From: Christophe Leroy <christophe.le...@c-s.fr> Date: Fri, 3 May 2019 13:33:23 +0000 (UTC)
> When changing the number of buffers in the RX ring while the interface > is running, the following Oops is encountered due to the new number > of buffers being taken into account immediately while their allocation > is done when opening the device only. ... > This patch forbids the modification of the number of buffers in the > ring while the interface is running. > > Fixes: ac421852b3a0 ("ucc_geth: add ethtool support") > Cc: sta...@vger.kernel.org > Signed-off-by: Christophe Leroy <christophe.le...@c-s.fr> Applied and queued up for -stable.