1 files changed, 19 insertions, 2 deletions

diff --git a/lib/nghttp2_stream.c b/lib/nghttp2_stream.c
index dc3a6b1..b3614a0 100644
--- a/lib/nghttp2_stream.c
+++ b/lib/nghttp2_stream.c
@@ -33,7 +33,7 @@
 #include "nghttp2_frame.h"
 
 /* Maximum distance between any two stream's cycle in the same
-   prirority queue.  Imagine stream A's cycle is A, and stream B's
+   priority queue.  Imagine stream A's cycle is A, and stream B's
    cycle is B, and A < B.  The cycle is unsigned 32 bit integer, it
    may get overflow.  Because of how we calculate the next cycle
    value, if B - A is less than or equals to
@@ -62,7 +62,6 @@ void nghttp2_stream_init(nghttp2_stream *stream, int32_t stream_id,
                          int32_t weight, int32_t remote_initial_window_size,
                          int32_t local_initial_window_size,
                          void *stream_user_data, nghttp2_mem *mem) {
-  nghttp2_map_entry_init(&stream->map_entry, (key_type)stream_id);
   nghttp2_pq_init(&stream->obq, stream_less, mem);
 
   stream->stream_id = stream_id;
@@ -101,6 +100,8 @@ void nghttp2_stream_init(nghttp2_stream *stream, int32_t stream_id,
   stream->descendant_next_seq = 0;
   stream->seq = 0;
   stream->last_writelen = 0;
+
+  stream->extpri = stream->http_extpri = NGHTTP2_EXTPRI_DEFAULT_URGENCY;
 }
 
 void nghttp2_stream_free(nghttp2_stream *stream) {
@@ -485,6 +486,10 @@ int nghttp2_stream_attach_item(nghttp2_stream *stream,
 
   stream->item = item;
 
+  if (stream->flags & NGHTTP2_STREAM_FLAG_NO_RFC7540_PRIORITIES) {
+    return 0;
+  }
+
   rv = stream_update_dep_on_attach_item(stream);
   if (rv != 0) {
     /* This may relave stream->queued == 1, but stream->item == NULL.
@@ -504,6 +509,10 @@ int nghttp2_stream_detach_item(nghttp2_stream *stream) {
   stream->item = NULL;
   stream->flags = (uint8_t)(stream->flags & ~NGHTTP2_STREAM_FLAG_DEFERRED_ALL);
 
+  if (stream->flags & NGHTTP2_STREAM_FLAG_NO_RFC7540_PRIORITIES) {
+    return 0;
+  }
+
   return stream_update_dep_on_detach_item(stream);
 }
 
@@ -515,6 +524,10 @@ int nghttp2_stream_defer_item(nghttp2_stream *stream, uint8_t flags) {
 
   stream->flags |= flags;
 
+  if (stream->flags & NGHTTP2_STREAM_FLAG_NO_RFC7540_PRIORITIES) {
+    return 0;
+  }
+
   return stream_update_dep_on_detach_item(stream);
 }
 
@@ -530,6 +543,10 @@ int nghttp2_stream_resume_deferred_item(nghttp2_stream *stream, uint8_t flags) {
     return 0;
   }
 
+  if (stream->flags & NGHTTP2_STREAM_FLAG_NO_RFC7540_PRIORITIES) {
+    return 0;
+  }
+
   return stream_update_dep_on_attach_item(stream);
 }