top_dev->gpu is NULL for CPUs. Avoid dereferencing it if NULL.
Signed-off-by: Felix Kuehling <felix.kuehl...@amd.com>
---
drivers/gpu/drm/amd/amdkfd/kfd_topology.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_topology.c
b/drivers/gpu/drm/amd/amdkfd/kfd_topology.c
index aa793fc..c5ed21e 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_topology.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_topology.c
@@ -101,7 +101,7 @@ struct kfd_dev *kfd_device_by_pci_dev(const struct pci_dev
*pdev)
down_read(&topology_lock);
list_for_each_entry(top_dev, &topology_device_list, list)
- if (top_dev->gpu->pdev == pdev) {
+ if (top_dev->gpu && top_dev->gpu->pdev == pdev) {
device = top_dev->gpu;
break;
}
--
2.7.4
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