refs: factor delete_ref loose ref step into a helper

diff --git a/branch.c b/branch.c
index c5c6984cb5266c27d3c13aa6e6aacaab56e112c0..f2d383fa7723a1f7a77bee6c5bd9f323766f6caf 100644 (file)
--- a/branch.c
+++ b/branch.c
@@ -291,7 +291,7 @@ void create_branch(const char *head,
        hashcpy(sha1, commit->object.sha1);
 
        if (!dont_change_ref) {
-               lock = lock_any_ref_for_update(ref.buf, NULL, 0);
+               lock = lock_any_ref_for_update(ref.buf, NULL, 0, NULL);
                if (!lock)
                        die_errno(_("Failed to lock ref for update"));
        }