remove MPI_COMM_WORLD references from star-mpi collectives

[simgrid.git] / src / smpi / colls / allreduce-lr.c

diff --git a/src/smpi/colls/allreduce-lr.c b/src/smpi/colls/allreduce-lr.c
index 9bb4149..664c707 100644 (file)
--- a/src/smpi/colls/allreduce-lr.c
+++ b/src/smpi/colls/allreduce-lr.c
@@ -23,8 +23,8 @@ smpi_coll_tuned_allreduce_lr(void *sbuf, void *rbuf, int rcount,
   int send_offset, recv_offset;
   int remainder, remainder_flag, remainder_offset;
 
-  rank = smpi_comm_rank(MPI_COMM_WORLD);
-  size = smpi_comm_size(MPI_COMM_WORLD);
+  rank = smpi_comm_rank(comm);
+  size = smpi_comm_size(comm);
 
   /* make it compatible with all data type */
   MPI_Aint extent;