From 45d848c9102fe89217153fa991aea6d78fa12b83 Mon Sep 17 00:00:00 2001
From: Cloud Wu <cloudwu@gmail.com>
Date: Mon, 4 Dec 2017 10:55:25 +0800
Subject: [PATCH] bugfix: inc sending ref, See issue #774

---
 skynet-src/socket_server.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/skynet-src/socket_server.c b/skynet-src/socket_server.c
index d07adaa6..0d2fe6dd 100644
--- a/skynet-src/socket_server.c
+++ b/skynet-src/socket_server.c
@@ -747,6 +747,8 @@ send_buffer(struct socket_server *ss, struct socket *s, struct socket_lock *l, s
 			s->high.head = buf;
 		}
 		s->dw_buffer = NULL;
+		// socket locked. Don't need use 'add_sending_ref', just ATOM_INC is ok.
+		ATOM_INC(&s->sending);
 	}
 	int r = send_buffer_(ss,s,l,result);
 	socket_unlock(l);