s3/libsmb/py: avoid null deref with bad python arguments

Signed-off-by: Douglas Bagnall <douglas.bagnall@catalyst.net.nz>
Reviewed-by: Gary Lockyer <gary@catalyst.net.nz>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>

diff --git a/source3/libsmb/pylibsmb.c b/source3/libsmb/pylibsmb.c
index aac0d95ba07261dc36b3d2d119b7e61018eb684a..c09df91725118bd7fb49d08793562be0cfdefb70 100644 (file)
--- a/source3/libsmb/pylibsmb.c
+++ b/source3/libsmb/pylibsmb.c
@@ -1558,7 +1558,7 @@ static PyObject *py_smb_setacl(struct py_cli_state *self, PyObject *args)
        if (!sd) {
                PyErr_Format(PyExc_TypeError,
                        "Expected dcerpc.security.descriptor as argument, got %s",
-                       talloc_get_name(pytalloc_get_ptr(py_sd)));
+                       pytalloc_get_name(py_sd));
                return NULL;
        }