Removed chunk_from_buf() in favor of a simpler chunk_from_chars() macro

src/libfast/session.c

@@ -77,15 +77,13 @@ static void add_filter(private_session_t *this, filter_t *filter)
  */
 static void create_sid(private_session_t *this, request_t *request)
 {
-	char buf[16];
-	chunk_t chunk = chunk_from_buf(buf);
 	rng_t *rng;
 
 	rng = lib->crypto->create_rng(lib->crypto, RNG_WEAK);
 	if (rng)
 	{
 		rng->get_bytes(rng, sizeof(buf), buf);
-		this->sid = chunk_to_hex(chunk, NULL, FALSE).ptr;
+		this->sid = chunk_to_hex(chunk_create(buf, sizeof(buf)), NULL, FALSE).ptr;
 		request->add_cookie(request, "SID", this->sid);
 		rng->destroy(rng);
 	}