From: Michael Tremer <michael.tremer@ipfire.org>
Date: Mon, 5 Jul 2021 17:16:03 +0000 (+0000)
Subject: _pakfire: Do not allocate an empty array
X-Git-Tag: 0.9.28~1107
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=cb3f13aa5bf262a0d224bea6b6944bf4de8515f3;p=pakfire.git

_pakfire: Do not allocate an empty array

It is easier to check for NULL

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>
---

diff --git a/src/_pakfire/pakfire.c b/src/_pakfire/pakfire.c
index 8a8155596..de87c3e35 100644
--- a/src/_pakfire/pakfire.c
+++ b/src/_pakfire/pakfire.c
@@ -221,6 +221,8 @@ static int convert_packages(PyObject* object, void* address) {
 	}
 
 	const unsigned int length = PySequence_Length(object);
+	if (!length)
+		return Py_CLEANUP_SUPPORTED;
 
 	// Allocate array
 	*packages = calloc(length + 1, sizeof(*packages));