Fix few typos.

ompi/mca/topo/base/topo_base_dist_graph_create.c

@@ -54,7 +54,7 @@ int mca_topo_base_dist_graph_distribute(mca_topo_base_module_t* module,
      * In addition we compute 3 arrays (that are allocated in one go):
      * - cnt: the number of elements for a peer
      * - pos: the position of the first element for a peer
-     * - idx: temporaru indexes and message count after the reduce.
+     * - idx: temporary indexes and message count after the reduce.
      */
     cnt = (mca_topo_base_dist_graph_elem_t*)calloc(3 * csize, sizeof(mca_topo_base_dist_graph_elem_t));
     if( NULL == cnt ) {
@@ -118,8 +118,8 @@ int mca_topo_base_dist_graph_distribute(mca_topo_base_module_t* module,
                                                   comm->c_coll.coll_allreduce_module);
     /**
      * At this point in the indexes array we have:
-     * - indexes[0] total number of in edges
+     * - idx[0].in  total number of IN  edges
-     * - indexes[1] total number of out edges
+     * - idx[0].out total number of OUT edges
      */
     topo = OBJ_NEW(mca_topo_base_comm_dist_graph_2_2_0_t);
     if( NULL == topo ) {
@@ -134,7 +134,7 @@ int mca_topo_base_dist_graph_distribute(mca_topo_base_module_t* module,
         if (NULL == topo->in) {
             err = OMPI_ERR_OUT_OF_RESOURCE;
             goto bail_out;
-        }    
+        }
         if (MPI_UNWEIGHTED != weights) {
             topo->inw = (int*)malloc(sizeof(int) * topo->indegree);
             if (NULL == topo->inw) {
@@ -148,7 +148,7 @@ int mca_topo_base_dist_graph_distribute(mca_topo_base_module_t* module,
         if (NULL == topo->out) {
             err = OMPI_ERR_OUT_OF_RESOURCE;
             goto bail_out;
-        }    
+        }
         if (MPI_UNWEIGHTED != weights) {
             topo->outw = (int*)malloc(sizeof(int) * topo->outdegree);
             if (NULL == topo->outw) {