[PATCH net v6 3/6] net: dsa: mt7530: fix handling of BPDUs on MT7530 switch

[Russell King (Oracle)]

On Sat, Jun 17, 2023 at 09:26:46AM +0300, arinc9.unal at gmail.com wrote:
> From: Arınç ÜNAL <arinc.unal at arinc9.com>
> 
> BPDUs are link-local frames, therefore they must be trapped to the CPU
> port. Currently, the MT7530 switch treats BPDUs as regular multicast
> frames, therefore flooding them to user ports. To fix this, set BPDUs to be
> trapped to the CPU port. Group this on mt7530_setup() and
> mt7531_setup_common() into mt753x_trap_frames() and call that.
> 
> Fixes: b8f126a8d543 ("net-next: dsa: add dsa support for Mediatek MT7530 switch")
> Signed-off-by: Arınç ÜNAL <arinc.unal at arinc9.com>

Reviewed-by: Russell King (Oracle) <rmk+kernel at armlinux.org.uk>

Thanks!

> +static void
> +mt753x_trap_frames(struct mt7530_priv *priv)

The only niggle is that it's not necessary to split this line, but as
other functions do this, it's better to follow the already established
convention in the file.

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