linux-kernel - Re: [PATCH] net: usb: asix: fill null-ptr-deref in asix

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Message-Id: <20171104.224239.229769899811546000.davem@davemloft.net>
Date:   Sat, 04 Nov 2017 22:42:39 +0900 (KST)
From:   David Miller <davem@...emloft.net>
To:     andreyknvl@...gle.com
Cc:     Dean_Jenkins@...tor.com, allan@...x.com.tw, peter.chen@....com,
        tremyfr@...il.com, gerg@...ux-m68k.org, colin.king@...onical.com,
        linux-usb@...r.kernel.org, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org, dvyukov@...gle.com, kcc@...gle.com
Subject: Re: [PATCH] net: usb: asix: fill null-ptr-deref in asix_suspend

From: Andrey Konovalov <andreyknvl@...gle.com>
Date: Thu,  2 Nov 2017 21:26:59 +0100

> When asix_suspend() is called dev->driver_priv might not have been
> assigned a value, so we need to check that it's not NULL.
> 
> Found by syzkaller.
 ...
> Signed-off-by: Andrey Konovalov <andreyknvl@...gle.com>

Applied, thank you.