From: Arnaud Giersch <arnaud.giersch@iut-bm.univ-fcomte.fr>
Date: Thu, 9 Feb 2012 15:03:29 +0000 (+0100)
Subject: Fix segfault in smpi+tracing with detached sends.
X-Git-Tag: exp_20120216~21
X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/commitdiff_plain/bacbeb57f1e9eae6aa69a8f2fa5f455d7f4d1dac?hp=7f67129dcfc866e6ef4a1b266088a7e7eef1bf9f

Fix segfault in smpi+tracing with detached sends.
---

diff --git a/src/smpi/smpi_base.c b/src/smpi/smpi_base.c
index 47a0222484..e897b2ee15 100644
--- a/src/smpi/smpi_base.c
+++ b/src/smpi/smpi_base.c
@@ -127,7 +127,9 @@ void smpi_mpi_start(MPI_Request request)
 				    detached);
 
 #ifdef HAVE_TRACING
-    simcall_set_category (request->action, TRACE_internal_smpi_get_category());
+    /* FIXME: detached sends are not traceable (request->action == NULL) */
+    if (request->action)
+      simcall_set_category(request->action, TRACE_internal_smpi_get_category());
 #endif
   }
 }