774   nghttp2_stream *dep_stream = NULL;  in nghttp2_session_reprioritize_stream()  local
785     dep_stream = nghttp2_session_get_stream_raw(session, pri_spec->stream_id);  in nghttp2_session_reprioritize_stream()
787     if (!dep_stream &&  in nghttp2_session_reprioritize_stream()
792       dep_stream = nghttp2_session_open_stream(  in nghttp2_session_reprioritize_stream()
796       if (dep_stream == NULL) {  in nghttp2_session_reprioritize_stream()
799     } else if (!dep_stream || !nghttp2_stream_in_dep_tree(dep_stream)) {  in nghttp2_session_reprioritize_stream()
806     dep_stream = &session->root;  in nghttp2_session_reprioritize_stream()
807   } else if (nghttp2_stream_dep_find_ancestor(dep_stream, stream)) {  in nghttp2_session_reprioritize_stream()
809            dep_stream, dep_stream->stream_id, stream, stream->stream_id);  in nghttp2_session_reprioritize_stream()
811     nghttp2_stream_dep_remove_subtree(dep_stream);  in nghttp2_session_reprioritize_stream()
812     rv = nghttp2_stream_dep_add_subtree(stream->dep_prev, dep_stream);  in nghttp2_session_reprioritize_stream()
818   assert(dep_stream);  in nghttp2_session_reprioritize_stream()
820   if (dep_stream == stream->dep_prev && !pri_spec->exclusive) {  in nghttp2_session_reprioritize_stream()
833     rv = nghttp2_stream_dep_insert_subtree(dep_stream, stream);  in nghttp2_session_reprioritize_stream()
835     rv = nghttp2_stream_dep_add_subtree(dep_stream, stream);  in nghttp2_session_reprioritize_stream()
1033   nghttp2_stream *dep_stream = NULL;  in nghttp2_session_open_stream()  local
1060     dep_stream = nghttp2_session_get_stream_raw(session, pri_spec->stream_id);  in nghttp2_session_open_stream()
1062     if (!dep_stream &&  in nghttp2_session_open_stream()
1068       dep_stream = nghttp2_session_open_stream(  in nghttp2_session_open_stream()
1072       if (dep_stream == NULL) {  in nghttp2_session_open_stream()
1079     } else if (!dep_stream || !nghttp2_stream_in_dep_tree(dep_stream)) {  in nghttp2_session_open_stream()
1145     dep_stream = &session->root;  in nghttp2_session_open_stream()
1148   assert(dep_stream);  in nghttp2_session_open_stream()
1151     rv = nghttp2_stream_dep_insert(dep_stream, stream);  in nghttp2_session_open_stream()
1156     nghttp2_stream_dep_add(dep_stream, stream);  in nghttp2_session_open_stream()