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[v1,2/7] thermal: core: Do not handle trip points with invalid temperature

Message ID 8256591.T7Z3S40VBb@kreacher (mailing list archive)
State Superseded, archived
Headers show
Series ACPI: thermal: Use trip point table to register thermal zones | expand

Commit Message

Rafael J. Wysocki July 18, 2023, 6:04 p.m. UTC 
From: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

Trip points with temperature set to THERMAL_TEMP_INVALID are as good as
disabled, so make handle_thermal_trip() ignore them.

Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
---
 drivers/thermal/thermal_core.c |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
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Patch

Index: linux-pm/drivers/thermal/thermal_core.c
===================================================================
--- linux-pm.orig/drivers/thermal/thermal_core.c
+++ linux-pm/drivers/thermal/thermal_core.c
@@ -348,7 +348,8 @@  static void handle_thermal_trip(struct t
 	struct thermal_trip trip;
 
 	/* Ignore disabled trip points */
-	if (test_bit(trip_id, &tz->trips_disabled))
+	if (test_bit(trip_id, &tz->trips_disabled) ||
+	    trip.temperature == THERMAL_TEMP_INVALID)
 		return;
 
 	__thermal_zone_get_trip(tz, trip_id, &trip);