qdev: Protect device-list-properties against broken devices

[mirror_qemu.git] / target-xtensa / cpu.c

diff --git a/target-xtensa/cpu.c b/target-xtensa/cpu.c
index da8129db50c89953d2ae396793ae08296036be07..4e49bee9b55ae58a9ec7ee6995395a7830f3765e 100644 (file)
--- a/target-xtensa/cpu.c
+++ b/target-xtensa/cpu.c
@@ -155,6 +155,13 @@ static void xtensa_cpu_class_init(ObjectClass *oc, void *data)
 #endif
     cc->debug_excp_handler = xtensa_breakpoint_handler;
     dc->vmsd = &vmstate_xtensa_cpu;
+
+    /*
+     * Reason: xtensa_cpu_initfn() calls cpu_exec_init(), which saves
+     * the object in cpus -> dangling pointer after final
+     * object_unref().
+     */
+    dc->cannot_destroy_with_object_finalize_yet = true;
 }
 
 static const TypeInfo xtensa_cpu_type_info = {