Fix ip_add_update() for invalid ip_type.
Fix ip_add_update() for invalid ip_type.

cfossace/crits,korrosivesec/crits,cdorer/crits,davidhdz/crits,korrosivesec/crits,kaoscoach/crits,dreardon/crits,HardlyHaki/crits,jinverar/crits,cfossace/crits,Lambdanaut/crits,lakiw/cripts,blaquee/crits,DukeOfHazard/crits,davidhdz/crits,Lambdanaut/crits,jhuapl-marti/marti,Lambdanaut/crits,davidhdz/crits,seanthegeek/crits,blaquee/crits,lakiw/cripts,ckane/crits,dreardon/crits,korrosivesec/crits,Magicked/crits,jinverar/crits,0x3a/crits,DukeOfHazard/crits,seanthegeek/crits,HardlyHaki/crits,blaquee/crits,davidhdz/crits,ckane/crits,Lambdanaut/crits,jhuapl-marti/marti,jhuapl-marti/marti,Magicked/crits,davidhdz/crits,HardlyHaki/crits,ckane/crits,cfossace/crits,kaoscoach/crits,DukeOfHazard/crits,jinverar/crits,cdorer/crits,cfossace/crits,blaquee/crits,korrosivesec/crits,0x3a/crits,jhuapl-marti/marti,dreardon/crits,jinverar/crits,ckane/crits,Magicked/crits,cdorer/crits,dreardon/crits,seanthegeek/crits,seanthegeek/crits,DukeOfHazard/crits,0x3a/crits,0x3a/crits,HardlyHaki/crits,kaoscoach/crits,cdorer/crits,lakiw/cripts,lakiw/cripts,kaoscoach/crits,seanthegeek/crits,Magicked/crits