fixed recv issue in tcp client example.

git-svn-id: https://rt-thread.googlecode.com/svn/trunk@2126 bbd45198-f89e-11dd-88c7-29a3b14d5316
2012-05-18 08:44:22 +00:00 · 2012-05-18 08:44:22 +00:00 · c891da75df
parent 844bca0bd6
commit c891da75df
1 changed files with 1 additions and 1 deletions
--- a/examples/network/tcpclient.c
+++ b/examples/network/tcpclient.c
@ -53,7 +53,7 @@ void tcpclient(const char* url, int port)
   {
       /* 从sock连接中接收最大1024字节数据 */
       bytes_received = recv(sock, recv_data, 1024, 0);
-       if (bytes_received < 0)
+       if (bytes_received <= 0)
       {
           /* 接收失败，关闭这个连接 */
           lwip_close(sock);