qmgr: Ignore errors when registering the service.

dlls/qmgr/qmgr_main.c

@@ -113,7 +113,6 @@ static HRESULT register_service(BOOL do_register)
     static const WCHAR path[] = { 's','v','c','h','o','s','t','.','e','x','e',
                                   ' ','-','k',' ','n','e','t','s','v','c','s', 0 };
     SC_HANDLE scm, service;
-    HRESULT hr = S_OK;
 
     scm = OpenSCManagerW(NULL, NULL, SC_MANAGER_ALL_ACCESS);
     if (!scm)
@@ -129,14 +128,12 @@ static HRESULT register_service(BOOL do_register)
 
 
     CloseServiceHandle(scm);
-    if (!service)
-        return SELFREG_E_CLASS;
-
-    if (!do_register)
-        hr = DeleteService(service) ? S_OK : SELFREG_E_CLASS;
-
+    if (service)
+    {
+        if (!do_register) DeleteService(service);
         CloseServiceHandle(service);
-    return hr;
+    }
+    return S_OK;
 }
 
 /* Use an INF file to register or unregister the DLL */