gateway: rename a function
gateway: rename a function

Signed-off-by: Ferry Huberts <66e11f9f5d965b69497c7e73d5e808f8b13c1218@pelagic.nl>
Reviewed-by: Henning Rogge <34ecd743be348e142ad646b4dab421dc6773ccd9@fkie.fraunhofer.de>

duydb2/olsr,cholin/olsrd,diogomg/olsrd,ninuxorg/olsrd,servalproject/olsr,sebkur/olsrd,diogomg/olsrd-binary-heap,zioproto/olsrd,sebkur/olsrd,zioproto/olsrd,diogomg/olsrd-binary-heap,ninuxorg/olsrd,diogomg/olsrd,acinonyx/olsrd,ninuxorg/olsrd,diogomg/olsrd-binary-heap,diogomg/olsrd-binary-heap,diogomg/olsrd-binary-heap,tdz/olsrd,sebkur/olsrd,sebkur/olsrd,diogomg/olsrd-binary-heap,servalproject/olsr,tdz/olsrd,acinonyx/olsrd,cholin/olsrd,diogomg/olsrd,nolith/olsrd,tdz/olsrd,cholin/olsrd,diogomg/olsrd-binary-heap,diogomg/olsrd,ninuxorg/olsrd,cholin/olsrd,nolith/olsrd,sebkur/olsrd,servalproject/olsr,duydb2/olsr,servalproject/olsr,zioproto/olsrd,ninuxorg/olsrd,duydb2/olsr,nolith/olsrd,duydb2/olsr,nolith/olsrd,tdz/olsrd,acinonyx/olsrd,diogomg/olsrd,zioproto/olsrd,nolith/olsrd,duydb2/olsr,diogomg/olsrd,servalproject/olsr,sebkur/olsrd,acinonyx/olsrd,cholin/olsrd,tdz/olsrd,acinonyx/olsrd,servalproject/olsr,zioproto/olsrd,diogomg/olsrd,duydb2/olsr,duydb2/olsr,duydb2/olsr