From: Vivien Didelot <vivien.dide...@gmail.com>
Date: Wed, 28 Aug 2019 12:26:11 -0400
> This is a follow-up patch for commit 17deaf5cb37a ("net: dsa:
> mv88e6xxx: create serdes_get_lane chip operation").
>
> The .serdes_get_lane implementations access the CMODE of a port,
> even though it is cached at the moment, it is safer to call them
> after the mutex is locked, not before.
>
> At the same time, check for an eventual error and return IRQ_DONE,
> instead of blindly ignoring it.
>
> Signed-off-by: Vivien Didelot <vivien.dide...@gmail.com>
Applied.
