stellaris_enet: Fix NetClientInfo::cleanup

Drop freeing stellaris_enet_state - that is done by QOM later on unref.

Both MemoryRegion init and savevm registration happen in SysBusDevice
initfn currently, so move them into an unrealizefn for now.

Signed-off-by: Andreas Färber <afaerber@suse.de>

diff --git a/hw/net/stellaris_enet.c b/hw/net/stellaris_enet.c
index 6194e3391841ba214632ee531dee049082082a11..9dd77f7571fc3aa7374158248179cb1a6e1438f4 100644 (file)
--- a/hw/net/stellaris_enet.c
+++ b/hw/net/stellaris_enet.c
@@ -391,11 +391,7 @@ static void stellaris_enet_cleanup(NetClientState *nc)
 {
     stellaris_enet_state *s = qemu_get_nic_opaque(nc);
 
-    unregister_savevm(DEVICE(s), "stellaris_enet", s);
-
-    memory_region_destroy(&s->mmio);
-
-    g_free(s);
+    s->nic = NULL;
 }
 
 static NetClientInfo net_stellaris_enet_info = {
@@ -427,6 +423,15 @@ static int stellaris_enet_init(SysBusDevice *sbd)
     return 0;
 }
 
+static void stellaris_enet_unrealize(DeviceState *dev, Error **errp)
+{
+    stellaris_enet_state *s = STELLARIS_ENET(dev);
+
+    unregister_savevm(DEVICE(s), "stellaris_enet", s);
+
+    memory_region_destroy(&s->mmio);
+}
+
 static Property stellaris_enet_properties[] = {
     DEFINE_NIC_PROPERTIES(stellaris_enet_state, conf),
     DEFINE_PROP_END_OF_LIST(),
@@ -438,6 +443,7 @@ static void stellaris_enet_class_init(ObjectClass *klass, void *data)
     SysBusDeviceClass *k = SYS_BUS_DEVICE_CLASS(klass);
 
     k->init = stellaris_enet_init;
+    dc->unrealize = stellaris_enet_unrealize;
     dc->props = stellaris_enet_properties;
 }