[dhcp] (2 commits) ...dhclient-script: calling dhclient-up-hooks after setting up route, gateways & interface alias (#8488

[Tomas Hozza]

Summary of changes:

  5a6fff1... dhclient-script: fixed CONFIG variable value passed to need (*)
  60e971c... dhclient-script: calling dhclient-up-hooks after setting up (*)

(*) This commit already existed in another branch; no separate mail sent