3f113d5606
When invalid keyword is specified, ifconfig(8) is silent about it, instead random request is sent to the driver. Before the patch: root@r-freeb43:~ # ifconfig mce0 mediaopt -txpause,-rxpause ifconfig: SIOCSIFMEDIA (media): Device not configured After: root@r-freeb43:~ # ifconfig mce0 mediaopt -txpause,-rxpause ifconfig: unknown option: -txpause Reviewed by: hselasky, kp Sponsored by: Mellanox Technologies / NVidia Networking MFC after: 1 week Differential revision: https://reviews.freebsd.org/D27060