From d26c1ca84b76aa4c85b33ffbb0ee0a82cb75c092 Mon Sep 17 00:00:00 2001
From: Mark Wooding <mdw@distorted.org.uk>
Date: Sun, 20 Oct 2019 01:19:18 +0100
Subject: [PATCH] algorithms.c: Add missing guard for `del' to property `set'
 functions.

Continuing the work of 9444777c58c60253afdabf5b45011440845770e0.
---
 algorithms.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/algorithms.c b/algorithms.c
index 0f05f75..3d79c03 100644
--- a/algorithms.c
+++ b/algorithms.c
@@ -1675,10 +1675,14 @@ static int kxvikset_nround(PyObject *me, PyObject *val, void *hunoz)
 {
   kxvik_pyobj *k = (kxvik_pyobj *)me;
   unsigned n;
+  int rc = -1;
 
-  if (!convuint(val, &n)) return (-1);
+  if (!val) NIERR("__del__");
+  if (!convuint(val, &n)) goto end;
   k->n = n;
-  return (0);
+  rc = 0;
+end:
+  return (rc);
 }
 
 static PyGetSetDef kxvik_pygetset[] = {
-- 
2.11.0