linux-kernel - Re: [PATCH] l2tp: Remove redundant BUG_ON() check in l2tp

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Date:   Fri, 03 Jan 2020 12:26:46 -0800 (PST)
From:   David Miller <davem@...emloft.net>
To:     vulab@...as.ac.cn
Cc:     netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] l2tp: Remove redundant BUG_ON() check in l2tp_pernet

From: Xu Wang <vulab@...as.ac.cn>
Date: Fri,  3 Jan 2020 09:28:16 +0000

> Passing NULL to l2tp_pernet causes a crash via BUG_ON.
> Dereferencing net in net_generic() also has the same effect.
> This patch removes the redundant BUG_ON check on the same parameter.
> 
> Signed-off-by: Xu Wang <vulab@...as.ac.cn>

Applied.