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authorRené Scharfe <l.s.r@web.de>2017-10-01 09:29:03 +0200
committerJunio C Hamano <gitster@pobox.com>2017-10-01 17:27:14 +0900
commitefbd4fdfc9978bf3872ca8cf390da4ffa3480188 (patch)
treeb3e8b62af87e612724c2b4a95dc2cbf1c94f6e90 /builtin/checkout.c
parent872ccb2c69ce44abb198efa1013dd4e0887a7495 (diff)
downloadgit-efbd4fdfc9978bf3872ca8cf390da4ffa3480188.tar.gz
refs: pass NULL to resolve_refdup() if hash is not neededrs/resolve-ref-optional-result
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>
Diffstat (limited to 'builtin/checkout.c')
-rw-r--r--builtin/checkout.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/builtin/checkout.c b/builtin/checkout.c
index 5c202b7af5..531f7720f3 100644
--- a/builtin/checkout.c
+++ b/builtin/checkout.c
@@ -1116,9 +1116,8 @@ static int checkout_branch(struct checkout_opts *opts,
if (new->path && !opts->force_detach && !opts->new_branch &&
!opts->ignore_other_worktrees) {
- struct object_id oid;
int flag;
- char *head_ref = resolve_refdup("HEAD", 0, oid.hash, &flag);
+ char *head_ref = resolve_refdup("HEAD", 0, NULL, &flag);
if (head_ref &&
(!(flag & REF_ISSYMREF) || strcmp(head_ref, new->path)))
die_if_checked_out(new->path, 1);