Commit 520064c8 authored by Jan Kiszka's avatar Jan Kiszka Committed by Michael S. Tsirkin
Browse files

msi: Guard msi_reset with msi_present 



Signed-off-by: default avatarJan Kiszka <jan.kiszka@siemens.com>
Signed-off-by: default avatarMichael S. Tsirkin <mst@redhat.com>
parent 8ab60a07

hw/msi.c

+4 −0
Original line number Diff line number Diff line
@@ -191,6 +191,10 @@ void msi_reset(PCIDevice *dev) 
    uint16_t flags;

    bool msi64bit;



    if (!msi_present(dev)) {

        return;

    }



    flags = pci_get_word(dev->config + msi_flags_off(dev));

    flags &= ~(PCI_MSI_FLAGS_QSIZE | PCI_MSI_FLAGS_ENABLE);

    msi64bit = flags & PCI_MSI_FLAGS_64BIT;