linux-kernel - Re: [PATCH] drm/arcpgu: Delete an unnecessary check before drm_fbdev_cma_hotplug

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Date:	Tue, 19 Jul 2016 18:04:58 +0000
From:	Alexey Brodkin <Alexey.Brodkin@...opsys.com>
To:	"elfring@...rs.sourceforge.net" <elfring@...rs.sourceforge.net>
CC:	"dri-devel@...ts.freedesktop.org" <dri-devel@...ts.freedesktop.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"julia.lawall@...6.fr" <julia.lawall@...6.fr>,
	"kernel-janitors@...r.kernel.org" <kernel-janitors@...r.kernel.org>,
	"airlied@...ux.ie" <airlied@...ux.ie>
Subject: Re: [PATCH] drm/arcpgu: Delete an unnecessary check before
 drm_fbdev_cma_hotplug_event()

Hi Markus,

On Fri, 2016-07-15 at 22:00 +0200, SF Markus Elfring wrote:
> From: Markus Elfring <elfring@...rs.sourceforge.net>
> Date: Fri, 15 Jul 2016 21:52:40 +0200
> 
> The drm_fbdev_cma_hotplug_event() function tests whether its argument
> is NULL and then returns immediately.
> Thus the test around the call is not needed.
> 
> This issue was detected by using the Coccinelle software.
> 
> Signed-off-by: Markus Elfring <elfring@...rs.sourceforge.net>

Good catch!

Acked-by: Alexey Brodkin <abrodkin@...opsys.com>