From a06fca2ef6eb587778ef140dc4cb2692ffadf934 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E4=BA=91=E9=A3=8E?= <cloudwu@gmail.com>
Date: Thu, 6 Jun 2013 14:30:00 +0800
Subject: [PATCH] avoid close socket duplicate

---
 gate/mread.c | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/gate/mread.c b/gate/mread.c
index 5a8705d67..c0f53c67a 100644
--- a/gate/mread.c
+++ b/gate/mread.c
@@ -580,16 +580,20 @@ _link_node(struct ringbuffer * rb, int id, struct socket * s , struct ringbuffer
 void
 mread_close_client(struct mread_pool * self, int id) {
 	struct socket * s = &self->sockets[id];
-	s->status = SOCKET_HALFCLOSE;
-	try_close(self,s);
+	if (s->status >= SOCKET_ALIVE && s->status != SOCKET_HALFCLOSE) {
+		s->status = SOCKET_HALFCLOSE;
+		try_close(self, s);
+	}
 }
 
 static void
 force_close_client(struct mread_pool * self, int id) {
 	struct socket * s = &self->sockets[id];
 	free_buffer(&s->client);
-	s->status = SOCKET_HALFCLOSE;
-	try_close(self, s);
+	if (s->status >= SOCKET_ALIVE && s->status != SOCKET_HALFCLOSE) {
+		s->status = SOCKET_HALFCLOSE;
+		try_close(self, s);
+	}
 }
 
 static void