linux-imx

netfilter: ipset: merge uadd and udel functions

Both functions are using exactly the same code, except the command value
passed to call_ad function.

Signed-off-by: Florent Fourcot <florent.fourcot@wifirst.fr>
Signed-off-by: Jozsef Kadlecsik <kadlec@blackhole.kfki.hu>