Patch "ipv4: mask tos for input route" has been added to the 4.10-stable tree

Patch "ipv4: mask tos for input route" has been added to the 4.10-stable tree

[gregkh]

This is a note to let you know that I've just added the patch titled

    ipv4: mask tos for input route

to the 4.10-stable tree which can be found at:
    http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
     ipv4-mask-tos-for-input-route.patch
and it can be found in the queue-4.10 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@vger.kernel.org> know about it.


>From foo@baz Sat Mar 18 22:03:53 CST 2017
From: Julian Anastasov <ja@ssi.bg>
Date: Sun, 26 Feb 2017 17:14:35 +0200
Subject: ipv4: mask tos for input route

From: Julian Anastasov <ja@ssi.bg>


[ Upstream commit 6e28099d38c0e50d62c1afc054e37e573adf3d21 ]

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>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
 net/ipv4/route.c |    1 +
 1 file changed, 1 insertion(+)

--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -1991,6 +1991,7 @@ int ip_route_input_noref(struct sk_buff
 {
 	int res;
 
+	tos &= IPTOS_RT_MASK;
 	rcu_read_lock();
 
 	/* Multicast recognition logic is moved from route cache to here.


Patches currently in stable-queue which might be from ja@ssi.bg are

queue-4.10/ipv4-mask-tos-for-input-route.patch
queue-4.10/ipv4-add-missing-initialization-for-flowi4_uid.patch