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bpo-31095: fix potential crash during GC (GH-2974)

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INADA Naoki 2017-08-24 14:55:17 +09:00 • committed by GitHub
parent bf9075a0c5
commit a6296d34a4
14 changed files with 60 additions and 13 deletions
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3
Modules/_ssl.c
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@ -2778,6 +2778,8 @@ context_clear(PySSLContext *self)
static void
context_dealloc(PySSLContext *self)
{
/* bpo-31095: UnTrack is needed before calling any callbacks */
PyObject_GC_UnTrack(self);
context_clear(self);
SSL_CTX_free(self->ctx);
#ifdef OPENSSL_NPN_NEGOTIATED
@ -4292,6 +4294,7 @@ static PyTypeObject PySSLMemoryBIO_Type = {
static void
PySSLSession_dealloc(PySSLSession *self)
{
/* bpo-31095: UnTrack is needed before calling any callbacks */
PyObject_GC_UnTrack(self);
Py_XDECREF(self->ctx);
if (self->session != NULL) {