diff --git a/reactos/lib/3rdparty/mingw/dummy_mingwthrd.c b/reactos/lib/3rdparty/mingw/dummy_mingwthrd.c
index e0d7ebf0a41..597144fc06b 100644
--- a/reactos/lib/3rdparty/mingw/dummy_mingwthrd.c
+++ b/reactos/lib/3rdparty/mingw/dummy_mingwthrd.c
@@ -43,10 +43,11 @@ ___w64_mingwthr_add_key_dtor (DWORD key, void (*dtor)(void *))
   if (__mingwthr_cs_init == 0)
     return 0;
   new_key = (__mingwthr_key_t *)malloc(sizeof (__mingwthr_key_t));
-  memset(new_key, 0,sizeof (__mingwthr_key_t));
+
   if (new_key == NULL)
     return -1;
-  
+
+  memset(new_key, 0,sizeof (__mingwthr_key_t));
   new_key->key = key;
   new_key->dtor = dtor;