diff options
| author | Jesse Zhang <jesse.zhang@amd.com> | 2024-05-08 14:51:35 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2024-05-13 16:11:52 -0400 |
| commit | b1f7810b05d1950350ac2e06992982974343e441 (patch) | |
| tree | ab1010c141cc20dee2c7321413d4e9d632771685 /drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | |
| parent | d1dd0802b3fc975c2277558d686d3519e3ccf952 (diff) | |
drm/amdgpu: fix dereference after null check
check the pointer hive before use.
Signed-off-by: Jesse Zhang <Jesse.Zhang@amd.com>
Reviewed-by: Tim Huang <Tim.Huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_device.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c index 77f6fd50002a..00fe3c2d5431 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c @@ -5725,7 +5725,7 @@ int amdgpu_device_gpu_recover(struct amdgpu_device *adev, * to put adev in the 1st position. */ INIT_LIST_HEAD(&device_list); - if (!amdgpu_sriov_vf(adev) && (adev->gmc.xgmi.num_physical_nodes > 1)) { + if (!amdgpu_sriov_vf(adev) && (adev->gmc.xgmi.num_physical_nodes > 1) && hive) { list_for_each_entry(tmp_adev, &hive->device_list, gmc.xgmi.head) { list_add_tail(&tmp_adev->reset_list, &device_list); if (adev->shutdown) |