refs: pass NULL to resolve_refdup() if hash is not needed
authorRené Scharfe <l.s.r@web.de>
Sun, 1 Oct 2017 07:29:03 +0000 (09:29 +0200)
committerJunio C Hamano <gitster@pobox.com>
Sun, 1 Oct 2017 08:27:14 +0000 (17:27 +0900)
This allows us to get rid of several write-only variables.

Signed-off-by: Rene Scharfe <l.s.r@web.de>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
No differences found