From: David Miller <davem@davemloft.net>
To: firogm@gmail.com
Cc: alan@linux.intel.com, t.sailer@alumni.ethz.ch, wharms@bfs.de,
andreyknvl@google.com, linux-hams@vger.kernel.org,
gregkh@linuxfoundation.org, netdev@vger.kernel.org,
thomas@osterried.de, javier@osg.samsung.com, dhowells@redhat.com,
geliangtang@gmail.com, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v3] hdlcdrv: Fix divide by zero in hdlcdrv_ioctl
Date: Sat, 27 May 2017 18:45:58 -0400 (EDT) [thread overview]
Message-ID: <20170527.184558.961743025477428078.davem@davemloft.net> (raw)
In-Reply-To: <20170526143738.26749-1-firogm@gmail.com>
From: Firo Yang <firogm@gmail.com>
Date: Fri, 26 May 2017 22:37:38 +0800
> syszkaller fuzzer triggered a divide by zero, when set calibration
> through ioctl().
>
> To fix it, test 'bitrate' if it is negative or 0, just return -EINVAL.
>
> Reported-by: Andrey Konovalov <andreyknvl@google.com>
> Signed-off-by: Firo Yang <firogm@gmail.com>
Applied, thank you.
prev parent reply other threads:[~2017-05-27 22:45 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-05-16 15:05 drivers/net/hamradio: divide error in hdlcdrv_ioctl Andrey Konovalov
2017-05-16 15:05 ` Andrey Konovalov
2017-05-17 20:07 ` Alan Cox
2017-05-19 0:29 ` Andrey Konovalov
2017-05-19 13:21 ` [PATCH v2] hdlcdrv: fix divide error bug if bitrate is 0 Firo Yang
2017-05-19 21:41 ` David Miller
2017-05-26 14:37 ` [PATCH v3] hdlcdrv: Fix divide by zero in hdlcdrv_ioctl Firo Yang
2017-05-27 22:45 ` David Miller [this message]
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