linux-kernel - Re: [RFC 5/5] hwmon: add support for Technologic Systems TS-5500 A-D converter

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Date:	Sat, 30 Apr 2011 11:20:36 +0100
From:	Alan Cox <alan@...rguk.ukuu.org.uk>
To:	Vivien Didelot <vivien.didelot@...oirfairelinux.com>
Cc:	linux-kernel@...r.kernel.org,
	Jonas Fonseca <jonas.fonseca@...oirfairelinux.com>,
	platform-driver-x86@...r.kernel.org, linux-serial@...r.kernel.org,
	lm-sensors@...sensors.org
Subject: Re: [RFC 5/5] hwmon: add support for Technologic Systems TS-5500
 A-D converter

> +	ts5xxx_sbcinfo_set(&sbcinfo);
> +	if (5500 != sbcinfo.board_id && !sbcinfo.adc) {
> +		printk(MODULE_NAME ": Incompatible TS Board.\n");
> +		return -ENODEV

This is a symptom of creating the devices in the wrong place. If you put
all the ident/creation of boards in one place with the device creation
the drivers will cleanup and these ugly export things will go away
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