From ec936113070e7705899dd51a7ad178a9eff249ff Mon Sep 17 00:00:00 2001
From: Norman Rasmussen <norman@rasmussen.co.za>
Date: Tue, 28 Dec 2021 22:55:52 -0800
Subject: [PATCH] examples/mqttc: Fix handling of getaddrinfo errors

commit 36d4bfa7749ecd48ace51eddb613418350c614d7 set a hostname to work
around getaddrinfo failing. getaddrinfo returns a non-zero value on
error, and there should be an early return after the error message is
printed.
---
 examples/mqttc/mqttc_pub.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/examples/mqttc/mqttc_pub.c b/examples/mqttc/mqttc_pub.c
index ea70a2d0c..6394dbf3e 100644
--- a/examples/mqttc/mqttc_pub.c
+++ b/examples/mqttc/mqttc_pub.c
@@ -153,9 +153,10 @@ static int initserver(const FAR struct mqttc_cfg_s *cfg)
   printf("Connecting to %s:%s...\n", cfg->host, cfg->port);
 
   ret = getaddrinfo(cfg->host, cfg->port, &hints, &servinfo);
-  if (ret < 0)
+  if (ret != OK)
     {
       printf("ERROR! getaddrinfo() failed: %s\n", gai_strerror(ret));
+      return -1;
     }
 
   itr = servinfo;