From: Christophe Thiéry <christopho128@gmail.com>
Date: Fri, 28 Oct 2011 08:57:54 +0000 (+0200)
Subject: memset with a size of 0 is forbidden
X-Git-Tag: exp_20120216~540^2~4
X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/commitdiff_plain/553f377a24c4530332edc5df6e99dab3ab082529?ds=sidebyside

memset with a size of 0 is forbidden
---

diff --git a/src/gras/DataDesc/ddt_convert.c b/src/gras/DataDesc/ddt_convert.c
index e329d76215..1d9c1cd312 100644
--- a/src/gras/DataDesc/ddt_convert.c
+++ b/src/gras/DataDesc/ddt_convert.c
@@ -197,7 +197,9 @@ gras_dd_convert_elm(gras_datadesc_type_t type, int count,
           padding = (*r_sign > 127) ? 0xff : 0;
         }
 
-        memset(l_data, padding, l_size);
+        if (l_size != 0) {
+          memset(l_data, padding, l_size);
+        }
         memcpy(!gras_arches[r_arch].endian ? l_data
                : ((char *) l_data + sizeChange), r_data, r_size);