Fixed small memory when using Util_snprintf().

git-svn-id: http://svn.cactuscode.org/arrangements/CactusPUGHIO/IOHDF5Util/trunk@127 7842ec3a-9562-4be5-9c5b-06ba18f2b668

1 files changed, 9 insertions, 1 deletions

diff --git a/src/RecoverVar.c b/src/RecoverVar.c
index 593dda4..90072a2 100644
--- a/src/RecoverVar.c
+++ b/src/RecoverVar.c
@@ -384,7 +384,7 @@ static int GetCommonAttributes (const cGH *GH,
   hid_t datatype, dataspace;
   hsize_t rank_stored, *dims_stored;
   int grouptype_stored, numtimelevels_stored;
-  char *groupname, *msg;
+  char *groupname, *msg, *oldmsg;
   char groupname_stored[128];
 
 
@@ -513,16 +513,24 @@ static int GetCommonAttributes (const cGH *GH,
                      fullname, (int) dims_stored[0]);
       for (i = 1; i < group_static_data.dim; i++)
       {
+        oldmsg = msg;
         Util_asprintf (&msg, "%s, %d", msg, (int) dims_stored[i]);
+        free (oldmsg);
       }
       dims = unchunked ? group_dynamic_data.gsh : group_dynamic_data.lsh;
+      oldmsg = msg;
       Util_asprintf (&msg, "%s), expected (%d", msg,
                      dims[group_static_data.dim - 1]);
+      free (oldmsg);
       for (i = 1; i < group_static_data.dim; i++)
       {
+        oldmsg = msg;
         Util_asprintf (&msg, "%s, %d", msg, dims[group_static_data.dim-i-1]);
+        free (oldmsg);
       }
+      oldmsg = msg;
       Util_asprintf (&msg, "%s)", msg);
+      free (oldmsg);
       CCTK_VWarn (2, __LINE__, __FILE__, CCTK_THORNSTRING, msg);
       free (msg);
     }