The documentation states that on machines supporting only global
fan mode control, the pwmX_enable attributes should only be created
for the first fan channel (pwm1_enable, aka channel 0).
Fix the off-by-one error caused by the fact that fan channels have
a zero-based index.
Cc: stable@vger.kernel.org
Fixes: 1c1658058c99 ("hwmon: (dell-smm) Add support for automatic fan mode")
Signed-off-by: Armin Wolf <W_Armin@gmx.de>
---
drivers/hwmon/dell-smm-hwmon.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/hwmon/dell-smm-hwmon.c b/drivers/hwmon/dell-smm-hwmon.c
index 683baf361c4c..a34753fc2973 100644
--- a/drivers/hwmon/dell-smm-hwmon.c
+++ b/drivers/hwmon/dell-smm-hwmon.c
@@ -861,9 +861,9 @@ static umode_t dell_smm_is_visible(const void *drvdata, enum hwmon_sensor_types
if (auto_fan) {
/*
* The setting affects all fans, so only create a
- * single attribute.
+ * single attribute for the first fan channel.
*/
- if (channel != 1)
+ if (channel != 0)
return 0;
/*
--
2.39.5