[COMP] Fix invalid nullptr comparison for MPI Comm

Issue coolfluid#271
barche · Jan 14, 2018 · dce73eb · dce73eb
1 parent ed8bcaa
commit dce73eb
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/cf3/common/PE/Comm.hpp b/cf3/common/PE/Comm.hpp
@@ -80,7 +80,7 @@ class Common_API Comm : public boost::noncopyable {
   bool is_finalized() const;
   /// Checks if the PE is in valid state
   /// should be initialized and Communicator pointer is set
-  bool is_active() const { return is_initialized() && !is_finalized() && is_not_null(m_comm); }
+  bool is_active() const { return is_initialized() && !is_finalized() && m_comm != MPI_COMM_NULL; }
 
   /// overload the barrier function
   void barrier();