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由 Nikolay Aleksandrov 提交于
Add a check if pdev->bus->self == NULL (root bus). When attaching a netxen NIC to a VM it can be on the root bus and the guest would crash in netxen_mask_aer_correctable() because of a NULL pointer dereference if CONFIG_PCIEAER is present. Signed-off-by: NNikolay Aleksandrov <nikolay@redhat.com> Signed-off-by: NDavid S. Miller <davem@davemloft.net>
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