getproctitle - check for null after last strchr
getproctitle - check for null after last strchr

Signed-off-by: Serge Hallyn <3df611b026e4639bee8aef7a4beb2e39fcebb313@ubuntu.com>

bmoar/lxc,major/lxc,raspberrypython/lxc,cjwatson/lxc,cjwatson/lxc,sapun/lxc,caglar10ur/lxc,virajs/lxc,bmoar/lxc,aeris/lxc,tych0/lxc,aeris/lxc,Pelagicore/lxc,lisongmin/lxc,ioops/lxc,armcc/lxc,fwilson42/lxc,fwilson42/lxc,rowhit/lxc,sapun/lxc,codebauss/lxc,hkjolhede/lxc,christiaan/lxc,virajs/lxc,rldleblanc/lxc,szaszg/lxc,thmo/lxc,JohnPeacockMessageSystems/lxc,akshaykarle/lxc,regit/lxc,hfuCN/lxc,sapun/lxc,ysbnim/lxc,federicobriata/lxc,QingweiPeterLan/cs188-lxc,DarknessBeforeDawn/lxc,ksperis/lxc,GreatFruitOmsk/lxc,federicobriata/lxc,JohnPeacockMessageSystems/lxc,efiop/lxc,bostjan/lxc,LynxChaus/lxc,lazy404/lxc,DarknessBeforeDawn/lxc,szaszg/lxc,Ponce/lxc,jirislaby/lxc,thmo/lxc,QingweiPeterLan/cs188-lxc,hallyn/lxc,lisongmin/lxc,terceiro/lxc,raspberrypython/lxc,ksperis/lxc,caglar10ur/lxc,ecarrara/lxc,QingweiPeterLan/cs188-lxc,DarknessBeforeDawn/lxc,hallyn/lxc,LynxChaus/lxc,codebauss/lxc,terceiro/lxc,Distrotech/lxc,Pelagicore/lxc,ecarrara/lxc,ysbnim/lxc,lisongmin/lxc,tych0/lxc,fwilson42/lxc,virajs/lxc,ss1h2a3tw/lxc,ss1h2a3tw/lxc,federicobriata/lxc,rowhit/lxc,ysbnim/lxc,cjwatson/lxc,ecarrara/lxc,yubo/lxc,efiop/lxc,Distrotech/lxc,aeris/lxc,bostjan/lxc,ioops/lxc,jirislaby/lxc,akshaykarle/lxc,jirislaby/lxc,christiaan/lxc,codebauss/lxc,caglar10ur/lxc,ss1h2a3tw/lxc,terceiro/lxc,Pelagicore/lxc,rldleblanc/lxc,thmo/lxc,christiaan/lxc,Distrotech/lxc,GreatFruitOmsk/lxc,armcc/lxc,regit/lxc,ksperis/lxc,hkjolhede/lxc,hallyn/lxc,efiop/lxc,raspberrypython/lxc,major/lxc,tych0/lxc,hfuCN/lxc,yubo/lxc,lazy404/lxc,akshaykarle/lxc,ioops/lxc,rowhit/lxc,bmoar/lxc,JohnPeacockMessageSystems/lxc,rldleblanc/lxc,regit/lxc,Ponce/lxc,hkjolhede/lxc,LynxChaus/lxc,lazy404/lxc,major/lxc,Ponce/lxc,hfuCN/lxc,armcc/lxc,bostjan/lxc,szaszg/lxc,yubo/lxc,GreatFruitOmsk/lxc