Fix shadowed variable warning
Fix shadowed variable warning

libvirtd.c: In function 'daemonSetupAccessManager':
libvirtd.c:730:18: error: declaration of 'driver' shadows
  a global declaration [-Werror=shadow]
     const char **driver = (const char **)config->access_drivers;
                  ^
In file included from libvirtd.c:95:0:
../src/node_device/node_device_driver.h:43:36: error: shadowed
  declaration is here [-Werror=shadow]
 extern virNodeDeviceDriverStatePtr driver;
                                    ^

shugaoye/libvirt,olafhering/libvirt,jfehlig/libvirt,nertpinx/libvirt,VenkatDatta/libvirt,eskultety/libvirt,libvirt/libvirt,datto/libvirt,VenkatDatta/libvirt,agx/libvirt,taget/libvirt,zippy2/libvirt,rlaager/libvirt,andreabolognani/libvirt,VenkatDatta/libvirt,fabianfreyer/libvirt,shugaoye/libvirt,eskultety/libvirt,jfehlig/libvirt,jardasgit/libvirt,olafhering/libvirt,eskultety/libvirt,nertpinx/libvirt,jfehlig/libvirt,fabianfreyer/libvirt,crobinso/libvirt,jardasgit/libvirt,rlaager/libvirt,rlaager/libvirt,zippy2/libvirt,andreabolognani/libvirt,andreabolognani/libvirt,VenkatDatta/libvirt,VenkatDatta/libvirt,datto/libvirt,taget/libvirt,olafhering/libvirt,crobinso/libvirt,eskultety/libvirt,agx/libvirt,agx/libvirt,libvirt/libvirt,libvirt/libvirt,datto/libvirt,jardasgit/libvirt,fabianfreyer/libvirt,datto/libvirt,shugaoye/libvirt,rlaager/libvirt,crobinso/libvirt,zippy2/libvirt,crobinso/libvirt,andreabolognani/libvirt,shugaoye/libvirt,fabianfreyer/libvirt,andreabolognani/libvirt,nertpinx/libvirt,taget/libvirt,jfehlig/libvirt,jardasgit/libvirt,taget/libvirt,olafhering/libvirt,eskultety/libvirt,datto/libvirt,jardasgit/libvirt,nertpinx/libvirt,fabianfreyer/libvirt,nertpinx/libvirt,agx/libvirt,agx/libvirt,zippy2/libvirt,shugaoye/libvirt,rlaager/libvirt,taget/libvirt,libvirt/libvirt