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-rw-r--r--lib/http2.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/lib/http2.c b/lib/http2.c
index c4f9a467b..dae7f4a6f 100644
--- a/lib/http2.c
+++ b/lib/http2.c
@@ -1136,6 +1136,15 @@ static ssize_t http2_recv(struct connectdata *conn, int sockindex,
stream->pausedata = NULL;
stream->pauselen = 0;
+
+ /* When NGHTTP2_ERR_PAUSE is returned from
+ data_source_read_callback, we might not process DATA frame
+ fully. Calling nghttp2_session_mem_recv() again will
+ continue to process DATA frame, but if there is no incoming
+ frames, then we have to call it again with 0-length data.
+ Without this, on_stream_close callback will not be called,
+ and stream could be hanged. */
+ nghttp2_session_mem_recv(httpc->h2, NULL, 0);
}
DEBUGF(infof(data, "http2_recv: returns unpaused %zd bytes on stream %u\n",
nread, stream->stream_id));