linux-kernel - Re: [PATCH v1 1/1] backlight: hx8357: Fix potential NULL pointer dereference

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Message-ID: <20240115172126.GA31203@aspen.lan>
Date: Mon, 15 Jan 2024 17:21:26 +0000
From: Daniel Thompson <daniel.thompson@...aro.org>
To: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Cc: dri-devel@...ts.freedesktop.org, linux-fbdev@...r.kernel.org,
	linux-kernel@...r.kernel.org, Lee Jones <lee@...nel.org>,
	Jingoo Han <jingoohan1@...il.com>, Helge Deller <deller@....de>,
	Dan Carpenter <dan.carpenter@...aro.org>
Subject: Re: [PATCH v1 1/1] backlight: hx8357: Fix potential NULL pointer
 dereference

On Sun, Jan 14, 2024 at 04:39:21PM +0200, Andy Shevchenko wrote:
> The "im" pins are optional. Add missing check in the hx8357_probe().
>
> Reported-by: Dan Carpenter <dan.carpenter@...aro.org>
> Closes: https://lore.kernel.org/r/642e1230-3358-4006-a17f-3f297897ae74@moroto.mountain
> Fixes: 7d84a63a39b7 ("backlight: hx8357: Convert to agnostic GPIO API")
> Signed-off-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>

Reviewed-by: Daniel Thompson <daniel.thompson@...aro.org>


Daniel.