From: Junio C Hamano <gitster@pobox.com>
Date: Thu, 28 Sep 2017 05:47:56 +0000 (+0900)
Subject: Merge branch 'rs/resolve-ref-optional-result'
X-Git-Tag: v2.15.0-rc0~41
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=73ecdc606eedbfd98ec66d50d44b3374425fd13b;p=thirdparty%2Fgit.git

Merge branch 'rs/resolve-ref-optional-result'

Code clean-up.

* rs/resolve-ref-optional-result:
  refs: pass NULL to resolve_ref_unsafe() if hash is not needed
  refs: pass NULL to refs_resolve_ref_unsafe() if hash is not needed
  refs: make sha1 output parameter of refs_resolve_ref_unsafe() optional
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73ecdc606eedbfd98ec66d50d44b3374425fd13b