linux-kernel - Re: [PATCH next] drm/bridge: ite-it6263: Prevent error pointer dereference in probe()

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Message-ID: <f931ce90-eba6-44fe-9296-674547cf4cf4@nxp.com>
Date: Wed, 13 Nov 2024 09:59:39 +0800
From: Liu Ying <victor.liu@....com>
To: Dan Carpenter <dan.carpenter@...aro.org>
Cc: Andrzej Hajda <andrzej.hajda@...el.com>,
 Neil Armstrong <neil.armstrong@...aro.org>, Robert Foss <rfoss@...nel.org>,
 Laurent Pinchart <Laurent.pinchart@...asonboard.com>,
 Jonas Karlman <jonas@...boo.se>, Jernej Skrabec <jernej.skrabec@...il.com>,
 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>,
 Dmitry Baryshkov <dmitry.baryshkov@...aro.org>,
 Biju Das <biju.das.jz@...renesas.com>, dri-devel@...ts.freedesktop.org,
 linux-kernel@...r.kernel.org, kernel-janitors@...r.kernel.org
Subject: Re: [PATCH next] drm/bridge: ite-it6263: Prevent error pointer
 dereference in probe()

On 11/12/2024, Dan Carpenter wrote:
> If devm_i2c_new_dummy_device() fails then we were supposed to return an
> error code, but instead the function continues and will crash on the next
> line.  Add the missing return statement.
> 
> Fixes: 049723628716 ("drm/bridge: Add ITE IT6263 LVDS to HDMI converter")
> Signed-off-by: Dan Carpenter <dan.carpenter@...aro.org>
> ---
>  drivers/gpu/drm/bridge/ite-it6263.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)

Reviewed-by: Liu Ying <victor.liu@....com>