Re: [PATCH] nfc: pn533: Fix null-ptr-deref in pn533_recv

Re: [PATCH] nfc: pn533: Fix null-ptr-deref in pn533_recv_frame()

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To: Yuxuan Hu <yuxuanhu@xxxxxxxxxxx>, netdev@xxxxxxxxxxxxxxx, kernel-janitors@xxxxxxxxxxxxxxx, Francesco Dolcini <francesco.dolcini@xxxxxxxxxxx>, "David S. Miller" <davem@xxxxxxxxxxxxx>, Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>, Jiri Slaby <jirislaby@xxxxxxxxxx>, Johan Hovold <johan@xxxxxxxxxx>, Jonathan Cameron <Jonathan.Cameron@xxxxxxxxxx>, Krzysztof Kozlowski <krzk@xxxxxxxxxx>, Uwe Kleine-König <u.kleine-koenig@xxxxxxxxxxxxxx>

Subject: Re: [PATCH] nfc: pn533: Fix null-ptr-deref in pn533_recv_frame()

From: Markus Elfring <Markus.Elfring@xxxxxx>

Date: Wed, 24 Apr 2024 08:06:47 +0200

Cc: LKML <linux-kernel@xxxxxxxxxxxxxxx>, Jia-Ju Bai <baijiaju1990@xxxxxxxxx>, Si-Jie Bai <sy2239101@xxxxxxxxxxx>, Yuxuan Hu <20373622@xxxxxxxxxxx>

In-reply-to: <20240422080408.1639247-1-20373622@buaa.edu.cn>

References: <20240422080408.1639247-1-20373622@buaa.edu.cn>

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User-agent: Mozilla Thunderbird

> Our fuzzing tool found a null-ptr-deref in function pn533_recv_frame
> (/drivers/nfc/pn533/pn533.c) in kernel 6.8.
…

Can it be nicer to use the term “null pointer dereference” for the commit message here?

Regards,
Markus