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examples/mqttc: Fix handling of getaddrinfo errors

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commit 36d4bfa774 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.
This commit is contained in:
Norman Rasmussen 2021-12-28 22:55:52 -08:00 committed by Xiang Xiao
parent 2a4db81217
commit ec93611307
1 changed files with 2 additions and 1 deletions
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examples/mqttc/mqttc_pub.c
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@ -153,9 +153,10 @@ static int initserver(const FAR struct mqttc_cfg_s *cfg)
printf("Connecting to %s:%s...\n", cfg->host, cfg->port); printf("Connecting to %s:%s...\n", cfg->host, cfg->port);
ret = getaddrinfo(cfg->host, cfg->port, &hints, &servinfo); ret = getaddrinfo(cfg->host, cfg->port, &hints, &servinfo);
if (ret < 0) if (ret != OK)
{ {
printf("ERROR! getaddrinfo() failed: %s\n", gai_strerror(ret)); printf("ERROR! getaddrinfo() failed: %s\n", gai_strerror(ret));
return -1;
} }
itr = servinfo; itr = servinfo;