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-rw-r--r--virt/kvm/assigned-dev.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/virt/kvm/assigned-dev.c b/virt/kvm/assigned-dev.c
index 01f572c10c71..b1e091ae2f37 100644
--- a/virt/kvm/assigned-dev.c
+++ b/virt/kvm/assigned-dev.c
@@ -635,7 +635,6 @@ static int kvm_vm_ioctl_assign_device(struct kvm *kvm,
635 int r = 0, idx; 635 int r = 0, idx;
636 struct kvm_assigned_dev_kernel *match; 636 struct kvm_assigned_dev_kernel *match;
637 struct pci_dev *dev; 637 struct pci_dev *dev;
638 u8 header_type;
639 638
640 if (!(assigned_dev->flags & KVM_DEV_ASSIGN_ENABLE_IOMMU)) 639 if (!(assigned_dev->flags & KVM_DEV_ASSIGN_ENABLE_IOMMU))
641 return -EINVAL; 640 return -EINVAL;
@@ -668,8 +667,7 @@ static int kvm_vm_ioctl_assign_device(struct kvm *kvm,
668 } 667 }
669 668
670 /* Don't allow bridges to be assigned */ 669 /* Don't allow bridges to be assigned */
671 pci_read_config_byte(dev, PCI_HEADER_TYPE, &header_type); 670 if (dev->hdr_type != PCI_HEADER_TYPE_NORMAL) {
672 if ((header_type & PCI_HEADER_TYPE) != PCI_HEADER_TYPE_NORMAL) {
673 r = -EPERM; 671 r = -EPERM;
674 goto out_put; 672 goto out_put;
675 } 673 }