Re: [PATCH] pppoe: remove redundant BUG_ON() check in pppoe_pernet

From: Guillaume Nault
Date: Fri Dec 06 2019 - 09:56:33 EST


On Thu, Dec 05, 2019 at 05:03:42PM -0600, Aditya Pakki wrote:
> Passing NULL to pppoe_pernet causes a crash via BUG_ON.
> Dereferencing net in net_generici() also has the same effect. This patch
> removes the redundant BUG_ON check on the same parameter.
>
> Signed-off-by: Aditya Pakki <pakki001@xxxxxxx>
> ---
> drivers/net/ppp/pppoe.c | 2 --
> 1 file changed, 2 deletions(-)
>
> diff --git a/drivers/net/ppp/pppoe.c b/drivers/net/ppp/pppoe.c
> index a44dd3c8af63..d760a36db28c 100644
> --- a/drivers/net/ppp/pppoe.c
> +++ b/drivers/net/ppp/pppoe.c
> @@ -119,8 +119,6 @@ static inline bool stage_session(__be16 sid)
>
> static inline struct pppoe_net *pppoe_pernet(struct net *net)
> {
> - BUG_ON(!net);
> -
> return net_generic(net, pppoe_net_id);
> }
>
Looks like a net-next patch, but net-next is currently closed (take a
look Documentation/networking/netdev-FAQ.rst for details).

You can add my ack when you repost:
Acked-by: Guillaume Nault <gnault@xxxxxxxxxx>