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Date:   Tue, 19 Jul 2022 12:38:57 +0300
From:   Ido Schimmel <idosch@...dia.com>
To:     Kuniyuki Iwashima <kuniyu@...zon.com>
Cc:     "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        David Ahern <dsahern@...nel.org>,
        Kuniyuki Iwashima <kuni1840@...il.com>, netdev@...r.kernel.org
Subject: Re: [PATCH v1 net 03/15] ipv4: Fix data-races around
 sysctl_fib_multipath_hash_fields.

On Mon, Jul 18, 2022 at 10:26:41AM -0700, Kuniyuki Iwashima wrote:
> While reading sysctl_fib_multipath_hash_fields, it can be changed
> concurrently.  Thus, we need to add READ_ONCE() to its readers.
> 
> Fixes: ce5c9c20d364 ("ipv4: Add a sysctl to control multipath hash fields")
> Signed-off-by: Kuniyuki Iwashima <kuniyu@...zon.com>
> ---
> CC: Ido Schimmel <idosch@...dia.com>

Reviewed-by: Ido Schimmel <idosch@...dia.com>

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