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| author | Armin Rigo <arigo@tunes.org> | 2020-10-14 11:13:38 +0200 |
|---|---|---|
| committer | Armin Rigo <arigo@tunes.org> | 2020-10-14 11:13:38 +0200 |
| commit | c6c5b0d848b02aaf8d3e43d8cc191f53a1e9664e (patch) | |
| tree | 39343932024e3eb7c8b6e5ba269bbc5f306645c9 /c/_cffi_backend.c | |
| parent | 751f5adef7bd714b0e453d6d0d678177e8eb727f (diff) | |
| download | cffi-c6c5b0d848b02aaf8d3e43d8cc191f53a1e9664e.tar.gz | |
Issue #475
Fix a crash that can occur only if there is an error when building a callback
(in very rare cases), or in debug mode.
Diffstat (limited to 'c/_cffi_backend.c')
| -rw-r--r-- | c/_cffi_backend.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/c/_cffi_backend.c b/c/_cffi_backend.c index ecf0c8f..c9919ab 100644 --- a/c/_cffi_backend.c +++ b/c/_cffi_backend.c @@ -6299,8 +6299,8 @@ static PyObject *b_callback(PyObject *self, PyObject *args) cd->head.c_type = ct; cd->head.c_data = (char *)closure_exec; cd->head.c_weakreflist = NULL; + closure->user_data = NULL; cd->closure = closure; - PyObject_GC_Track(cd); cif_descr = (cif_description_t *)ct->ct_extra; if (cif_descr == NULL) { @@ -6357,6 +6357,7 @@ static PyObject *b_callback(PyObject *self, PyObject *args) "different from the 'ffi.h' file seen at compile-time)"); goto error; } + PyObject_GC_Track(cd); return (PyObject *)cd; error: |