From: Christian König <christian.koenig@amd.com>
Date: Tue, 14 Aug 2018 07:41:12 +0000 (+0200)
Subject: drm/scheduler: trivial error handling fix
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=8acc7254577a3007029b4f13c759bf07d6719075;p=openwrt%2Fstaging%2Fblogic.git

drm/scheduler: trivial error handling fix

Return -ENOMEM when allocating the rq_list fails.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Huang Rui <ray.huang@amd.com>
Reviewed-by: Andrey Grodzovsky <andrey.grodzovsky@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---

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;