From: Florian Forster <octo@collectd.org>
Date: Tue, 8 Dec 2015 12:44:28 +0000 (+0100)
Subject: python plugin: Check return value of malloc().
X-Git-Tag: collectd-5.5.1~13^2~9
X-Git-Url: https://git.verplant.org/?a=commitdiff_plain;h=acee3e5ef13384b24d83da25a12f72e4e32c60ab;p=collectd.git

python plugin: Check return value of malloc().

CID: 37981, 37982, 37983
---

diff --git a/src/python.c b/src/python.c
index 6a65ff25..10d283d9 100644
--- a/src/python.c
+++ b/src/python.c
@@ -534,7 +534,12 @@ static PyObject *cpy_register_generic(cpy_callback_t **list_head, PyObject *args
 
 	Py_INCREF(callback);
 	Py_XINCREF(data);
+
 	c = malloc(sizeof(*c));
+	if (c == NULL)
+		return NULL;
+	memset (c, 0, sizeof (*c));
+
 	c->name = strdup(buf);
 	c->callback = callback;
 	c->data = data;
@@ -589,7 +594,12 @@ static PyObject *cpy_register_generic_userdata(void *reg, void *handler, PyObjec
 	
 	Py_INCREF(callback);
 	Py_XINCREF(data);
+
 	c = malloc(sizeof(*c));
+	if (c == NULL)
+		return NULL;
+	memset (c, 0, sizeof (*c));
+
 	c->name = strdup(buf);
 	c->callback = callback;
 	c->data = data;
@@ -624,7 +634,12 @@ static PyObject *cpy_register_read(PyObject *self, PyObject *args, PyObject *kwd
 	
 	Py_INCREF(callback);
 	Py_XINCREF(data);
+
 	c = malloc(sizeof(*c));
+	if (c == NULL)
+		return NULL;
+	memset (c, 0, sizeof (*c));
+
 	c->name = strdup(buf);
 	c->callback = callback;
 	c->data = data;