IG Story Icon

@@ -727,6 +727,7 @@ PyImaging_LibTiffEncoderNew(PyObject *self, PyObject *args) {
  const RawModeID rawmode = findRawModeID(rawmode_name);
 
  if (get_packer(encoder, mode, rawmode) < 0) {
+ Py_DECREF(encoder);
  return NULL;
  }
 
@@ -742,6 +743,7 @@ PyImaging_LibTiffEncoderNew(PyObject *self, PyObject *args) {
  for (pos = 0; pos < tags_size; pos++) {
  item = PyList_GetItemRef(tags, pos);
  if (item == NULL) {
+ Py_DECREF(encoder);
  return NULL;
  }
 
@@ -766,6 +768,7 @@ PyImaging_LibTiffEncoderNew(PyObject *self, PyObject *args) {
  if (!is_core_tag) {
  PyObject *tag_type;
  if (PyDict_GetItemRef(types, key, &tag_type) < 0) {
+ Py_DECREF(encoder);
  return NULL; // Exception has been already set
  }
  if (tag_type) {
@@ -837,6 +840,7 @@ PyImaging_LibTiffEncoderNew(PyObject *self, PyObject *args) {
  if (key_int == TIFFTAG_COLORMAP) {
  int stride = 256;
  if (len != 768) {
+ Py_DECREF(encoder);
  PyErr_SetString(
  PyExc_ValueError, "Requiring 768 items for Colormap"
  );