[PATCH 04/17] fixup! pack-objects: recognize v4 as pack source

@@ -1436,7 +1436,7 @@ static void check_object(struct object_entry *entry)
 				const unsigned char *sha1, *cp;
 				cp = buf + used;
 				sha1 = get_sha1ref(p, &cp);
-				entry->in_pack_header_size = cp - buf;;
+				entry->in_pack_header_size = cp - buf;
 				if (reuse_delta && !entry->preferred_base)
 					base_ref = sha1;
 				break;

@@ -1490,6 +1490,9 @@ static void check_object(struct object_entry *entry)
 			 * never consider reused delta as the base object to
 			 * deltify other objects against, in order to avoid
 			 * circular deltas.
+			 *
+			 * OBJ_TREE is kept in entry->type in v4 so we
+			 * know to when to write OBJ_PV4_TREE.
 			 */
 			if (pack_version < 4 || entry->type != OBJ_TREE)
 				entry->type = entry->in_pack_type;