Decref swapped in PyCSimpleType_init

sergey-miryanov · sergey-miryanov · commit 8ff32f738a43 · 2025-03-19T00:56:47.000+05:00
diff --git a/Modules/_ctypes/_ctypes.c b/Modules/_ctypes/_ctypes.c
@@ -2379,6 +2379,7 @@ PyCSimpleType_init(PyObject *self, PyObject *args, PyObject *kwds)
         }
         StgInfo *sw_info;
         if (PyStgInfo_FromType(st, swapped, &sw_info) < 0) {
+            Py_DECREF(swapped);
             return -1;
         }
         assert(sw_info);

Original file line number	Diff line number	Diff line change
`@@ -2379,6 +2379,7 @@ PyCSimpleType_init(PyObject self, PyObject args, PyObject *kwds)`
`2379`	`2379`	`}`
`2380`	`2380`	`StgInfo *sw_info;`
`2381`	`2381`	`if (PyStgInfo_FromType(st, swapped, &sw_info) < 0) {`
	`2382`	`+ Py_DECREF(swapped);`
`2382`	`2383`	`return -1;`
`2383`	`2384`	`}`
`2384`	`2385`	`assert(sw_info);`