diff options
Diffstat (limited to 'hw/pci')
| -rw-r--r-- | hw/pci/pcie_sriov.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/hw/pci/pcie_sriov.c b/hw/pci/pcie_sriov.c index 1eb4358256..109b2ebccc 100644 --- a/hw/pci/pcie_sriov.c +++ b/hw/pci/pcie_sriov.c @@ -42,6 +42,11 @@ bool pcie_sriov_pf_init(PCIDevice *dev, uint16_t offset, uint8_t *cfg = dev->config + offset; uint8_t *wmask; + if (pci_is_vf(dev)) { + error_setg(errp, "a device cannot be a SR-IOV PF and a VF at the same time"); + return false; + } + if (total_vfs && (uint32_t)devfn + (uint32_t)(total_vfs - 1) * vf_stride >= PCI_DEVFN_MAX) { error_setg(errp, "VF addr overflows"); |