netdev - Re: [PATCH v3 3/4] can: skb:: move can_dropped_invalid_skb and can_skb_headroom

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Date:   Tue, 17 May 2022 17:38:26 +0200
From:   Max Staudt <max@...as.org>
To:     Oliver Hartkopp <socketcan@...tkopp.net>
Cc:     Marc Kleine-Budde <mkl@...gutronix.de>,
        Vincent MAILHOL <mailhol.vincent@...adoo.fr>,
        linux-can@...r.kernel.org, linux-kernel@...r.kernel.org,
        netdev@...r.kernel.org
Subject: Re: [PATCH v3 3/4] can: skb:: move can_dropped_invalid_skb and
 can_skb_headroom_valid to skb.c

On Tue, 17 May 2022 16:35:05 +0200
Oliver Hartkopp <socketcan@...tkopp.net> wrote:

> I think it should be even more simple.
> 
> When you enter the current Kconfig page of "CAN Device Drivers" every 
> selection of vcan/vxcan/slcan should directly select CAN_DEV_SW.

I'm a bit lost - what would CAN_DEV_SW do?

If it enables can_dropped_invalid_skb(), then the HW drivers would also
need to depend on CAN_DEV_SW directly or indirectly, or am I missing
something?



Max