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authorJosef Gajdusek <atx@atx.name>2014-05-11 14:40:44 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2014-06-07 10:28:11 -0700
commit0b86a50c92e0118117224d57a9b4aa79d33d98b0 (patch)
tree6ad4e27d151a7468470ff380f63f7e42955efa01 /drivers/hwmon
parentf35f0047951663702d21e430c9e986a22c4ddd69 (diff)
hwmon: (emc1403) fix inverted store_hyst()
commit 17c048fc4bd95efea208a1920f169547d8588f1f upstream. Attempts to set the hysteresis value to a temperature below the target limit fails with "write error: Numerical result out of range" due to an inverted comparison. Signed-off-by: Josef Gajdusek <atx@atx.name> Reviewed-by: Jean Delvare <jdelvare@suse.de> [Guenter Roeck: Updated headline and description] Signed-off-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/hwmon')
-rw-r--r--drivers/hwmon/emc1403.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/hwmon/emc1403.c b/drivers/hwmon/emc1403.c
index 90ec1173b8a1..61d89d6d58fe 100644
--- a/drivers/hwmon/emc1403.c
+++ b/drivers/hwmon/emc1403.c
@@ -163,7 +163,7 @@ static ssize_t store_hyst(struct device *dev,
if (retval < 0)
goto fail;
- hyst = val - retval * 1000;
+ hyst = retval * 1000 - val;
hyst = DIV_ROUND_CLOSEST(hyst, 1000);
if (hyst < 0 || hyst > 255) {
retval = -ERANGE;