netdev - Re: [PATCH net-next 1/9] sock_diag: annotate data-races around sock_diag

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Message-ID: <20240122223636.19548-1-kuniyu@amazon.com>
Date: Mon, 22 Jan 2024 14:36:36 -0800
From: Kuniyuki Iwashima <kuniyu@...zon.com>
To: <edumazet@...gle.com>
CC: <davem@...emloft.net>, <dsahern@...nel.org>, <eric.dumazet@...il.com>,
	<gnault@...hat.com>, <kafai@...com>, <kuba@...nel.org>, <kuniyu@...zon.com>,
	<netdev@...r.kernel.org>, <pabeni@...hat.com>
Subject: Re: [PATCH net-next 1/9] sock_diag: annotate data-races around sock_diag_handlers[family]

From: Eric Dumazet <edumazet@...gle.com>
Date: Mon, 22 Jan 2024 11:25:55 +0000
> __sock_diag_cmd() and sock_diag_bind() read sock_diag_handlers[family]
> without a lock held.
> 
> Use READ_ONCE()/WRITE_ONCE() annotations to avoid potential issues.
> 
> Fixes: 8ef874bfc729 ("sock_diag: Move the sock_ code to net/core/")
> Signed-off-by: Eric Dumazet <edumazet@...gle.com>

Reviewed-by: Kuniyuki Iwashima <kuniyu@...zon.com>