[PATCH 1/4] drm/scheduler: trivial error handling fix

Christian König ckoenig.leichtzumerken at gmail.com
Tue Aug 14 08:12:23 UTC 2018


Return -ENOMEM when allocating the rq_list fails.

Signed-off-by: Christian König <christian.koenig at amd.com>
---
 drivers/gpu/drm/scheduler/gpu_scheduler.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/gpu/drm/scheduler/gpu_scheduler.c b/drivers/gpu/drm/scheduler/gpu_scheduler.c
index f566405f49e3..85c1f95752cc 100644
--- a/drivers/gpu/drm/scheduler/gpu_scheduler.c
+++ b/drivers/gpu/drm/scheduler/gpu_scheduler.c
@@ -191,6 +191,9 @@ int drm_sched_entity_init(struct drm_sched_entity *entity,
 	entity->num_rq_list = num_rq_list;
 	entity->rq_list = kcalloc(num_rq_list, sizeof(struct drm_sched_rq *),
 				GFP_KERNEL);
+	if (!entity->rq_list)
+		return -ENOMEM;
+
 	for (i = 0; i < num_rq_list; ++i)
 		entity->rq_list[i] = rq_list[i];
 	entity->last_scheduled = NULL;
-- 
2.14.1



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