netdev - Re: [PATCH net-next] net/mpls: Implement handler for strict data checking on dumps

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Date:   Wed, 10 Oct 2018 22:46:38 -0700 (PDT)
From:   David Miller <davem@...emloft.net>
To:     dsahern@...nel.org
Cc:     netdev@...r.kernel.org, arnd@...db.de, dsahern@...il.com
Subject: Re: [PATCH net-next] net/mpls: Implement handler for strict data
 checking on dumps

From: David Ahern <dsahern@...nel.org>
Date: Tue,  9 Oct 2018 11:10:43 -0700

> From: David Ahern <dsahern@...il.com>
> 
> Without CONFIG_INET enabled compiles fail with:
> 
> net/mpls/af_mpls.o: In function `mpls_dump_routes':
> af_mpls.c:(.text+0xed0): undefined reference to `ip_valid_fib_dump_req'
> 
> The preference is for MPLS to use the same handler as ipv4 and ipv6
> to allow consistency when doing a dump for AF_UNSPEC which walks
> all address families invoking the route dump handler. If INET is
> disabled then fallback to an MPLS version which can be tighter on
> the data checks.
> 
> Fixes: e8ba330ac0c5 ("rtnetlink: Update fib dumps for strict data checking")
> Reported-by: Randy Dunlap <rdunlap@...radead.org>
> Reported-by: Arnd Bergmann <arnd@...db.de>
> Signed-off-by: David Ahern <dsahern@...il.com>

Applied.