(time_encryption): free cleartext buffer

git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@15595 ec53bebd-3082-4978-b11e-865c3cabbd6b

lib/krb5/test_crypto.c

@@ -83,6 +83,7 @@ time_encryption(krb5_context context, size_t size,
 	   etype_name, (unsigned long)size, iterations,
 	   (long)tv2.tv_sec, (long)tv2.tv_usec);
 
+    free(buf);
     krb5_crypto_destroy(context, crypto);
     krb5_free_keyblock_contents(context, &key);
 }