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authorLinus Torvalds <torvalds@linux-foundation.org>2011-10-23 10:43:31 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2011-10-23 10:43:31 +0300
commit5117cc25fd43add94c04c9d2ace713c69a21bdb1 (patch)
tree866ee03e42337edbc1cd41d0e761ca82d0806c83 /drivers
parent2efd7c0fdcbe041173e248ccc2d9c91df7f84ce5 (diff)
parent133d324d82e144588939ad25b732b5b6c33b03d9 (diff)
Merge branch 'hwmon-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging
* 'hwmon-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging: hwmon: (w83627ehf) Fix negative 8-bit temperature values
Diffstat (limited to 'drivers')
-rw-r--r--drivers/hwmon/w83627ehf.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/hwmon/w83627ehf.c b/drivers/hwmon/w83627ehf.c
index 7b0260dc76fb..36d7f270b14d 100644
--- a/drivers/hwmon/w83627ehf.c
+++ b/drivers/hwmon/w83627ehf.c
@@ -390,7 +390,7 @@ temp_from_reg(u16 reg, s16 regval)
{
if (is_word_sized(reg))
return LM75_TEMP_FROM_REG(regval);
- return regval * 1000;
+ return ((s8)regval) * 1000;
}
static inline u16
@@ -398,7 +398,8 @@ temp_to_reg(u16 reg, long temp)
{
if (is_word_sized(reg))
return LM75_TEMP_TO_REG(temp);
- return DIV_ROUND_CLOSEST(SENSORS_LIMIT(temp, -127000, 128000), 1000);
+ return (s8)DIV_ROUND_CLOSEST(SENSORS_LIMIT(temp, -127000, 128000),
+ 1000);
}
/* Some of analog inputs have internal scaling (2x), 8mV is ADC LSB */

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