The final 'nr_result' and 'written' values must always be the same
otherwise we're in deep trouble.  So let's remove a redundent report.

And for paranoia sake let's make sure those two variables are actually
equal after all objects are written (one never knows).
Signed-off-by: NNicolas Pitre <nico@cam.org>
Signed-off-by: NJunio C Hamano <junkio@cox.net>