linux-kernel - Re: [PATCH 1/2] staging: olpc_dcon: check for CONFIG_OLPC before calling olpc_board_at

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Message-ID: <20150116102029.GE6201@mwanda>
Date:	Fri, 16 Jan 2015 13:20:29 +0300
From:	Dan Carpenter <dan.carpenter@...cle.com>
To:	Murilo Opsfelder Araujo <mopsfelder@...il.com>
Cc:	linux-kernel@...r.kernel.org, devel@...verdev.osuosl.org,
	dsd@...top.org, jfrederich@...il.com, gregkh@...uxfoundation.org,
	jon.nettleton@...il.com
Subject: Re: [PATCH 1/2] staging: olpc_dcon: check for CONFIG_OLPC before
 calling olpc_board_at_least()

On Thu, Jan 15, 2015 at 11:54:59PM -0200, Murilo Opsfelder Araujo wrote:
> The following error messages are thrown by sparse when CONFIG_OLPC is
> not defined:
> 
> drivers/staging/olpc_dcon/olpc_dcon.c:147:17: error: undefined identifier 'olpc_board_at_least'
> drivers/staging/olpc_dcon/olpc_dcon.c:208:14: error: undefined identifier 'olpc_board_at_least'
> 
> This patch fixes these errors.

Don't add ifdefs to a .c file.  Don't call BUG_ON() in a driver.

Figure out a better way to fix these.

regards,
dan carpenter

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