From e64d327ea8ef9596b3e2237f1ec19a024ed6d95d Mon Sep 17 00:00:00 2001
From: Leandro Lanzieri <leandro.lanzieri@haw-hamburg.de>
Date: Thu, 7 Nov 2019 16:45:09 +0100
Subject: [PATCH] tests/gnrc_udp: Adapt to change in ipv6_addr_split_iface

---
 tests/gnrc_udp/udp.c | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/tests/gnrc_udp/udp.c b/tests/gnrc_udp/udp.c
index 1689ddbe87..f0355e2c5c 100644
--- a/tests/gnrc_udp/udp.c
+++ b/tests/gnrc_udp/udp.c
@@ -82,8 +82,8 @@ static void *_eventloop(void *arg)
 static void send(char *addr_str, char *port_str, char *data_len_str, unsigned int num,
                  unsigned int delay)
 {
-    gnrc_netif_t *netif;
-    int iface;
+    gnrc_netif_t *netif = NULL;
+    char *iface;
     char *conversion_end;
     uint16_t port;
     ipv6_addr_t addr;
@@ -91,11 +91,11 @@ static void send(char *addr_str, char *port_str, char *data_len_str, unsigned in
 
     /* get interface, if available */
     iface = ipv6_addr_split_iface(addr_str);
-    if ((iface < 0) && (gnrc_netif_numof() == 1)) {
+    if ((!iface) && (gnrc_netif_numof() == 1)) {
         netif = gnrc_netif_iter(NULL);
     }
-    else {
-        netif = gnrc_netif_get_by_pid(iface);
+    else if (iface) {
+        netif = gnrc_netif_get_by_pid(atoi(iface));
     }
     /* parse destination address */
     if (ipv6_addr_from_str(&addr, addr_str) == NULL) {