X-Git-Url: https://git.verplant.org/?a=blobdiff_plain;f=src%2Fwrite_graphite.c;h=0f9a8bea86edd4828b9a47f06ad1fc62f40bec09;hb=ecf283d6b114f4612d7ed6bb8f9a6a1cfea43d30;hp=5acda6e0994f738e1a8e42e3d2d3b59057a0ea8b;hpb=cd5602386cf810ade2750bf026e5fe340765ce05;p=collectd.git

diff --git a/src/write_graphite.c b/src/write_graphite.c
index 5acda6e0..0f9a8bea 100644
--- a/src/write_graphite.c
+++ b/src/write_graphite.c
@@ -135,7 +135,10 @@ static void wg_reset_buffer (struct wg_callback *cb)
 
 static int wg_send_buffer (struct wg_callback *cb)
 {
-    ssize_t status = 0;
+    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)