[GNUnet-SVN] r25488 - gnunet/src/util

[gnunet]

Author: grothoff
Date: 2012-12-14 19:51:10 +0100 (Fri, 14 Dec 2012)
New Revision: 25488

Modified:
   gnunet/src/util/common_allocation.c
Log:
-allow NULL if n=0

Modified: gnunet/src/util/common_allocation.c
===================================================================
--- gnunet/src/util/common_allocation.c 2012-12-14 14:45:01 UTC (rev 25487)
+++ gnunet/src/util/common_allocation.c 2012-12-14 18:51:10 UTC (rev 25488)
@@ -286,6 +286,8 @@
 {
   char *res;
 
+  if (0 == len)
+    return GNUNET_strdup ("");
   GNUNET_assert_at (str != NULL, filename, linenumber);
   len = strnlen (str, len);
   res = GNUNET_xmalloc_ (len + 1, filename, linenumber);