cgroup.c: don't leak mem+FD upon OOM
cgroup.c: don't leak mem+FD upon OOM

* src/util/cgroup.c (virCgroupDetectPlacement): Close the mapping
FILE* also upon error.

bjzhang/libvirt,jeckersb/libvirt,olafhering/libvirt,eskultety/libvirt,andreabolognani/libvirt,danwent/libvirt-ovs,andreabolognani/libvirt,amery/libvirt-vserver,danwent/libvirt-ovs,jardasgit/libvirt,sshah-solarflare/Libvirt-PCI-passthrough-,foomango/libvirt,rmarwaha/libvirt1,rmarwaha/libvirt,andreabolognani/libvirt,crobinso/libvirt,novel/fbsd-libvirt,rbu/libvirt,nertpinx/libvirt,agx/libvirt,jeckersb/libvirt,dumbbell/libvirt,iam-TJ/libvirt,shugaoye/libvirt,wiedi/libvirt,libvirt/libvirt,rmarwaha/libvirt,amery/libvirt-vserver,wiedi/libvirt,eskultety/libvirt,zippy2/libvirt,rbu/libvirt,novel/fbsd-libvirt,elmarco/libvirt,datto/libvirt,warewolf/libvirt,emaste/libvirt,bjzhang/libvirt,zhlcindy/libvirt-1.1.4-maintain,danwent/libvirt-ovs,jardasgit/libvirt,kantai/libvirt-vfork,jeckersb/libvirt,danwent/libvirt-ovs,novel/fbsd-libvirt,warewolf/libvirt,rmarwaha/libvirt1,nertpinx/libvirt,datto/libvirt,VenkatDatta/libvirt,iam-TJ/libvirt,VenkatDatta/libvirt,emaste/libvirt,warewolf/libvirt,soulxu/libvirt-xuhj,dumbbell/libvirt,taget/libvirt,novel/fbsd-libvirt,trainstack/libvirt,agx/libvirt,rmarwaha/libvirt,leilihh/libvirt,cbosdo/libvirt,wiedi/libvirt,iam-TJ/libvirt,zippy2/libvirt,andreabolognani/libvirt,zhlcindy/libvirt-1.1.4-maintain,foomango/libvirt,VenkatDatta/libvirt,rbu/libvirt,siboulet/libvirt-openvz,jfehlig/libvirt,cbosdo/libvirt,soulxu/libvirt-xuhj,datto/libvirt,emaste/libvirt,eskultety/libvirt,trainstack/libvirt,elmarco/libvirt,novel/fbsd-libvirt,zhlcindy/libvirt-1.1.4-maintain,jeckersb/libvirt,rlaager/libvirt,elmarco/libvirt,jeckersb/libvirt,usc-isi/libvirt,jardasgit/libvirt,libvirt/libvirt,crobinso/libvirt,rmarwaha/libvirt1,andreabolognani/libvirt,libvirt/libvirt,nertpinx/libvirt,novel/fbsd-libvirt,elmarco/libvirt,jfehlig/libvirt,warewolf/libvirt,cbosdo/libvirt,rlaager/libvirt,trainstack/libvirt,wiedi/libvirt,shugaoye/libvirt,iam-TJ/libvirt,nertpinx/libvirt,dumbbell/libvirt,warewolf/libvirt,VenkatDatta/libvirt,fabianfreyer/libvirt,elmarco/libvirt,sshah-solarflare/Libvirt-PCI-passthrough-,sshah-solarflare/Libvirt-PCI-passthrough-,jardasgit/libvirt,leilihh/libvirt,jfehlig/libvirt,cbosdo/libvirt,zhlcindy/libvirt-1.1.4-maintain,bjzhang/libvirt,zhlcindy/libvirt-1.1.4-maintain,bjzhang/libvirt,sshah-solarflare/Libvirt-PCI-passthrough-,rmarwaha/libvirt1,foomango/libvirt,jfehlig/libvirt,fabianfreyer/libvirt,amery/libvirt-vserver,taget/libvirt,rmarwaha/libvirt,olafhering/libvirt,eskultety/libvirt,soulxu/libvirt-xuhj,emaste/libvirt,foomango/libvirt,dumbbell/libvirt,kantai/libvirt-vfork,novel/fbsd-libvirt,dumbbell/libvirt,agx/libvirt,zippy2/libvirt,soulxu/libvirt-xuhj,fabianfreyer/libvirt,leilihh/libvirt,siboulet/libvirt-openvz,zippy2/libvirt,taget/libvirt,olafhering/libvirt,datto/libvirt,amery/libvirt-vserver,shugaoye/libvirt,usc-isi/libvirt,rbu/libvirt,iam-TJ/libvirt,trainstack/libvirt,nertpinx/libvirt,novel/fbsd-libvirt,rlaager/libvirt,rlaager/libvirt,emaste/libvirt,trainstack/libvirt,trainstack/libvirt,siboulet/libvirt-openvz,rbu/libvirt,agx/libvirt,agx/libvirt,rmarwaha/libvirt1,dumbbell/libvirt,rmarwaha/libvirt,usc-isi/libvirt,soulxu/libvirt-xuhj,warewolf/libvirt,danwent/libvirt-ovs,siboulet/libvirt-openvz,usc-isi/libvirt,jeckersb/libvirt,sshah-solarflare/Libvirt-PCI-passthrough-,emaste/libvirt,siboulet/libvirt-openvz,emaste/libvirt,wiedi/libvirt,kantai/libvirt-vfork,bjzhang/libvirt,libvirt/libvirt,taget/libvirt,kantai/libvirt-vfork,usc-isi/libvirt,leilihh/libvirt,wiedi/libvirt,datto/libvirt,iam-TJ/libvirt,VenkatDatta/libvirt,jardasgit/libvirt,rmarwaha/libvirt,foomango/libvirt,shugaoye/libvirt,leilihh/libvirt,leilihh/libvirt,shugaoye/libvirt,wiedi/libvirt,rlaager/libvirt,iam-TJ/libvirt,jeckersb/libvirt,amery/libvirt-vserver,fabianfreyer/libvirt,eskultety/libvirt,cbosdo/libvirt,rmarwaha/libvirt1,olafhering/libvirt,novel/fbsd-libvirt,crobinso/libvirt,fabianfreyer/libvirt,kantai/libvirt-vfork,warewolf/libvirt,taget/libvirt,trainstack/libvirt,crobinso/libvirt