From: zhang kai <zhangkaiheb@126.com>
To: davem@davemloft.net, yoshfuji@linux-ipv6.org, dsahern@kernel.org,
kuba@kernel.org, netdev@vger.kernel.org,
linux-kernel@vger.kernel.org
Cc: zhang kai <zhangkaiheb@126.com>
Subject: [PATCH] sit: replace 68 with micro IPV4_MIN_MTU
Date: Wed, 2 Jun 2021 09:50:39 +0800 [thread overview]
Message-ID: <20210602015039.26559-1-zhangkaiheb@126.com> (raw)
Use meaningfull micro IPV4_MIN_MTU
Signed-off-by: zhang kai <zhangkaiheb@126.com>
---
net/ipv6/sit.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/net/ipv6/sit.c b/net/ipv6/sit.c
index aa98294a3..71b57bdb1 100644
--- a/net/ipv6/sit.c
+++ b/net/ipv6/sit.c
@@ -970,7 +970,7 @@ static netdev_tx_t ipip6_tunnel_xmit(struct sk_buff *skb,
if (df) {
mtu = dst_mtu(&rt->dst) - t_hlen;
- if (mtu < 68) {
+ if (mtu < IPV4_MIN_MTU) {
dev->stats.collisions++;
ip_rt_put(rt);
goto tx_error;
--
2.17.1
next reply other threads:[~2021-06-02 2:23 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-06-02 1:50 zhang kai [this message]
2021-06-02 20:30 ` [PATCH] sit: replace 68 with micro IPV4_MIN_MTU patchwork-bot+netdevbpf
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20210602015039.26559-1-zhangkaiheb@126.com \
--to=zhangkaiheb@126.com \
--cc=davem@davemloft.net \
--cc=dsahern@kernel.org \
--cc=kuba@kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=netdev@vger.kernel.org \
--cc=yoshfuji@linux-ipv6.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.