diff options
| author | Jesse Zhang <jesse.zhang@amd.com> | 2024-05-08 14:51:35 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2024-09-08 07:53:07 +0200 |
| commit | 1b73ea3d97cc23f9b16d10021782b48397d2b517 (patch) | |
| tree | 2e81d4e45419213227ace0da5aae8bdfb61b84bf /drivers/gpu/drm/amd/amdgpu | |
| parent | 100d3a3996a8f18323828fa4944904a438dc0563 (diff) | |
drm/amdgpu: fix dereference after null check
[ Upstream commit b1f7810b05d1950350ac2e06992982974343e441 ]
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>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu')
| -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 1319fdd37e7af..1d0f6628f1d69 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c @@ -5391,7 +5391,7 @@ 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 (gpu_reset_for_dev_remove && adev->shutdown) |