thermal/core: Use the thermal class pointer as init guard

The thermal class is now dynamically allocated and stored as a
pointer.

Use the thermal_class pointer itself to check whether the thermal
class has been created instead of keeping a separate
thermal_class_unavailable flag.

Signed-off-by: Daniel Lezcano <daniel.lezcano@oss.qualcomm.com>
Reviewed-by: Lukasz Luba <lukasz.luba@arm.com>
Link: https://patch.msgid.link/20260508180511.1306659-5-daniel.lezcano@oss.qualcomm.com
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

0 files changed, 0 insertions, 0 deletions