From: Marco Bettini <marco.bettini@open-xchange.com>
Date: Mon, 27 Mar 2023 08:19:38 +0000 (+0000)
Subject: lib-master: stats_event_callback() - Skip if conn.output is already closed
X-Git-Tag: 2.4.0~2819
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=dae0d54cfda6fa22e1a742f2c905b4425451f816;p=thirdparty%2Fdovecot%2Fcore.git

lib-master: stats_event_callback() - Skip if conn.output is already closed

This also prevents further errors from happening on the closed stream.
---

diff --git a/src/lib-master/stats-client.c b/src/lib-master/stats-client.c
index 6bff475365..3499069e1d 100644
--- a/src/lib-master/stats-client.c
+++ b/src/lib-master/stats-client.c
@@ -239,7 +239,7 @@ stats_event_callback(struct event *event, enum event_callback_type type,
 		return TRUE;
 	struct stats_client *client =
 		(struct stats_client *)stats_clients->connections;
-	if (client->conn.output == NULL)
+	if (client->conn.output == NULL || client->conn.output->closed)
 		return TRUE;
 
 	switch (type) {