Re: [PATCH 0/2] can: drop tx skb if the device is in listen only mode

From: Vincent MAILHOL
Date: Fri May 13 2022 - 11:20:55 EST


On Fri. 13 May 2022 at 23:42, Marc Kleine-Budde <mkl@xxxxxxxxxxxxxx> wrote:
> On 13.05.2022 23:23:53, Vincent Mailhol wrote:
> > In listen only mode, tx CAN frames can still reach the driver if
> > injected via the packet socket. This series add a check toward
> > CAN_CTRLMODE_LISTENONLY in can_dropped_invalid_skb() to discard such
> > skb. The first patch does some preparation work and migrates
> > can_dropped_invalid_skb() from skb.h to dev.h. The second and last
> > patch is the actual change.
>
> Thanks for your quick patch!
>
> What about moving the function to a .c file? The
> can_dropped_invalid_skb() grew a lot over the years, since it was added
> to the header as a static inline function.

OK. Will also migrate can_skb_headrom_valid() which is only used by
can_dropped_invalid_skb().

> Marc
>
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