mirrors/linux-stable
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git synced 2024-09-29 13:53:33 +00:00
Code Issues Releases Wiki Activity

thermal/drivers/tegra: Fix set_trip_temp() deadlock

Browse source 
The set_trip_temp() callback is used when changing the trip temperature
through sysfs. As it is called with the thermal-zone-device lock held
it must not use thermal_zone_get_trip() directly or it will deadlock.

Fixes: 56d7b397cc29 ("thermal/drivers/tegra: Use generic thermal_zone_get_trip() function")
Signed-off-by: Johan Hovold <johan+linaro@kernel.org>
Link: https://lore.kernel.org/r/20221214131617.2447-4-johan+linaro@kernel.org
Signed-off-by: Daniel Lezcano <daniel.lezcano@kernel.org>
This commit is contained in:
Johan Hovold 2022-12-14 14:16:16 +01:00 committed by Daniel Lezcano
parent e6ec64f852
commit b0b5d063d6
1 changed files with 1 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
drivers/thermal/tegra/soctherm.c
View file

@ -594,7 +594,7 @@ static int tegra_thermctl_set_trip_temp(struct thermal_zone_device *tz, int trip
if (!tz)
return -EINVAL;
ret = thermal_zone_get_trip(tz, trip_id, &trip);
ret = __thermal_zone_get_trip(tz, trip_id, &trip);
if (ret)
return ret;