Refs trac:801

Fix compiler warning

This commit was SVN r13308.

The following Trac tickets were found above:
  Ticket 801 --> https://svn.open-mpi.org/trac/ompi/ticket/801

orte/mca/ras/slurm/ras_slurm_module.c

@@ -170,7 +170,7 @@ static int orte_ras_slurm_discover(char *regexp, char *tasks_per_node,
     char *begptr, *endptr, *orig;
     int *slots;
     bool found_range = false;
-    bool more_to_come;
+    bool more_to_come = false;
     
     orig = base = strdup(regexp);
     if (NULL == base) {