linux-kernel - Re: [PATCH] staging: fbtft: fix potential memory leak in fbtft_framebuffer

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Message-ID: <407addf1-4cda-485a-83a6-5eb2f6d5f7a9@suswa.mountain>
Date: Thu, 26 Jun 2025 21:02:33 +0300
From: Dan Carpenter <dan.carpenter@...aro.org>
To: Abdun Nihaal <abdun.nihaal@...il.com>
Cc: andy@...nel.org, gregkh@...uxfoundation.org, lorenzo.stoakes@...cle.com,
	tzimmermann@...e.de, riyandhiman14@...il.com, willy@...radead.org,
	notro@...nnes.org, thomas.petazzoni@...e-electrons.com,
	dri-devel@...ts.freedesktop.org, linux-fbdev@...r.kernel.org,
	linux-staging@...ts.linux.dev, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] staging: fbtft: fix potential memory leak in
 fbtft_framebuffer_alloc()

On Thu, Jun 26, 2025 at 10:54:10PM +0530, Abdun Nihaal wrote:
> In the error paths after fb_info structure is successfully allocated,
> the memory allocated in fb_deferred_io_init() for info->pagerefs is not
> freed. Fix that by adding the cleanup function on the error path.
> 
> Fixes: c296d5f9957c ("staging: fbtft: core support")
> Signed-off-by: Abdun Nihaal <abdun.nihaal@...il.com>
> ---

Reviewed-by: Dan Carpenter <dan.carpenter@...aro.org>

regards,
dan carpenter