drm/panthor: Handle errors returned by drm_sched_entity_init()

In practice it's not going to fail because we're passing the current
sanity checks done by drm_sched_entity_init(), and that's the only
reason it would return an error, but better safe than sorry.

Fixes: de8548813824 ("drm/panthor: Add the scheduler logical block")
Reviewed-by: Liviu Dudau <liviu.dudau@arm.com>
Signed-off-by: Boris Brezillon <boris.brezillon@collabora.com>
Link: https://patch.msgid.link/20251031160318.832427-1-boris.brezillon@collabora.com
Signed-off-by: Liviu Dudau <liviu.dudau@arm.com>

diff --git a/drivers/gpu/drm/panthor/panthor_sched.c b/drivers/gpu/drm/panthor/panthor_sched.c
index fc0826db8f48fe68213058f9e03c25d85f643a1c..1ce44d5a839d2fa8ed8ab39828eaa307be4c71c2 100644 (file)
--- a/drivers/gpu/drm/panthor/panthor_sched.c
+++ b/drivers/gpu/drm/panthor/panthor_sched.c
@@ -3418,6 +3418,8 @@ group_create_queue(struct panthor_group *group,
 
        drm_sched = &queue->scheduler;
        ret = drm_sched_entity_init(&queue->entity, 0, &drm_sched, 1, NULL);
+       if (ret)
+               goto err_free_queue;
 
        return queue;