Re: [PATCH 5/3] refs: pass NULL to resolve_refdup() if hash is not needed

René Scharfe [off-list ref] writes:

This allows us to get rid of several write-only variables.

Signed-off-by: Rene Scharfe <redacted>
---
 builtin/checkout.c     | 3 +--
 builtin/receive-pack.c | 3 +--
 ref-filter.c           | 7 ++-----
 reflog-walk.c          | 6 ++----
 transport.c            | 3 +--
 wt-status.c            | 4 +---
 6 files changed, 8 insertions(+), 18 deletions(-)

Both patches looked good to me.

It's a bit surprising that we care so much about where a symbolic
ref points at, but it is understandable from the list of files
affected.