This patch backports verbatim the commit from Linux 5.2-rc7 that fixes
the warnings about invalid lpm related parameters on hardware which
don't that.
This is the case for e.g. lantiq xrx200 targets.
Supported only in Linux 4.17 an later.
Signed-off-by: Martin Schiller <ms@dev.tdt.de>
[refresh patches, fix commit title]
Signed-off-by: Mathias Kresin <dev@kresin.me>
