[Qemu-devel] [PATCH] qxl: only disallow specific io's in vga mode

[Alon Levy]

Since the driver is still in operation even after moving to UNDEFINED, i.e.
by destroying primary in any way.
---
 hw/qxl.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/hw/qxl.c b/hw/qxl.c
index 2a90fa3..438c6ee 100644
--- a/hw/qxl.c
+++ b/hw/qxl.c
@@ -1155,8 +1155,9 @@ static void ioport_write(void *opaque, uint32_t addr, 
uint32_t val)
     case QXL_IO_LOG:
         break;
     default:
-        if (d->mode == QXL_MODE_NATIVE || d->mode == QXL_MODE_COMPAT)
+        if (d->mode != QXL_MODE_VGA) {
             break;
+        }
         dprint(d, 1, "%s: unexpected port 0x%x (%s) in vga mode\n",
             __FUNCTION__, io_port, io_port_to_string(io_port));
         /* be nice to buggy guest drivers */
-- 
1.7.5.4