um: Add checks to mtu parameter parsing

Adds a sanity check to the parsing of mtu command line param

Signed-off-by: Anton Ivanov <anton.ivanov@cambridgegreys.com>
Signed-off-by: Richard Weinberger <richard@nod.at>
This commit is contained in:
Anton Ivanov 2019-08-09 08:40:19 +01:00 • committed by Richard Weinberger
commit 5853193103