add check

simgrid · May 14, 2024 · c51dabc · c51dabc
1 parent 1309ecd
commit c51dabc
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/src/File.cpp b/src/File.cpp
@@ -137,6 +137,8 @@ namespace simgrid::module::fs {
      * @param simulate_it: if true simulate the I/O, if false the I/O takes zero time
      */
     sg_size_t File::write(sg_size_t num_bytes, bool simulate_it) {
+        if (num_bytes == 0) /* Nothing to write, return */
+            return 0;
         int my_sequence_number = write_init_checks(num_bytes);
 
         // Do the I/O simulation if need be