MEDIUM: mworker: stop the master proxy in the workers

The master proxy which handles the CLI should not be used or shown in
the stats of the workers. This proxy is now disabled after the fork.
diff --git a/include/proto/cli.h b/include/proto/cli.h
index 74052f7..c41c8bf 100644
--- a/include/proto/cli.h
+++ b/include/proto/cli.h
@@ -28,9 +28,12 @@
 
 int cli_has_level(struct appctx *appctx, int level);
 
+/* mworker proxy functions */
+
 int mworker_cli_proxy_create();
 int mworker_cli_proxy_new_listener(char *line);
 int mworker_cli_sockpair_new(struct mworker_proc *mworker_proc, int proc);
+void mworker_cli_proxy_stop();
 
 /* proxy mode cli functions */
 
diff --git a/src/cli.c b/src/cli.c
index 4ed8b93..6e7c3d0 100644
--- a/src/cli.c
+++ b/src/cli.c
@@ -2073,6 +2073,14 @@
  * The mworker functions are used to initialize the CLI in the master process
  */
 
+ /*
+ * Stop the mworker proxy
+ */
+void mworker_cli_proxy_stop()
+{
+	stop_proxy(mworker_proxy);
+}
+
 /*
  * Create the mworker CLI proxy
  */
diff --git a/src/haproxy.c b/src/haproxy.c
index 4e6d243..81db3e0 100644
--- a/src/haproxy.c
+++ b/src/haproxy.c
@@ -3058,6 +3058,8 @@
 			struct mworker_proc *child, *it;
 			master = 0;
 
+			mworker_cli_proxy_stop();
+
 			/* free proc struct of other processes  */
 			list_for_each_entry_safe(child, it, &proc_list, list) {
 				/* close the FD of the master side for all