linux-kernel - Re: [PATCH] drm/plane: Fix IS_ERR() vs NULL check in drm_plane_create_hotspot

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Message-ID: <87ms3ypwb5.fsf@ocarina.mail-host-address-is-not-set>
Date: Thu, 04 Dec 2025 07:58:54 +0100
From: Javier Martinez Canillas <javierm@...hat.com>
To: Dan Carpenter <dan.carpenter@...aro.org>, Zack Rusin
 <zack.rusin@...adcom.com>
Cc: Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>, Maxime Ripard
 <mripard@...nel.org>, Thomas Zimmermann <tzimmermann@...e.de>, David
 Airlie <airlied@...il.com>, Simona Vetter <simona@...ll.ch>,
 dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org,
 kernel-janitors@...r.kernel.org
Subject: Re: [PATCH] drm/plane: Fix IS_ERR() vs NULL check in
 drm_plane_create_hotspot_properties()

Dan Carpenter <dan.carpenter@...aro.org> writes:

Hello Dan,

> The drm_property_create_signed_range() function doesn't return error
> pointers it returns NULL on error.  Fix the error checking to match.
>
> Fixes: 8f7179a1027d ("drm/atomic: Add support for mouse hotspots")
> Signed-off-by: Dan Carpenter <dan.carpenter@...aro.org>
> ---

Reviewed-by: Javier Martinez Canillas <javierm@...hat.com>

-- 
Best regards,

Javier Martinez Canillas
Core Platforms
Red Hat