util: Don't xfree pointer on xmalloc-ed pointer
util: Don't xfree pointer on xmalloc-ed pointer

... free the pointer itself :)

Signed-off-by: Pavel Emelyanov <c9a32589e048e044184536f7ac71ef92fe82df3e@parallels.com>

marcosnils/criu,marcosnils/criu,gablg1/criu,tych0/criu,AuthenticEshkinKot/criu,gablg1/criu,KKoukiou/criu-remote,tych0/criu,kawamuray/criu,ldu4/criu,fbocharov/criu,KKoukiou/criu-remote,efiop/criu,gonkulator/criu,KKoukiou/criu-remote,svloyso/criu,gablg1/criu,efiop/criu,LK4D4/criu,biddyweb/criu,rentzsch/criu,eabatalov/criu,rentzsch/criu,kawamuray/criu,AuthenticEshkinKot/criu,LK4D4/criu,eabatalov/criu,svloyso/criu,marcosnils/criu,biddyweb/criu,gablg1/criu,svloyso/criu,sdgdsffdsfff/criu,eabatalov/criu,gonkulator/criu,fbocharov/criu,marcosnils/criu,AuthenticEshkinKot/criu,fbocharov/criu,gonkulator/criu,svloyso/criu,wtf42/criu,biddyweb/criu,tych0/criu,LK4D4/criu,marcosnils/criu,KKoukiou/criu-remote,efiop/criu,svloyso/criu,KKoukiou/criu-remote,sdgdsffdsfff/criu,rentzsch/criu,ldu4/criu,eabatalov/criu,kawamuray/criu,kawamuray/criu,gablg1/criu,marcosnils/criu,svloyso/criu,eabatalov/criu,gonkulator/criu,wtf42/criu,sdgdsffdsfff/criu,ldu4/criu,efiop/criu,ldu4/criu,LK4D4/criu,kawamuray/criu,fbocharov/criu,fbocharov/criu,ldu4/criu,LK4D4/criu,KKoukiou/criu-remote,sdgdsffdsfff/criu,biddyweb/criu,AuthenticEshkinKot/criu,wtf42/criu,tych0/criu,ldu4/criu,eabatalov/criu,biddyweb/criu,kawamuray/criu,AuthenticEshkinKot/criu,rentzsch/criu,AuthenticEshkinKot/criu,wtf42/criu,sdgdsffdsfff/criu,wtf42/criu,rentzsch/criu,LK4D4/criu,gonkulator/criu,efiop/criu,rentzsch/criu,tych0/criu,sdgdsffdsfff/criu,biddyweb/criu,fbocharov/criu,wtf42/criu,efiop/criu,tych0/criu,gablg1/criu,gonkulator/criu