[PATCH AUTOSEL 5.6 090/149] drm/amdkfd: Fix a memory leak in queue creation error handling

Sasha Levin
2020-04-11T23:45:29Z

From: Yong Zhao <Yong.Zhao@amd.com>

[ Upstream commit 66f28b9a169855367d6e3ef71001969a8bffb19b ]

When the queue creation failed, some resources were not freed. Fix it.

Signed-off-by: Yong Zhao <Yong.Zhao@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/gpu/drm/amd/amdkfd/kfd_process_queue_manager.c | 3 +++
1 file changed, 3 insertions(+)

diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_process_queue_manager.c b/drivers/gpu/drm/amd/amdkfd/kfd_process_queue_manager.c
index 31fcd1b51f00f..4f7927b661ff4 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_process_queue_manager.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_process_queue_manager.c
@@ -328,6 +328,9 @@ int pqm_create_queue(struct process_queue_manager *pqm,
return retval;

err_create_queue:
+ uninit_queue(q);
+ if (kq)
+ kernel_queue_uninit(kq, false);
kfree(pqn);
err_allocate_pqn:
/* check if queues list is empty unregister process from device */
--
2.20.1