linux-kernel - Re: [PATCH 11/13] ALSA: Deletion of checks before the function call "iounmap"

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Message-ID: <20150105135821.GD15033@mwanda>
Date:	Mon, 5 Jan 2015 16:58:21 +0300
From:	Dan Carpenter <dan.carpenter@...cle.com>
To:	SF Markus Elfring <elfring@...rs.sourceforge.net>
Cc:	Jaroslav Kysela <perex@...ex.cz>,
	Johannes Berg <johannes@...solutions.net>,
	Clemens Ladisch <clemens@...isch.de>,
	Russell King <linux@....linux.org.uk>,
	Takashi Iwai <tiwai@...e.de>,
	Thibaut Varene <T-Bone@...isc-linux.org>,
	alsa-devel@...a-project.org, linuxppc-dev@...ts.ozlabs.org,
	linux-parisc@...r.kernel.org, LKML <linux-kernel@...r.kernel.org>,
	kernel-janitors@...r.kernel.org,
	Julia Lawall <julia.lawall@...6.fr>
Subject: Re: [PATCH 11/13] ALSA: Deletion of checks before the function call
 "iounmap"

On Sun, Jan 04, 2015 at 02:36:01PM +0100, SF Markus Elfring wrote:
>  	/* unmap PCI memory space, mapped during device init. */
> -	for (idx = 0; idx < HPI_MAX_ADAPTER_MEM_SPACES; idx++) {
> -		if (pci.ap_mem_base[idx])
> -			iounmap(pci.ap_mem_base[idx]);
> -	}
> +	for (idx = 0; idx < HPI_MAX_ADAPTER_MEM_SPACES; ++idx)
> +		iounmap(pci.ap_mem_base[idx]);
>  

Don't do the gratuitous idx++ to ++idx changes.  You do it a couple
other places as well.  It belongs in a separate patch if you really feel
it is worth doing.  (It is not a clean up and it is not worth doing).

regards,
dan carpenter

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