diff --git a/lib/http2.c b/lib/http2.c index 951a0a884..d50f1731e 100644 --- a/lib/http2.c +++ b/lib/http2.c @@ -431,11 +431,13 @@ static int on_stream_close(nghttp2_session *session, int32_t stream_id, data_s = Curl_hash_pick(&conn->proto.httpc.streamsh, &stream_id, sizeof(stream_id)); if(!data_s) { - /* Receiving a Stream ID not in the hash should not happen, this is an - internal error more than anything else! */ - failf(conn->data, "Received frame on Stream ID: %x not in stream hash!", + /* We could get stream ID not in the hash. For example, if we + decided to reject stream (e.g., PUSH_PROMISE). We call infof + as a debugging purpose for now. */ + infof(conn->data, + "Received frame on Stream ID: %x not in stream hash!\n", stream_id); - return NGHTTP2_ERR_CALLBACK_FAILURE; + return 0; } stream = data_s->req.protop;