print error when listener bind address is not valid

Signed-off-by: Vinod Kumar <[email protected]>
eclipse · Mar 13, 2019 · e9350fb · e9350fb
1 parent 8d513af
commit e9350fb
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/src/net.c b/src/net.c
@@ -407,7 +407,11 @@ int net__socket_listen(struct mosquitto__listener *listener)
  hints.ai_flags = AI_PASSIVE;
  hints.ai_socktype = SOCK_STREAM;
 
- if(getaddrinfo(listener->host, service, &hints, &ainfo)) return INVALID_SOCKET;
+ rc = getaddrinfo(listener->host, service, &hints, &ainfo);
+ if (rc){
+ log__printf(NULL, MOSQ_LOG_ERR, "Error creating listener: %s.", gai_strerror(rc));
+ return INVALID_SOCKET;
+ }
 
  listener->sock_count = 0;
  listener->socks = NULL;