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[3/3] drm/amdkfd: Handle case of invalid queue type

Message ID 1421919739-11460-3-git-send-email-oded.gabbay@amd.com (mailing list archive)
State New, archived
Headers show

Commit Message

Oded Gabbay Jan. 22, 2015, 9:42 a.m. UTC 
This patch handles a case where amdkfd tries to destroy a queue but the queue
type is invalid.
This case occurs in non-HWS path.

Signed-off-by: Oded Gabbay <oded.gabbay@amd.com>
---
 drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c | 5 +++++
 1 file changed, 5 insertions(+)
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Patch

diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c
index 85387c8..99e2dbb 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c
@@ -301,6 +301,11 @@  static int destroy_queue_nocpsch(struct device_queue_manager *dqm,
 		}
 		dqm->sdma_queue_count--;
 		deallocate_sdma_queue(dqm, q->sdma_id);
+	} else {
+		pr_debug("q->properties.type is invalid (%d)\n",
+				q->properties.type);
+		retval = -EINVAL;
+		goto out;
 	}
 
 	retval = mqd->destroy_mqd(mqd, q->mqd,