linux-kernel - Re: [PATCH] vboxsf: move from strlcpy with unused retval to strscpy

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Message-ID: <db332252-9077-cdf6-27f8-53bb0007f6ea@redhat.com>
Date:   Fri, 19 Aug 2022 11:01:58 +0200
From:   Hans de Goede <hdegoede@...hat.com>
To:     Wolfram Sang <wsa+renesas@...g-engineering.com>,
        linux-kernel@...r.kernel.org
Cc:     linux-fsdevel@...r.kernel.org
Subject: Re: [PATCH] vboxsf: move from strlcpy with unused retval to strscpy

Hi,

On 8/18/22 23:01, Wolfram Sang wrote:
> Follow the advice of the below link and prefer 'strscpy' in this
> subsystem. Conversion is 1:1 because the return value is not used.
> Generated by a coccinelle script.
> 
> Link: https://lore.kernel.org/r/CAHk-=wgfRnXz0W3D37d01q3JFkr_i_uTL=V6A6G1oUZcprmknw@mail.gmail.com/
> Signed-off-by: Wolfram Sang <wsa+renesas@...g-engineering.com>

Thanks, patch looks good to me:

Reviewed-by: Hans de Goede <hdegoede@...hat.com>

Regards,

Hans


> ---
>  fs/vboxsf/super.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/fs/vboxsf/super.c b/fs/vboxsf/super.c
> index d2f6df69f611..1fb8f4df60cb 100644
> --- a/fs/vboxsf/super.c
> +++ b/fs/vboxsf/super.c
> @@ -176,7 +176,7 @@ static int vboxsf_fill_super(struct super_block *sb, struct fs_context *fc)
>  	}
>  	folder_name->size = size;
>  	folder_name->length = size - 1;
> -	strlcpy(folder_name->string.utf8, fc->source, size);
> +	strscpy(folder_name->string.utf8, fc->source, size);
>  	err = vboxsf_map_folder(folder_name, &sbi->root);
>  	kfree(folder_name);
>  	if (err) {