Fix bug in particle handler insertion

Fix a bug in ParticleHandler::insert_particles(const
std::vector<Point<spacedim>> &positions) that occurs when no particles
are inserted on some processors.

diff --git a/source/particles/particle_handler.cc b/source/particles/particle_handler.cc
index 2f12ce3e91c62f42a8c0de1b9e725822f2050360..f86f0ceabf652918f0c262b471d533d100de7b11 100644 (file)
--- a/source/particles/particle_handler.cc
+++ b/source/particles/particle_handler.cc
@@ -590,9 +590,6 @@ namespace Particles
 
     (void)missing_points;
 
-    if (cells.size() == 0)
-      return;
-
     for (unsigned int i = 0; i < cells.size(); ++i)
       for (unsigned int p = 0; p < local_positions[i].size(); ++p)
         insert_particle(positions[index_map[i][p]],