X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/23b86d7a1237de3fadd05968c3ffaea7c5209a6b..e7387f5bc38af29fe998381e97c6a4445a1b1557:/src/msg/msg_mailbox.c

diff --git a/src/msg/msg_mailbox.c b/src/msg/msg_mailbox.c
index 8f543a8422..83840e5c73 100644
--- a/src/msg/msg_mailbox.c
+++ b/src/msg/msg_mailbox.c
@@ -240,7 +240,7 @@ MSG_mailbox_put_with_timeout(msg_mailbox_t mailbox, msg_task_t task,
 
   /* Try to send it by calling SIMIX network layer */
   TRY {
-    smx_action_t comm = NULL;
+    smx_action_t comm = NULL; /* MC needs the comm to be set to NULL during the simix call  */
     comm = simcall_comm_isend(mailbox, t_simdata->message_size,
                                   t_simdata->rate, task, sizeof(void *),
                                   NULL, NULL, task, 0);