Fix max_queued_message 0 stopping clients from receiving messages.

Closes #2789. Thanks to Daedaluz.
eclipse · Aug 22, 2023 · bfb373d · bfb373d
1 parent 166d148
commit bfb373d
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diff --git a/ChangeLog.txt b/ChangeLog.txt
@@ -1,3 +1,11 @@
+2.0.16 - 2023-08-22
+===================
+
+Broker:
+- Fix `max_queued_message 0` stopping clients from receiving messages.
+ Closes #2879.
+
+
 2.0.16 - 2023-08-16
 ===================
 

diff --git a/lib/packet_mosq.c b/lib/packet_mosq.c
@@ -154,7 +154,7 @@ int packet__queue(struct mosquitto *mosq, struct mosquitto__packet *packet)
  pthread_mutex_lock(&mosq->out_packet_mutex);
 
 #ifdef WITH_BROKER
- if(mosq->out_packet_count >= db.config->max_queued_messages){
+ if(db.config->max_queued_messages > 0 && mosq->out_packet_count >= db.config->max_queued_messages){
  mosquitto__free(packet);
  if(mosq->is_dropping == false){
  mosq->is_dropping = true;