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| author | Dan Carpenter <dan.carpenter@oracle.com> | 2017-04-03 21:41:39 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2017-04-04 14:42:21 -0400 |
| commit | 486a68f5449521edf5ea8a198481fc021da4a3e0 (patch) | |
| tree | 2be73569bcfa46e2ecae4c7761fc4bfe2960deeb /drivers | |
| parent | 99147e64428b9c3bfcd97e545ae478906c79e6a8 (diff) | |
| download | linux-stable-486a68f5449521edf5ea8a198481fc021da4a3e0.tar.gz linux-stable-486a68f5449521edf5ea8a198481fc021da4a3e0.tar.bz2 linux-stable-486a68f5449521edf5ea8a198481fc021da4a3e0.zip | |
drm/amdgpu: Fix a NULL deref in amdgpu_vm_add_prt_cb()
We accidentally dereference "cb" if the kmalloc() fails.
Fixes: 451bc8eb8fe6 ("drm/amdgpu: fix PRT teardown on VM fini v3")
Reviewed-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c index 5f3d932e77f2..8c7de55f5715 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c @@ -1528,7 +1528,7 @@ static void amdgpu_vm_add_prt_cb(struct amdgpu_device *adev, if (fence) dma_fence_wait(fence, false); - amdgpu_vm_prt_put(cb->adev); + amdgpu_vm_prt_put(adev); } else { cb->adev = adev; if (!fence || dma_fence_add_callback(fence, &cb->cb, |