> -Original Message-
> From: Harshal Chaudhari
> Sent: Sunday 1 November 2020 17:10
> To: gre...@linuxfoundation.org; Dragan Cvetic
> Cc: Derek Kiernan ; a...@arndb.de; Michal Simek
> ; linux-arm-
> ker...@lists.infradead.org; linux-kernel@vger.kernel.org
> Subject: [PATCH] misc:
On Sun, Nov 1, 2020 at 6:09 PM Harshal Chaudhari
wrote:
>
> if (_IOC_TYPE(cmd) != PP_IOCTL)
> return -ENOTTY;
>
> Invalid ioctl command check normally performs by “default” case.
>
> if (_IOC_DIR(cmd) != _IOC_NONE) {
>argp = (void __user *)arg;
>if (!argp)
>
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