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-rw-r--r--src/rexmpp.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/rexmpp.c b/src/rexmpp.c
index f041765..d7e1364 100644
--- a/src/rexmpp.c
+++ b/src/rexmpp.c
@@ -1142,8 +1142,8 @@ rexmpp_err_t rexmpp_send (rexmpp_t *s, xmlNodePtr node)
if (rexmpp_xml_is_stanza(node)) {
if (s->sm_state == REXMPP_SM_ACTIVE) {
- if (s->stanzas_out_count - s->stanzas_out_acknowledged >=
- s->stanza_queue_size) {
+ if (s->stanzas_out_count >=
+ s->stanza_queue_size + s->stanzas_out_acknowledged) {
xmlFreeNode(node);
rexmpp_log(s, LOG_ERR, "The stanza queue is full, not sending.");
return REXMPP_E_STANZA_QUEUE_FULL;