X-Git-Url: https://git.proxmox.com/?a=blobdiff_plain;f=qom%2Fobject.c;h=881814943bbd165d5dee301b967f93828a1d7e0b;hb=404e7a4f4af753bd2aef649adf79e7434fb6dc31;hp=a0e3cbe5596cf8b487643967f83b4e4e864e60b7;hpb=6214e73cc5b75a4f8d89a70d71727edfa47a81b3;p=qemu.git

diff --git a/qom/object.c b/qom/object.c
index a0e3cbe55..881814943 100644
--- a/qom/object.c
+++ b/qom/object.c
@@ -629,7 +629,18 @@ void object_property_add(Object *obj, const char *name, const char *type,
                          ObjectPropertyRelease *release,
                          void *opaque, Error **errp)
 {
-    ObjectProperty *prop = g_malloc0(sizeof(*prop));
+    ObjectProperty *prop;
+
+    QTAILQ_FOREACH(prop, &obj->properties, node) {
+        if (strcmp(prop->name, name) == 0) {
+            error_setg(errp, "attempt to add duplicate property '%s'"
+                       " to object (type '%s')", name,
+                       object_get_typename(obj));
+            return;
+        }
+    }
+
+    prop = g_malloc0(sizeof(*prop));
 
     prop->name = g_strdup(name);
     prop->type = g_strdup(type);