From 527896f676d04f9efed3e8e7f030c9c19d9218ec Mon Sep 17 00:00:00 2001
From: fengzero <fengzero@fengzero.com>
Date: Wed, 21 Jun 2023 08:55:23 +0000
Subject: [PATCH] fix(connection): check result of recv

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

diff --git a/src/connection/connection.c b/src/connection/connection.c
index b718d6d7..0fe054cd 100644
--- a/src/connection/connection.c
+++ b/src/connection/connection.c
@@ -515,7 +515,7 @@ ssize_t neu_conn_udp_recvfrom(neu_conn_t *conn, uint8_t *buf, ssize_t len,
         zlog_error(conn->param.log,
                    "conn udp fd: %d, recv buf len %zd, ret: %zd, errno: %s(%d)",
                    conn->fd, len, ret, strerror(errno), errno);
-        if (errno == EPIPE || (ret == 0 && errno != 0)) {
+        if (ret == 0 || (ret == -1 && errno != EAGAIN)) {
             conn_disconnect(conn);
         }
     }