# HG changeset patch
# User David Soria Parra <davidsp@fb.com>
# Date 2014-09-24 20:16:20
# Node ID 9a860ac8c21658b238124ec3f0a291d4893fb3bd
# Parent  6f434ef5422269dc95c315ccb899ef4d5b3c38b8

parsers: fix uninitialize variable warning

The heads pointer is not initialized correctly if filter is false, causing
both clang and gcc to issue a warning. Correctly initialize heads to NULL.

diff --git a/mercurial/parsers.c b/mercurial/parsers.c
--- a/mercurial/parsers.c
+++ b/mercurial/parsers.c
@@ -854,7 +854,7 @@ static PyObject *index_headrevs(indexObj
 {
 	Py_ssize_t i, len, addlen;
 	char *nothead = NULL;
-	PyObject *heads;
+	PyObject *heads = NULL;
 	PyObject *filter = NULL;
 	PyObject *filteredrevs = Py_None;