diff --git a/hw/char/diva-gsp.c b/hw/char/diva-gsp.c
index 280d0413c6..f9aa6e326d 100644
--- a/hw/char/diva-gsp.c
+++ b/hw/char/diva-gsp.c
@@ -62,8 +62,8 @@ static void diva_pci_exit(PCIDevice *dev)
 
     for (i = 0; i < pci->ports; i++) {
         s = pci->state + i;
-        qdev_unrealize(DEVICE(s));
         memory_region_del_subregion(&pci->membar, &s->io);
+        qdev_unrealize(DEVICE(s));
         g_free(pci->name[i]);
     }
     qemu_free_irqs(pci->irqs, pci->ports);
diff --git a/hw/char/serial-pci-multi.c b/hw/char/serial-pci-multi.c
index 17796b93dd..7782452018 100644
--- a/hw/char/serial-pci-multi.c
+++ b/hw/char/serial-pci-multi.c
@@ -56,8 +56,8 @@ static void multi_serial_pci_exit(PCIDevice *dev)
 
     for (i = 0; i < pci->ports; i++) {
         s = pci->state + i;
-        qdev_unrealize(DEVICE(s));
         memory_region_del_subregion(&pci->iobar, &s->io);
+        qdev_unrealize(DEVICE(s));
         g_free(pci->name[i]);
     }
 }