tree-diff: convert diff_root_tree_sha1 to struct object_id

diff --git a/patch-ids.c b/patch-ids.c
index a70a291d829ee23dde67f2df142f184b0983a70e..aaf462c03085e164f6b93a686fb8d2575b5bb7ba 100644 (file)
--- a/patch-ids.c
+++ b/patch-ids.c
@@ -20,7 +20,7 @@ int commit_patch_id(struct commit *commit, struct diff_options *options,
                diff_tree_sha1(commit->parents->item->object.oid.hash,
                               commit->object.oid.hash, "", options);
        else
-               diff_root_tree_sha1(commit->object.oid.hash, "", options);
+               diff_root_tree_oid(&commit->object.oid, "", options);
        diffcore_std(options);
        return diff_flush_patch_id(options, oid, diff_header_only);
 }