python plugin: Check return value of malloc().

CID: 37981, 37982, 37983

diff --git a/src/python.c b/src/python.c
index 6a65ff2..10d283d 100644 (file)
--- 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;