stream: avoid use-after-free
stream: avoid use-after-free

virFDStreamClose used a mutex after it was freed, and failed
to destroy that mutex on its last use.

* src/fdstream.c (virFDStreamFree): Inline into sole caller...
(virFDStreamClose): ...to avoid use-after-free and leak.
Reported by Matthias Bolte.

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