sysbus_mmio_map() should not be called on unrealized device.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Thomas Huth <thuth@redhat.com>
---
 hw/pcmcia/pxa2xx.c | 7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/hw/pcmcia/pxa2xx.c b/hw/pcmcia/pxa2xx.c
index fcca7e571b..e7264feb45 100644
--- a/hw/pcmcia/pxa2xx.c
+++ b/hw/pcmcia/pxa2xx.c
@@ -142,15 +142,12 @@ PXA2xxPCMCIAState *pxa2xx_pcmcia_init(MemoryRegion *sysmem,
                                       hwaddr base)
 {
     DeviceState *dev;
-    PXA2xxPCMCIAState *s;
 
     dev = qdev_new(TYPE_PXA2XX_PCMCIA);
-    sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, base);
-    s = PXA2XX_PCMCIA(dev);
-
     sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal);
+    sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, base);
 
-    return s;
+    return PXA2XX_PCMCIA(dev);
 }
 
 static void pxa2xx_pcmcia_initfn(Object *obj)
-- 
2.41.0