pml: fix commit open-mpi/ompi@6e6a3e965c

do not use the const modifier for allocator nor recv buffers

opal/mca/allocator/basic/allocator_basic.c

@@ -15,8 +15,6 @@
  * Copyright (c) 2011      NVIDIA Corporation.  All rights reserved.
  * Copyright (c) 2015      Los Alamos National Security, LLC. All rights
  *                         reserved.
- * Copyright (c) 2015      Research Organization for Information Science
- *                         and Technology (RIST). All rights reserved.
  * $COPYRIGHT$
  *
  * Additional copyrights may follow
@@ -269,7 +267,7 @@ void * mca_allocator_basic_realloc(
   */
 void mca_allocator_basic_free(
     mca_allocator_base_module_t * base,
-    const void * ptr)
+    void * ptr)
 {
     mca_allocator_basic_module_t* module = (mca_allocator_basic_module_t*)base;
     mca_allocator_basic_segment_t* seg;