netdev - Re: [PATCH net] mpls: fix clearing of dead nh

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Message-ID: <af588b8f-28ad-dfe5-2262-1ed20ec53f91@gmail.com>
Date:   Wed, 31 May 2017 05:18:41 -0600
From:   David Ahern <dsahern@...il.com>
To:     Roopa Prabhu <roopa@...ulusnetworks.com>, davem@...emloft.net
Cc:     netdev@...r.kernel.org
Subject: Re: [PATCH net] mpls: fix clearing of dead nh_flags on link up

On 5/31/17 12:50 AM, Roopa Prabhu wrote:
> From: Roopa Prabhu <roopa@...ulusnetworks.com>
> 
> recent fixes to use WRITE_ONCE for nh_flags on link up,
> accidently ended up leaving the deadflags on a nh. This patch
> fixes the WRITE_ONCE to use freshly evaluated nh_flags.
> 
> Fixes: 39eb8cd17588 ("net: mpls: rt_nhn_alive and nh_flags should be accessed using READ_ONCE")
> Reported-by: Satish Ashok <sashok@...ulusnetworks.com>
> Signed-off-by: Roopa Prabhu <roopa@...ulusnetworks.com>
> ---
>  net/mpls/af_mpls.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)

Acked-by: David Ahern <dsahern@...il.com>