absent identity hint should be NULL

Reviewed-by: N Matt Caswell <matt@openssl.org>

absent identity hint should be NULL
Reviewed-by: N Matt Caswell <matt@openssl.org>
558ceae7 · Dr. Stephen Henson · fbab8bad · 558ceae7
隐藏空白更改
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Showing with 4 addition and 1 deletion

ssl/statem/statem_clnt.c ssl/statem/statem_clnt.c +4 -1

未找到文件。
--- a/ssl/statem/statem_clnt.c
+++ b/ssl/statem/statem_clnt.c
@@ -1650,7 +1650,10 @@ MSG_PROCESS_RETURN tls_process_key_exchange(SSL *s, PACKET *pkt)
            goto f_err;
        }

-        if (!PACKET_strndup(&psk_identity_hint,
+        if (PACKET_remaining(&psk_identity_hint) == 0) {
+            OPENSSL_free(s->session->psk_identity_hint);
+            s->session->psk_identity_hint = NULL;
+        } else if (!PACKET_strndup(&psk_identity_hint,
                            &s->session->psk_identity_hint)) {
            al = SSL_AD_INTERNAL_ERROR;
            goto f_err;