Prefer nullptr and bool literals.

[simgrid.git] / src / smpi / colls / allreduce / allreduce-mvapich-two-level.cpp

diff --git a/src/smpi/colls/allreduce/allreduce-mvapich-two-level.cpp b/src/smpi/colls/allreduce/allreduce-mvapich-two-level.cpp
index 23d0267..cc77a93 100644 (file)
--- a/src/smpi/colls/allreduce/allreduce-mvapich-two-level.cpp
+++ b/src/smpi/colls/allreduce/allreduce-mvapich-two-level.cpp
@@ -91,9 +91,9 @@ int allreduce__mvapich2_two_level(const void *sendbuf,
     int local_rank = -1, local_size = 0;
 
     //if not set (use of the algo directly, without mvapich2 selector)
-    if(MV2_Allreduce_intra_function==NULL)
+    if (MV2_Allreduce_intra_function == nullptr)
       MV2_Allreduce_intra_function = allreduce__mpich;
-    if(MV2_Allreducection==NULL)
+    if (MV2_Allreducection == nullptr)
       MV2_Allreducection = allreduce__rdb;
 
     if(comm->get_leaders_comm()==MPI_COMM_NULL){