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qxl: disallow unknown revisions

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Signed-off-by: Alon Levy <alevy@redhat.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
Alon Levy 2012-08-21 13:51:32 +03:00 committed by Gerd Hoffmann
parent 511b13e2c9
commit 36839d355e
1 changed files with 4 additions and 1 deletions
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5
hw/qxl.c
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@ -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);