From 1c5b26c038573523958766d739804d2d63a4e247 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Joakim=20Nohlg=C3=A5rd?= <joakim.nohlgard@eistec.se>
Date: Sat, 23 Jul 2016 10:05:57 +0200
Subject: [PATCH] dist/tools/tunslip6: Change len to size_t in
 is_sensible_string

---
 dist/tools/tunslip/tunslip6.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/dist/tools/tunslip/tunslip6.c b/dist/tools/tunslip/tunslip6.c
index 50fa15bd17..3d454efbc0 100644
--- a/dist/tools/tunslip/tunslip6.c
+++ b/dist/tools/tunslip/tunslip6.c
@@ -147,7 +147,7 @@ stamptime(void)
 }
 
 int
-is_sensible_string(const unsigned char *s, int len)
+is_sensible_string(const unsigned char *s, size_t len)
 {
     if(len > 0) {
         if (s[0] == 0x60) {
@@ -157,7 +157,7 @@ is_sensible_string(const unsigned char *s, int len)
     }
 
     int ret = 0;
-    for (int i = 0; i < len; i++) {
+    for (size_t i = 0; i < len; i++) {
         if (s[i] == 0 || s[i] == '\r' || s[i] == '\n' || s[i] == '\t') {
             continue;
         }