[PATCH v4] net: ethernet: mtk_eth_soc: fix MTU warnings

[David Miller]

From: Frank Wunderlich <frank-w at public-files.de>
Date: Wed, 29 Jul 2020 10:15:17 +0200

> From: Landen Chao <landen.chao at mediatek.com>
> 
> in recent kernel versions there are warnings about incorrect MTU size
> like these:
> 
> eth0: mtu greater than device maximum
> mtk_soc_eth 1b100000.ethernet eth0: error -22 setting MTU to include DSA overhead
> 
> Fixes: bfcb813203e6 ("net: dsa: configure the MTU for switch ports")
> Fixes: 72579e14a1d3 ("net: dsa: don't fail to probe if we couldn't set the MTU")
> Fixes: 7a4c53bee332 ("net: report invalid mtu value via netlink extack")
> Signed-off-by: Landen Chao <landen.chao at mediatek.com>
> Signed-off-by: Frank Wunderlich <frank-w at public-files.de>
> Reviewed-by: Andrew Lunn <andrew at lunn.ch>
> ---
> v3->v4
>   - fix commit-message (hyphernations,capitalisation) as suggested by Russell
>   - add Signed-off-by Landen
>   - dropped wrong signed-off from rene (because previous v1/2 was from him)

Applied, thank you.