Commit 36839d35 authored by Alon Levy's avatar Alon Levy Committed by Gerd Hoffmann
Browse files

qxl: disallow unknown revisions 



Signed-off-by: default avatarAlon Levy <alevy@redhat.com>
Signed-off-by: default avatarGerd Hoffmann <kraxel@redhat.com>
parent 511b13e2

hw/qxl.c

+4 −1
Original line number Diff line number Diff line
@@ -1798,10 +1798,13 @@ static int qxl_init_common(PCIQXLDevice *qxl) 
        io_size = 16;

        break;

    case 3: /* qxl-3 */

    default:

        pci_device_rev = QXL_DEFAULT_REVISION;

        io_size = msb_mask(QXL_IO_RANGE_SIZE * 2 - 1);

        break;

    default:

        error_report("Invalid revision %d for qxl device (max %d)",

                     qxl->revision, QXL_DEFAULT_REVISION);

        return -1;

    }



    pci_set_byte(&config[PCI_REVISION_ID], pci_device_rev);