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v4.0.x: btl/vader: don't try to set reachabilty in add_procs if not requested #6249

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4 changes: 3 additions & 1 deletion opal/mca/btl/vader/btl_vader_module.c
Original file line number Diff line number Diff line change
Expand Up @@ -17,6 +17,8 @@
* Copyright (c) 2014-2015 Intel, Inc. All rights reserved.
* Copyright (c) 2014-2015 Research Organization for Information Science
* and Technology (RIST). All rights reserved.
* Copyright (c) 2018 Triad National Security, LLC. All rights
* reserved.
* $COPYRIGHT$
*
* Additional copyrights may follow
Expand Down Expand Up @@ -276,7 +278,7 @@ static int vader_add_procs (struct mca_btl_base_module_t* btl,
continue;
}

if (my_proc != procs[proc]) {
if (my_proc != procs[proc] && NULL != reachability) {
/* add this proc to shared memory accessibility list */
rc = opal_bitmap_set_bit (reachability, proc);
if(OPAL_SUCCESS != rc) {
Expand Down