Don't progress TLS state machine on peer CRT chain parsing error
diff --git a/library/ssl_tls.c b/library/ssl_tls.c
index e3663fc..ff38eb0 100644
--- a/library/ssl_tls.c
+++ b/library/ssl_tls.c
@@ -6453,7 +6453,7 @@
     ssl_clear_peer_cert( ssl->session_negotiate );
 
     if( ( ret = ssl_parse_certificate_chain( ssl ) ) != 0 )
-        goto exit;
+        return( ret );
 
 #if defined(MBEDTLS_SSL__ECP_RESTARTABLE)
     if( ssl->handshake->ecrs_enabled)