curl_xml plugin: len is unsigned

[collectd.git] / src / curl_xml.c

diff --git a/src/curl_xml.c b/src/curl_xml.c
index 58cb42d..86cc87f 100644 (file)
--- a/src/curl_xml.c
+++ b/src/curl_xml.c
@@ -114,7 +114,7 @@ static size_t cx_curl_callback (void *buf, /* {{{ */
     return (0);
   }
 
-   if (len <= 0)
+   if (len == 0)
     return (len);
 
   if ((db->buffer_fill + len) >= db->buffer_size)