From ede1f547e72c89125b78d3fb1cf5dd7d9c68ec92 Mon Sep 17 00:00:00 2001
From: Paul Sokolovsky <pfalcon@users.sourceforge.net>
Date: Sat, 21 Nov 2015 17:17:25 +0200
Subject: [PATCH] unix/modsocket: Use snprintf(), as defined by
 lib/utils/printf.c.

---
 unix/modsocket.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/unix/modsocket.c b/unix/modsocket.c
index 0b0b171e5f..dad5135bfa 100644
--- a/unix/modsocket.c
+++ b/unix/modsocket.c
@@ -435,7 +435,7 @@ STATIC mp_obj_t mod_socket_getaddrinfo(mp_uint_t n_args, const mp_obj_t *args) {
     // it may seem stupid, we need to convert int to str
     if (MP_OBJ_IS_SMALL_INT(args[1])) {
         unsigned port = (unsigned short)MP_OBJ_SMALL_INT_VALUE(args[1]);
-        sprintf(buf, "%u", port);
+        snprintf(buf, sizeof(buf), "%u", port);
         serv = buf;
         hints.ai_flags = AI_NUMERICSERV;
 #ifdef __UCLIBC_MAJOR__