Since r26296 mppe.ko could not be loaded, kernel gives "device missing" error.
According to KConfig cypther-ecb is required.
Signed-off-by: Sven Roederer <mailinglists.sven_at_roederer.dhs.org>
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@26507 3c298f89-4303-0410-b956-a3cf2f4a3e73