netdev - Re: [PATCH net] ipv4: mask tos for input route

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Message-Id: <20170226.110511.987468399452857466.davem@davemloft.net>
Date:   Sun, 26 Feb 2017 11:05:11 -0500 (EST)
From:   David Miller <davem@...emloft.net>
To:     ja@....bg
Cc:     netdev@...r.kernel.org, shmulik.ladkani@...il.com
Subject: Re: [PATCH net] ipv4: mask tos for input route

From: Julian Anastasov <ja@....bg>
Date: Sun, 26 Feb 2017 17:14:35 +0200

> 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@...il.com>
> 
> [1] http://marc.info/?t=137331755300040&r=1&w=2
> 
> Fixes: 89aef8921bfb ("ipv4: Delete routing cache.")
> Signed-off-by: Julian Anastasov <ja@....bg>

Our TOS handling in the routing code is certainly more subtle than it
needs to be.

Applied and queued up for -stable.