crtools: Remove lseeks after prep_cr_ calls
crtools: Remove lseeks after prep_cr_ calls

The cr preparation functions to read magic from files and thus this
lseek is not required.

Signed-off-by: Pavel Emelyanov <c9a32589e048e044184536f7ac71ef92fe82df3e@parallels.com>
Signed-off-by: Cyrill Gorcunov <7a1ea01eee6961eb1e372e3508c2670446d086f4@openvz.org>

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