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authorJosef Gajdusek <atx@atx.name>2014-05-11 14:40:44 +0200
committerJiri Slaby <jslaby@suse.cz>2014-06-06 11:40:24 +0200
commitf77cb78f4fd2951fa29bf80939ec41b3b21f9e06 (patch)
tree1cb0a468bf963899eef3feb2e88bafdc396028f3 /drivers
parenta2883106e6594d0b4dcb36066b6e82d85ecaa865 (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: Jiri Slaby <jslaby@suse.cz>
Diffstat (limited to 'drivers')
-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 142e1cb8dea..62fba71ef3c 100644
--- a/drivers/hwmon/emc1403.c
+++ b/drivers/hwmon/emc1403.c
@@ -162,7 +162,7 @@ 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;