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Message-Id: <20170811220219.785735249@linuxfoundation.org>
Date: Fri, 11 Aug 2017 15:02:22 -0700
From: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To: linux-kernel@...r.kernel.org
Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
stable@...r.kernel.org, Michal Kubecek <mkubecek@...e.cz>,
Vlad Yasevich <vyasevic@...hat.com>,
"David S. Miller" <davem@...emloft.net>,
Sasha Levin <alexander.levin@...izon.com>
Subject: [PATCH 4.4 08/15] revert "net: account for current skb length when deciding about UFO"
4.4-stable review patch. If anyone has any objections, please let me know.
------------------
This reverts commit ef09c9ff343122a0b245416066992d096416ff19 which is
commit a5cb659bbc1c8644efa0c3138a757a1e432a4880 upstream as it causes
merge issues with later patches that are much more important...
Cc: Michal Kubecek <mkubecek@...e.cz>
Cc: Vlad Yasevich <vyasevic@...hat.com>
Cc: David S. Miller <davem@...emloft.net>
Cc: Sasha Levin <alexander.levin@...izon.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
---
net/ipv4/ip_output.c | 3 +--
net/ipv6/ip6_output.c | 2 +-
2 files changed, 2 insertions(+), 3 deletions(-)
--- a/net/ipv4/ip_output.c
+++ b/net/ipv4/ip_output.c
@@ -922,8 +922,7 @@ static int __ip_append_data(struct sock
csummode = CHECKSUM_PARTIAL;
cork->length += length;
- if ((((length + (skb ? skb->len : fragheaderlen)) > mtu) ||
- (skb && skb_is_gso(skb))) &&
+ if ((((length + fragheaderlen) > mtu) || (skb && skb_is_gso(skb))) &&
(sk->sk_protocol == IPPROTO_UDP) &&
(rt->dst.dev->features & NETIF_F_UFO) && !rt->dst.header_len &&
(sk->sk_type == SOCK_DGRAM) && !sk->sk_no_check_tx) {
--- a/net/ipv6/ip6_output.c
+++ b/net/ipv6/ip6_output.c
@@ -1357,7 +1357,7 @@ emsgsize:
*/
cork->length += length;
- if ((((length + (skb ? skb->len : headersize)) > mtu) ||
+ if ((((length + fragheaderlen) > mtu) ||
(skb && skb_is_gso(skb))) &&
(sk->sk_protocol == IPPROTO_UDP) &&
(rt->dst.dev->features & NETIF_F_UFO) &&
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