This should fix build of sunxi.

Backport of r46304
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>


git-svn-id: svn://svn.openwrt.org/openwrt/branches/chaos_calmer@46310 3c298f89-4303-0410-b956-a3cf2f4a3e73