diff --git a/src/atom_vec_line.cpp b/src/atom_vec_line.cpp
index 65d7b2ebdb..af768f9943 100644
--- a/src/atom_vec_line.cpp
+++ b/src/atom_vec_line.cpp
@@ -490,7 +490,6 @@ int AtomVecLine::pack_data_bonus(double *buf, int /*flag*/)
       buf[m++] = y2;
     } else m += size_data_bonus;
   }
-
   return m;
 }
 
diff --git a/src/atom_vec_tri.cpp b/src/atom_vec_tri.cpp
index a345b78d8b..d5b48b9540 100644
--- a/src/atom_vec_tri.cpp
+++ b/src/atom_vec_tri.cpp
@@ -724,10 +724,8 @@ int AtomVecTri::pack_data_bonus(double *buf, int /*flag*/)
       buf[m++] = xc + dc3[0];
       buf[m++] = yc + dc3[1];
       buf[m++] = zc + dc3[2];
-    }
-    m++;
+    } else m += size_data_bonus;
   }
-
   return m;
 }
 
@@ -739,7 +737,7 @@ void AtomVecTri::write_data_bonus(FILE *fp, int n, double *buf, int /*flag*/)
 {
   int i = 0;
   while (i < n) {
-    fmt::print(fp,"{} {} {} {} {} {} {} {} {} {} {}\n", ubuf(buf[i]).i,
+    fmt::print(fp,"{} {} {} {} {} {} {} {} {} {}\n", ubuf(buf[i]).i,
                buf[i+1],buf[i+2],buf[i+3],buf[i+4],buf[i+5],buf[i+6],
                buf[i+7],buf[i+8],buf[i+9]);
     i += size_data_bonus;
diff --git a/src/write_data.cpp b/src/write_data.cpp
index bfc0029ed6..1ec24a99cd 100644
--- a/src/write_data.cpp
+++ b/src/write_data.cpp
@@ -669,7 +669,7 @@ void WriteData::bonus(int flag)
   int maxvalues;
   MPI_Allreduce(&nvalues,&maxvalues,1,MPI_INT,MPI_MAX,world);
 
-  double *buf;
+  double *buf = nullptr;
   if (me == 0) memory->create(buf,MAX(1,maxvalues),"write_data:buf");
   else memory->create(buf,MAX(1,nvalues),"write_data:buf");