From e2c26f058e31619b548046b84fe2c2116cb5016f Mon Sep 17 00:00:00 2001
From: Guenter Roeck <linux@roeck-us.net>
Date: Mon, 19 Jan 2015 09:16:53 -0800
Subject: [PATCH] hwmon: (jc42) Fix integer overflow when writing hysteresis
 value

Subtracting an unsigned long from a signed value causes an overflow with large
values. Use clamp_val() to reduce the number range prior to subtracting it
from the temperature limit.

Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Reviewed-by: Jean Delvare <jdelvare@suse.de>
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