Do not enable/rearm the fan control safety watchdog if we would not be able
to do anything to the fan anyway.
Signed-off-by: Henrique de Moraes Holschuh <hmh@xxxxxxxxxx>
---
drivers/misc/thinkpad_acpi.c | 3 +++
1 files changed, 3 insertions(+), 0 deletions(-)
diff --git a/drivers/misc/thinkpad_acpi.c b/drivers/misc/thinkpad_acpi.c
index 7dc3a22..f824259 100644
--- a/drivers/misc/thinkpad_acpi.c
+++ b/drivers/misc/thinkpad_acpi.c
@@ -3197,6 +3197,9 @@ static void fan_watchdog_reset(void)
{
static int fan_watchdog_active = 0;
+ if (fan_control_access_mode == TPACPI_FAN_WR_NONE)
+ return;
+
if (fan_watchdog_active)
cancel_delayed_work(&fan_watchdog_task);
--
1.5.1
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