netdev.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Julian Anastasov <ja@ssi.bg>
To: David Miller <davem@davemloft.net>
Cc: netdev@vger.kernel.org, Shmulik Ladkani <shmulik.ladkani@gmail.com>
Subject: [PATCH net] ipv4: mask tos for input route
Date: Sun, 26 Feb 2017 17:14:35 +0200	[thread overview]
Message-ID: <1488122075-23952-1-git-send-email-ja@ssi.bg> (raw)

Restore the lost masking of TOS in input route code to
allow ip rules to match it properly.

Problem [1] noticed by Shmulik Ladkani <shmulik.ladkani@gmail.com>

[1] http://marc.info/?t=137331755300040&r=1&w=2

Fixes: 89aef8921bfb ("ipv4: Delete routing cache.")
Signed-off-by: Julian Anastasov <ja@ssi.bg>
---
 net/ipv4/route.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index 584ed66..8471dd1 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -2009,6 +2009,7 @@ int ip_route_input_noref(struct sk_buff *skb, __be32 daddr, __be32 saddr,
 {
 	int res;
 
+	tos &= IPTOS_RT_MASK;
 	rcu_read_lock();
 
 	/* Multicast recognition logic is moved from route cache to here.
-- 
1.9.3

             reply	other threads:[~2017-02-26 15:17 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-02-26 15:14 Julian Anastasov [this message]
2017-02-26 16:05 ` [PATCH net] ipv4: mask tos for input route David Miller

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=1488122075-23952-1-git-send-email-ja@ssi.bg \
    --to=ja@ssi.bg \
    --cc=davem@davemloft.net \
    --cc=netdev@vger.kernel.org \
    --cc=shmulik.ladkani@gmail.com \
    /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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).