From: Yoga Ramalingam <yramalingam1@bloomberg.net>
Date: Wed, 3 Dec 2014 17:20:17 +0000 (-0500)
Subject: Fix Py list length check in cpy_build_meta()
X-Git-Tag: collectd-5.3.2~16^2~1
X-Git-Url: https://git.octo.it/?p=collectd.git;a=commitdiff_plain;h=f0cb93348f16ee9bb3138d1ef977ebc796123c9d

Fix Py list length check in cpy_build_meta()
---

diff --git a/src/pyvalues.c b/src/pyvalues.c
index 4f5c4ce3..137d5eb4 100644
--- a/src/pyvalues.c
+++ b/src/pyvalues.c
@@ -427,10 +427,9 @@ static meta_data_t *cpy_build_meta(PyObject *meta) {
 		cpy_log_exception("building meta data");
 		return NULL;
 	}
-
 	s = PyList_Size(l);
-	if (s < 0)
-		return NULL;
+    if (s <= 0)
+        return NULL;
 
 	m = meta_data_create();
 	for (i = 0; i < s; ++i) {