From: Willy Tarreau <w@1wt.eu>
Date: Tue, 4 Dec 2018 14:20:11 +0000 (+0100)
Subject: BUG/MEDIUM: mux-h2: properly update the window size in HTX mode
X-Git-Tag: v1.9-dev10~54
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=0f799ca4dfdb8f5cdbf4cc55a380f912308a09fd;p=thirdparty%2Fhaproxy.git

BUG/MEDIUM: mux-h2: properly update the window size in HTX mode

When sending data in HTX mode, we forgot to update the window size, it
was the cause of the limitation to 1 GB in testing.

No backport is needed.
---

diff --git a/src/mux_h2.c b/src/mux_h2.c
index b93aa24f3e..5150b4e389 100644
--- a/src/mux_h2.c
+++ b/src/mux_h2.c
@@ -4369,6 +4369,8 @@ static size_t h2s_htx_frt_make_resp_data(struct h2s *h2s, struct htx *htx)
 
 	/* now let's copy this this into the output buffer */
 	memcpy(outbuf.area + 9, htx_get_blk_ptr(htx, blk), fsize);
+	h2s->mws -= fsize;
+	h2c->mws -= fsize;
 
  send_empty:
 	/* update the frame's size */