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drm/panthor: Fix group_free_queue() for partially initialized queues

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group_free_queue() can be called on a partially initialized queue
object if something fails in group_create_queue(). Make sure we don't
call drm_sched_entity_destroy() on an entity that hasn't been
initialized.

Fixes: 7d9c3442b0 ("drm/panthor: Defer scheduler entitiy destruction to queue release")
Reviewed-by: Adrián Larumbe <adrian.larumbe@collabora.com>
Reviewed-by: Liviu Dudau <liviu.dudau@arm.com>
Signed-off-by: Boris Brezillon <boris.brezillon@collabora.com>
Link: https://patch.msgid.link/20251031160318.832427-2-boris.brezillon@collabora.com
Signed-off-by: Liviu Dudau <liviu.dudau@arm.com>
This commit is contained in:
Boris Brezillon 2025-10-31 17:03:18 +01:00 committed by Liviu Dudau
parent bb7939e332
commit 94a6d20fea
1 changed files with 2 additions and 1 deletions
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3
drivers/gpu/drm/panthor/panthor_sched.c
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@ -899,7 +899,8 @@ static void group_free_queue(struct panthor_group *group, struct panthor_queue *
if (IS_ERR_OR_NULL(queue))
return;
drm_sched_entity_destroy(&queue->entity);
if (queue->entity.fence_context)
drm_sched_entity_destroy(&queue->entity);
if (queue->scheduler.ops)
drm_sched_fini(&queue->scheduler);