diff options
| author | Philip Yang <Philip.Yang@amd.com> | 2024-07-14 11:11:05 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2024-07-23 17:34:44 -0400 |
| commit | c86ad39140bbcb9dc75a10046c2221f657e8083b (patch) | |
| tree | 01bdda15e2cff584d8e8d2778e0e312685aa3a56 /drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c | |
| parent | f9e292cbba21e79abea7315b41a52c36ea2b6980 (diff) | |
drm/amdkfd: amdkfd_free_gtt_mem clear the correct pointer
Pass pointer reference to amdgpu_bo_unref to clear the correct pointer,
otherwise amdgpu_bo_unref clear the local variable, the original pointer
not set to NULL, this could cause use-after-free bug.
Signed-off-by: Philip Yang <Philip.Yang@amd.com>
Reviewed-by: Felix Kuehling <felix.kuehling@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c | 2 |
1 files changed, 1 insertions, 1 deletions
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 4f48507418d2..420444eb8e98 100644 --- a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c @@ -2621,7 +2621,7 @@ static void deallocate_hiq_sdma_mqd(struct kfd_node *dev, { WARN(!mqd, "No hiq sdma mqd trunk to free"); - amdgpu_amdkfd_free_gtt_mem(dev->adev, mqd->gtt_mem); + amdgpu_amdkfd_free_gtt_mem(dev->adev, &mqd->gtt_mem); } void device_queue_manager_uninit(struct device_queue_manager *dqm) |