linux-kernel - Re: [PATCH -next] leds: trigger: netdev: NULL check before dev

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-ID: <20230518122047.GK404509@google.com>
Date:   Thu, 18 May 2023 13:20:47 +0100
From:   Lee Jones <lee@...nel.org>
To:     Yang Li <yang.lee@...ux.alibaba.com>
Cc:     pavel@....cz, linux-leds@...r.kernel.org,
        linux-kernel@...r.kernel.org, Abaci Robot <abaci@...ux.alibaba.com>
Subject: Re: [PATCH -next] leds: trigger: netdev: NULL check before dev_{put,
 hold}

On Thu, 11 May 2023, Yang Li wrote:

> The call netdev_{put, hold} of dev_{put, hold} will check NULL,
> so there is no need to check before using dev_{put, hold},
> remove it to silence the warnings:
> 
> ./drivers/leds/trigger/ledtrig-netdev.c:291:3-10: WARNING: NULL check before dev_{put, hold} functions is not needed.
> ./drivers/leds/trigger/ledtrig-netdev.c:401:2-9: WARNING: NULL check before dev_{put, hold} functions is not needed.
> 
> Reported-by: Abaci Robot <abaci@...ux.alibaba.com>
> Link: https://bugzilla.openanolis.cn/show_bug.cgi?id=4929
> Signed-off-by: Yang Li <yang.lee@...ux.alibaba.com>
> ---
>  drivers/leds/trigger/ledtrig-netdev.c | 6 ++----
>  1 file changed, 2 insertions(+), 4 deletions(-)

Don't forget to run checkpatch.pl before submission.

WARNING: Reported-by: should be immediately followed by Closes: with a URL to the report

Fixed and applied, thanks.

-- 
Lee Jones [李琼斯]