commit: add short-circuit to paint_down_to_common()

diff --git a/pretty.c b/pretty.c
index f7ce4902301490d73bdd79bd396cf7bbe5f893ea..15997f5e0186c0623de36ab3542dbcbaea1fa47b 100644 (file)
--- a/pretty.c
+++ b/pretty.c
@@ -1161,10 +1161,11 @@ static size_t format_commit_one(struct strbuf *sb, /* in UTF-8 */
                strbuf_addstr(sb, diff_get_color(c->auto_color, DIFF_RESET));
                return 1;
        case 'T':               /* tree hash */
-               strbuf_addstr(sb, oid_to_hex(&commit->tree->object.oid));
+               strbuf_addstr(sb, oid_to_hex(get_commit_tree_oid(commit)));
                return 1;
        case 't':               /* abbreviated tree hash */
-               strbuf_add_unique_abbrev(sb, commit->tree->object.oid.hash,
+               strbuf_add_unique_abbrev(sb,
+                                        get_commit_tree_oid(commit)->hash,
                                         c->pretty_ctx->abbrev);
                return 1;
        case 'P':               /* parent hashes */