Commit a8bacec0 authored May 25, 2005 by Colin Leroy Committed by Linus Torvalds May 25, 2005

[PATCH] Make sure therm_adt746x only handles known hardware



This patch limits therm_adt746x to currently existing fan controllers in
Apple laptops.  It may avoid problems with future hardware.

Signed-off-by: Colin Leroy <colin@colino.net>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

parent 3bf4fb82

drivers/macintosh/therm_adt746x.c

+6 −0

Original line number	Original line	Diff line number	Diff line
	@@ -545,6 +545,12 @@ thermostat_init(void)
	else		else
	return -ENODEV;		return -ENODEV;

			prop = (u32 *)get_property(np, "hwsensor-params-version", NULL);
			printk(KERN_INFO "adt746x: version %d (%ssupported)\n", *prop,
			(*prop == 1)?"":"un");
			if (*prop != 1)
			return -ENODEV;

	prop = (u32 *)get_property(np, "reg", NULL);		prop = (u32 *)get_property(np, "reg", NULL);
	if (!prop)		if (!prop)
	return -ENODEV;		return -ENODEV;