notes-merge: convert find_notes_merge_pair_ps to struct object_id

diff --git a/log-tree.c b/log-tree.c
index 9c0c64a2d857a07f9fb5abfc5d9833d48b6d7d43..b40242534b0829f7352ba45112512f0d7042f7ac 100644 (file)
--- a/log-tree.c
+++ b/log-tree.c
@@ -803,7 +803,7 @@ static int log_tree_diff(struct rev_info *opt, struct commit *commit, struct log
        parents = get_saved_parents(opt, commit);
        if (!parents) {
                if (opt->show_root_diff) {
-                       diff_root_tree_sha1(oid->hash, "", &opt->diffopt);
+                       diff_root_tree_oid(oid, "", &opt->diffopt);
                        log_tree_diff_flush(opt);
                }
                return !opt->loginfo;