diff options
| author | Linus Torvalds <torvalds@linux-foundation.org> | 2014-07-25 18:03:05 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2014-07-25 18:03:05 -0700 |
| commit | 051c2a9fdebdabec594c151727ce3834ff17d793 (patch) | |
| tree | 34e6eb31c64e20f034c65afc3c3c16ccf1dd99ec /drivers | |
| parent | edffe1b626b39bd7121691dfdecb548431003bbb (diff) | |
| parent | 043572d5444116b9d9ad8ae763cf069e7accbc30 (diff) | |
Merge tag 'hwmon-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging
Pull hwmon fix from Guenter Roeck:
"Fixes to temperature limit and vrm write operations in smsc47m192
driver"
* tag 'hwmon-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging:
hwmon: (smsc47m192) Fix temperature limit and vrm write operations
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/hwmon/smsc47m192.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/hwmon/smsc47m192.c b/drivers/hwmon/smsc47m192.c index efee4c59239..34b9a601ad0 100644 --- a/drivers/hwmon/smsc47m192.c +++ b/drivers/hwmon/smsc47m192.c @@ -86,7 +86,7 @@ static inline u8 IN_TO_REG(unsigned long val, int n) */ static inline s8 TEMP_TO_REG(int val) { - return clamp_val(SCALE(val, 1, 1000), -128000, 127000); + return SCALE(clamp_val(val, -128000, 127000), 1, 1000); } static inline int TEMP_FROM_REG(s8 val) @@ -384,6 +384,8 @@ static ssize_t set_vrm(struct device *dev, struct device_attribute *attr, err = kstrtoul(buf, 10, &val); if (err) return err; + if (val > 255) + return -EINVAL; data->vrm = val; return count; |