From f2394fe93af07b1926a9d8e49bca31a19d0b3d50 Mon Sep 17 00:00:00 2001
From: Sebastian Berg <sebastianb@nvidia.com>
Date: Wed, 14 Dec 2022 11:50:51 +0100
Subject: [PATCH] BUG: Fix refcounting errors found using pytest-leaks

These are the clear errors I found based on pytest-leaks.  One day
it would be nice to fix up pytest-leaks to better support newer
versions of pytest and cleaning up fixtures...
---
 numpy/core/src/multiarray/convert.c | 3 +++
 numpy/core/src/umath/ufunc_object.c | 3 ---
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/numpy/core/src/multiarray/convert.c b/numpy/core/src/multiarray/convert.c
index 092a17c893cc..0ca291c7ebc8 100644
--- a/numpy/core/src/multiarray/convert.c
+++ b/numpy/core/src/multiarray/convert.c
@@ -393,6 +393,9 @@ PyArray_FillWithScalar(PyArrayObject *arr, PyObject *obj)
             PyArray_BYTES(arr), PyArray_STRIDES(arr),
             descr, value);
 
+    if (PyDataType_REFCHK(descr)) {
+        PyArray_Item_XDECREF(value, descr);
+    }
     PyMem_FREE(value_buffer_heap);
     return retcode;
 }
diff --git a/numpy/core/src/umath/ufunc_object.c b/numpy/core/src/umath/ufunc_object.c
index b2955a6a59b3..3c977cb1cf1d 100644
--- a/numpy/core/src/umath/ufunc_object.c
+++ b/numpy/core/src/umath/ufunc_object.c
@@ -6456,7 +6456,6 @@ py_resolve_dtypes_generic(PyUFuncObject *ufunc, npy_bool return_context,
          /* Explicitly allow int, float, and complex for the "weak" types. */
         else if (descr_obj == (PyObject *)&PyLong_Type) {
             descr = PyArray_DescrFromType(NPY_LONG);
-            Py_INCREF(descr);
             dummy_arrays[i] = (PyArrayObject *)PyArray_Empty(0, NULL, descr, 0);
             if (dummy_arrays[i] == NULL) {
                 goto finish;
@@ -6468,7 +6467,6 @@ py_resolve_dtypes_generic(PyUFuncObject *ufunc, npy_bool return_context,
         }
         else if (descr_obj == (PyObject *)&PyFloat_Type) {
             descr = PyArray_DescrFromType(NPY_DOUBLE);
-            Py_INCREF(descr);
             dummy_arrays[i] = (PyArrayObject *)PyArray_Empty(0, NULL, descr, 0);
             if (dummy_arrays[i] == NULL) {
                 goto finish;
@@ -6480,7 +6478,6 @@ py_resolve_dtypes_generic(PyUFuncObject *ufunc, npy_bool return_context,
         }
         else if (descr_obj == (PyObject *)&PyComplex_Type) {
             descr = PyArray_DescrFromType(NPY_CDOUBLE);
-            Py_INCREF(descr);
             dummy_arrays[i] = (PyArrayObject *)PyArray_Empty(0, NULL, descr, 0);
             if (dummy_arrays[i] == NULL) {
                 goto finish;