Let us close library and only then free defaults.

client/mysqlimport.c

@@ -514,11 +514,11 @@ static void safe_exit(int error, MYSQL *mysql)
   if (mysql)
     mysql_close(mysql);
 
+  mysql_library_end();
 #ifdef HAVE_SMEM
   my_free(shared_memory_base_name);
 #endif
   free_defaults(argv_to_free);
-  mysql_library_end();
   my_free(opt_password);
   if (error)
     sf_leaking_memory= 1; /* dirty exit, some threads are still running */