Get pointer type right in BIO_ssl_shutdown()
Also, restore 1.0.2 behavior of looping over all BIO's in the chain.
Thanks to Joseph Bester for finding this and suggesting a fix to the
crash.
@@ -506,12 +506,13 @@ int BIO_ssl_copy_session_id(BIO *t, BIO *f)
void BIO_ssl_shutdown(BIO *b)
{
- SSL *s;
+ BIO_SSL *bdata;
- b = BIO_find_type(b, BIO_TYPE_SSL);
- if (b == NULL)
- return;
-
- s = BIO_get_data(b);
- SSL_shutdown(s);
+ for (; b != NULL; b = BIO_next(b)) {
+ if (BIO_method_type(b) != BIO_TYPE_SSL)
+ continue;
+ bdata = BIO_get_data(b);
+ if (bdata != NULL && bdata->ssl != NULL)
+ SSL_shutdown(bdata->ssl);
+ }
}
