Fixed typo in HKEY_USERS/.Default creation.

misc/registry.c

diff --git a/misc/registry.c b/misc/registry.c
index b205d54..87ac1d1 100644
--- a/misc/registry.c
+++ b/misc/registry.c
@@ -1554,7 +1554,11 @@
 
     if (!CLIENT_IsBootThread()) return;  /* already loaded */
 
-    if (!RegCreateKeyA(HKEY_USERS,".Default",&hkey_users_default)) hkey_users_default = 0;
+    if (RegCreateKeyA(HKEY_USERS,".Default",&hkey_users_default))
+    {
+        ERR("Cannot create HKEY_USERS/.Default\n" );
+        ExitProcess(1);
+    }
 
     _allocate_default_keys();
     _set_registry_levels(0,0,0);