From: mquinson <mquinson@48e7efb5-ca39-0410-a469-dd3cf9ba447f>
Date: Thu, 5 Jun 2008 14:25:22 +0000 (+0000)
Subject: malloc(0) fails on AIX
X-Git-Tag: v3.3~417
X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/commitdiff_plain/feddb3e3d068d66be616cc2a4eac3b442db4e0b1?ds=sidebyside

malloc(0) fails on AIX

git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/simgrid/simgrid/trunk@5545 48e7efb5-ca39-0410-a469-dd3cf9ba447f
---

diff --git a/src/gras/Msg/sg_msg.c b/src/gras/Msg/sg_msg.c
index 90d3259487..7bda9a1395 100644
--- a/src/gras/Msg/sg_msg.c
+++ b/src/gras/Msg/sg_msg.c
@@ -58,7 +58,11 @@ void gras_msg_send_ext(gras_socket_t   sock,
 					      payload,msg->payl);
   } else if (kind == e_gras_msg_kind_rpcanswer) {
     msg->payl_size=gras_datadesc_size(msgtype->answer_type);
-    msg->payl=xbt_malloc(msg->payl_size);
+    if (msg->payl_size)
+       msg->payl=xbt_malloc(msg->payl_size);
+    else
+       msg->payl=NULL;
+     
     if (msgtype->answer_type)
       whole_payload_size = gras_datadesc_memcpy(msgtype->answer_type,
 						payload, msg->payl);