From: Christophe Thiéry <christopho128@gmail.com>
Date: Fri, 6 Jan 2012 14:26:26 +0000 (+0100)
Subject: MSG: don't keep pointers to a structure freed
X-Git-Tag: exp_20120216~194
X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/commitdiff_plain/453654a13f55c08d8932b79561bfeba5b69e27ae

MSG: don't keep pointers to a structure freed
---

diff --git a/src/msg/msg_process.c b/src/msg/msg_process.c
index 8a2f8eaf00..5030416b5e 100644
--- a/src/msg/msg_process.c
+++ b/src/msg/msg_process.c
@@ -26,6 +26,11 @@ XBT_LOG_NEW_DEFAULT_SUBCATEGORY(msg_process, msg,
  */
 
 /******************************** Process ************************************/
+
+/**
+ * \brief Cleans the MSG data of a process.
+ * \param smx_proc a SIMIX process
+ */
 void MSG_process_cleanup_from_SIMIX(smx_process_t smx_proc)
 {
   simdata_process_t msg_proc;
@@ -33,9 +38,11 @@ void MSG_process_cleanup_from_SIMIX(smx_process_t smx_proc)
   if (smx_proc == SIMIX_process_self()) {
     /* avoid a SIMIX request if this function is called by the process itself */
     msg_proc = SIMIX_process_self_get_data(smx_proc);
+    SIMIX_process_self_set_data(smx_proc, NULL);
   }
   else {
     msg_proc = SIMIX_req_process_get_data(smx_proc);
+    SIMIX_req_process_set_data(smx_proc, NULL);
   }
 
 #ifdef HAVE_TRACING