linux-kernel - Re: [PATCH] drivers:staging: NULL check before some freeing functions is not needed.

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Date:   Wed, 24 Mar 2021 12:10:54 +0300
From:   Dan Carpenter <dan.carpenter@...cle.com>
To:     Zhichao Cai <tomstomsczc@....com>
Cc:     mchehab@...nel.org, sakari.ailus@...ux.intel.com,
        gregkh@...uxfoundation.org, linux-media@...r.kernel.org,
        linux-staging@...ts.linux.dev, linux-kernel@...r.kernel.org,
        Zhichao Cai <caizhichao@...ong.com>
Subject: Re: [PATCH] drivers:staging: NULL check before some freeing
 functions is not needed.

On Wed, Mar 24, 2021 at 04:41:26PM +0800, Zhichao Cai wrote:
> From: Zhichao Cai <caizhichao@...ong.com>
> 
> Fixes coccicheck warning:
> drivers/staging/media/atomisp/pci/isp/kernels/sdis/sdis_1.0/ia_css_sdis.host.c:390:2-8: WARNING: NULL check before some freeing functions is not needed.
> drivers/staging/media/atomisp/pci/sh_css_params.c:1579:2-8: WARNING: NULL check before some freeing functions is not needed.
> drivers/staging/media/atomisp/pci/sh_css_params.c:3010:2-8: WARNING: NULL check before some freeing functions is not needed.
> drivers/staging/media/atomisp/pci/atomisp_cmd.c:4269:2-8: WARNING: NULL check before some freeing functions is not needed.
> drivers/staging/media/atomisp/pci/atomisp_cmd.c:4630:2-7: WARNING: NULL check before some freeing functions is not needed.
> drivers/staging/media/atomisp/pci/runtime/isp_param/src/isp_param.c:159:4-10: WARNING: NULL check before some freeing functions is not needed.
> 

Some of these have been fixed already.  Please work against linux-next.

regards,
dan carpenter