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Date:   Wed, 17 Apr 2019 22:27:00 +0100
From:   Al Viro <viro@zeniv.linux.org.uk>
To:     Arnd Bergmann <arnd@arndb.de>
Cc:     linux-fsdevel@vger.kernel.org, y2038@lists.linaro.org,
        linux-kernel@vger.kernel.org,
        Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>,
        Mikulas Patocka <mpatocka@redhat.com>,
        "David S. Miller" <davem@davemloft.net>,
        Ville =?iso-8859-1?Q?Syrj=E4l=E4?= <syrjala@sci.fi>,
        dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org
Subject: Re: [PATCH v3 14/26] compat_ioctl: move ATYFB_CLK handling to atyfb
 driver
Message-ID: <20190417212700.GZ2217@ZenIV.linux.org.uk>
References: <20190416202013.4034148-1-arnd@arndb.de>
 <20190416202701.127745-1-arnd@arndb.de>
 <20190416202701.127745-3-arnd@arndb.de>
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On Tue, Apr 16, 2019 at 10:25:35PM +0200, Arnd Bergmann wrote:
> +static int atyfb_compat_ioctl(struct fb_info *info, u_int cmd, u_long arg)
> +{
> +	return atyfb_ioctl(info, cmd, (u_long)compat_ptr(arg));
> +}
> +#endif

Huh?  Why isn't that using compat_ioctl_ptr()?