Manea <valentina.manea.m@gmail.com>,
	Peter Senna Tschudin <peter.senna@gmail.com>,
	"open list:USB OVER IP DRIVER" <linux-usb@vger.kernel.org>
Subject: Re: [PATCH v4 1/2] usbip: Fix-format-overflow
Date: Fri, 17 Mar 2017 10:37:48 +0900	[thread overview]
Message-ID: <20170317013748.GC10905@kroah.com> (raw)
In-Reply-To: <0dd8ccff-37c7-c7fd-0e33-84e6f69ff4d7@kernel.org>

On Thu, Mar 16, 2017 at 09:04:54AM -0600, Shuah Khan wrote:
> On 02/27/2017 01:31 AM, Jonathan Dieter wrote:
> > The usbip userspace tools call sprintf()/snprintf() and don't check for
> > the return value which can lead the paths to overflow, truncating the
> > final file in the path.
> > 
> > More urgently, GCC 7 now warns that these aren't checked with
> > -Wformat-overflow, and with -Werror enabled in configure.ac, that makes
> > these tools unbuildable.
> > 
> > This patch fixes these problems by replacing sprintf() with snprintf() in
> > one place and adding checks for the return value of snprintf().
> > 
> > Reviewed-by: Peter Senna Tschudin <peter.senna@gmail.com>
> > Signed-off-by: Jonathan Dieter <jdieter@lesbg.com>
> 
> Greg,
> 
> Please pick this up.
> 
> Acked-by: Shuah Khan <shuahkh@osg.samsung.com>

Thanks, still digging through USB patches...

      reply	other threads:[~2017-03-17  1:40 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <CGME20170220205937epcas3p4e334a658cf4d67f4a7d5a4ae7ce10afc@epcas3p4.samsung.com>
2017-02-20 20:51 ` [PATCH 1/2] Fix format overflows Jonathan Dieter
2017-02-20 20:51   ` [PATCH 2/2] Fix implicit fallthrough warning Jonathan Dieter
2017-02-21  6:12   ` [PATCH 1/2] Fix format overflows Krzysztof Opasiak
2017-02-21  6:48     ` Jonathan Dieter
2017-02-21 17:50       ` Jonathan Dieter
2017-02-21 17:57         ` [PATCH v2 1/2] usbip: Fix-format-overflow Jonathan Dieter
2017-02-21 17:57           ` [PATCH v2 2/2] usbip: Fix implicit fallthrough warning Jonathan Dieter
2017-02-22  5:49           ` [PATCH v2 1/2] usbip: Fix-format-overflow Krzysztof Opasiak
2017-02-22 18:14             ` Jonathan Dieter
2017-02-22 18:17             ` [PATCH v3 " Jonathan Dieter
2017-02-22 18:18               ` [PATCH v3 2/2] usbip: Fix implicit fallthrough warning Jonathan Dieter
2017-02-27  8:31               ` [PATCH v4 1/2] usbip: Fix-format-overflow Jonathan Dieter
2017-02-27  8:31                 ` [PATCH v4 2/2] usbip: Fix implicit fallthrough warning Jonathan Dieter
2017-03-16  7:47                 ` [PATCH v4 1/2] usbip: Fix-format-overflow Jonathan Dieter
2017-03-16 15:04                 ` Shuah Khan
2017-03-17  1:37                   ` Greg Kroah-Hartman [this message]

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