linux-kernel - Re: [PATCH 2/3] staging: dgap: adds missing iounmap for re_map_port in dgap_release

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Message-ID: <20140924093648.GA5811@mwanda>
Date:	Wed, 24 Sep 2014 12:36:48 +0300
From:	Dan Carpenter <dan.carpenter@...cle.com>
To:	Daeseok Youn <daeseok.youn@...il.com>
Cc:	lidza.louina@...il.com, markh@...pro.net,
	devel@...verdev.osuosl.org, gregkh@...uxfoundation.org,
	driverdev-devel@...uxdriverproject.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/3] staging: dgap: adds missing iounmap for re_map_port
 in dgap_release_remap()

On Tue, Sep 23, 2014 at 09:22:08AM +0900, Daeseok Youn wrote:
> Signed-off-by: Daeseok Youn <daeseok.youn@...il.com>
> ---
>  drivers/staging/dgap/dgap.c |    1 +
>  1 files changed, 1 insertions(+), 0 deletions(-)
> 
> diff --git a/drivers/staging/dgap/dgap.c b/drivers/staging/dgap/dgap.c
> index 779d144..637ea8a 100644
> --- a/drivers/staging/dgap/dgap.c
> +++ b/drivers/staging/dgap/dgap.c
> @@ -1026,6 +1026,7 @@ static void dgap_release_remap(struct board_t *brd)
>  	release_mem_region(brd->membase, 0x200000);
>  	release_mem_region(brd->membase + PCI_IO_OFFSET, 0x200000);
>  	iounmap(brd->re_map_membase);
> +	iounmap(brd->re_map_port);


I don't think it matters, but at least aesthetically it would be better
to unmap first and then release the regions.  (You can do this in a
different patch).

regards,
dan carpenter

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