conf: goto error when value of max_sectors is too large
conf: goto error when value of max_sectors is too large

Output error when we try to set a too large max_sectors.
Just like queues and cmd_per_lun here.

Signed-off-by: Luyao Huang <23d9981432efa88691fd2a71f5525bc2174f7664@redhat.com>

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