[PATCH net-next 2/2] net: stmmac: ethtool: Address off-by-one when reading the coal rx-usecs

[Andrew Lunn]

> This does change the boundaries of accepted rx-usecs parameters, as the
> previously accepted values were in the 16-246 us range, and now fall
> into the 15-245 range on imx8mp.

With this change in place, what happens when trying to set 246?
EINVAL?

	Andrew