Fix the MME crashes with Illegal instruction in nas_timer (contributed by D. Rupprecht)

git-svn-id: http://svn.eurecom.fr/openair4G/trunk@7717 818b1a75-f10b-46b9-bf7c-635c3b92a50f

openair-cn/NAS/COMMON/UTIL/nas_timer.c

@@ -543,7 +543,8 @@ static nas_timer_entry_t *_nas_timer_db_create_entry(
   if (te != NULL) {
     te->itv.tv_sec = sec;
     te->itv.tv_usec = 0;
-    te->tv = te->itv;
+    te->tv.tv_sec  = te->itv.tv_sec;
+    te->tv.tv_usec = te->itv.tv_usec;
     te->cb = cb;
     te->args = args;
   }