From f3a23a9485371b65c5816b4bddd560d2b3a40501 Mon Sep 17 00:00:00 2001
From: Kezhu Wang <kezhuw@gmail.com>
Date: Thu, 14 Nov 2013 00:42:55 +0800
Subject: [PATCH] bugfix: mistake return value from send_buffer same with
 SOCKET_DATA, when it is propagated to skynet_socket_poll(), may crash the
 program

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

diff --git a/skynet-src/socket_server.c b/skynet-src/socket_server.c
index b65b300a..cd50de72 100644
--- a/skynet-src/socket_server.c
+++ b/skynet-src/socket_server.c
@@ -328,7 +328,7 @@ send_buffer(struct socket_server *ss, struct socket *s, struct socket_message *r
 				case EINTR:
 					continue;
 				case EAGAIN:
-					return 0;
+					return -1;
 				}
 				force_close(ss,s, result);
 				return SOCKET_CLOSE;