From dc928d299a9eb019e4701d53a7a13dc2cb2789e5 Mon Sep 17 00:00:00 2001
From: Ruben Kerkhof <ruben@rubenkerkhof.com>
Date: Sun, 5 Jun 2016 14:36:36 +0200
Subject: [PATCH] wg_send_buffer: return error if fd < 0

CID 116310
---
 src/write_graphite.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/write_graphite.c b/src/write_graphite.c
index 3dc4df42..0f9a8bea 100644
--- a/src/write_graphite.c
+++ b/src/write_graphite.c
@@ -137,6 +137,9 @@ static int wg_send_buffer (struct wg_callback *cb)
 {
     ssize_t status;
 
+    if (cb->sock_fd < 0)
+        return (-1);
+
     status = swrite (cb->sock_fd, cb->send_buf, strlen (cb->send_buf));
     if (status != 0)
     {
-- 
2.11.0