MINOR: log: move log-forwarders cleanup in log.c

Move the log-forwarded proxies cleanup from global deinit() function into
log dedicated deinit function.

No backport needed.

src/haproxy.c

@@ -2805,16 +2805,9 @@ void deinit(void)
 		free_proxy(p0);
 	}/* end while(p) */
 
-	/* we don't need to free sink_proxies_list proxies since it is
+	/* we don't need to free sink_proxies_list nor cfg_log_forward proxies since
-	 * already handled in sink_deinit()
+	 * they are respectively cleaned up in sink_deinit() and deinit_log_forward()
 	 */
-	p = cfg_log_forward;
-	/* we need to manually clean cfg_log_forward proxy list */
-	while (p) {
-		p0 = p;
-		p = p->next;
-		free_proxy(p0);
-	}
 
 	/* destroy all referenced defaults proxies  */
 	proxy_destroy_all_unref_defaults();

src/log.c

@@ -1958,6 +1958,20 @@ void deinit_log_buffers()
 	logline_rfc5424   = NULL;
 }
 
+/* Deinitialize log forwarder proxies used for syslog messages */
+void deinit_log_forward()
+{
+	struct proxy *p, *p0;
+
+	p = cfg_log_forward;
+	/* we need to manually clean cfg_log_forward proxy list */
+	while (p) {
+		p0 = p;
+		p = p->next;
+		free_proxy(p0);
+	}
+}
+
 /* Builds a log line in <dst> based on <list_format>, and stops before reaching
  * <maxsize> characters. Returns the size of the output string in characters,
  * not counting the trailing zero which is always added if the resulting size
@@ -3973,6 +3987,8 @@ REGISTER_CONFIG_SECTION("log-forward", cfg_parse_log_forward, NULL);
 REGISTER_PER_THREAD_ALLOC(init_log_buffers);
 REGISTER_PER_THREAD_FREE(deinit_log_buffers);
 
+REGISTER_POST_DEINIT(deinit_log_forward);
+
 /*
  * Local variables:
  *  c-indent-level: 8