From: Andre Tomt <andre@tomt.net>
Date: Mon, 7 May 2018 02:24:39 +0000 (+0200)
Subject: net/tls: Fix connection stall on partial tls record
X-Git-Tag: v4.14.42~29
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=8e1b8e327903a77ca78233b9ae3e8ba2ef3c4364;p=platform%2Fkernel%2Flinux-exynos.git

net/tls: Fix connection stall on partial tls record

[ Upstream commit 080324c36ade319f57e505633ab54f6f53289b45 ]

In the case of writing a partial tls record we forgot to clear the
ctx->in_tcp_sendpages flag, causing some connections to stall.

Fixes: c212d2c7fc47 ("net/tls: Don't recursively call push_record during tls_write_space callbacks")
Signed-off-by: Andre Tomt <andre@tomt.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/net/tls/tls_main.c b/net/tls/tls_main.c
index c314a66..dfef930 100644
--- a/net/tls/tls_main.c
+++ b/net/tls/tls_main.c
@@ -108,6 +108,7 @@ retry:
 			offset -= sg->offset;
 			ctx->partially_sent_offset = offset;
 			ctx->partially_sent_record = (void *)sg;
+			ctx->in_tcp_sendpages = false;
 			return ret;
 		}