linux-kernel - Re: [PATCH 3/3] firmware/dmi

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Date:	Tue, 09 Jul 2013 08:58:15 -0700
From:	Joe Perches <joe@...ches.com>
To:	Jean Delvare <jdelvare@...e.de>
Cc:	linux-kernel@...r.kernel.org, Ben Hutchings <ben@...adent.org.uk>,
	Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: [PATCH 3/3] firmware/dmi_scan: Constify strings

On Tue, 2013-07-09 at 17:43 +0200, Jean Delvare wrote:
> Add const to all DMI string pointers where this is possible. This
> fixes a checkpatch warning.

That's a nice little improvement.

> +++ linux-3.10-rc0/drivers/firmware/dmi_scan.c	2013-05-04 11:20:52.808187924 +0200
[]
> @@ -252,7 +252,7 @@ static void __init dmi_save_oem_strings_
>  	struct dmi_device *dev;
>  
>  	for (i = 1; i <= count; i++) {
> -		char *devname = dmi_string(dm, i);
> +		const char *devname = dmi_string(dm, i);
>  
>  		if (devname == dmi_empty_string)

btw: that last test sure looks like it would be
     better written as
		if (strcmp(devname, dmi_empty_string) == 0)


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