(rev.diffopt.output_format & DIFF_FORMAT_PATCH))
                rev.combine_merges = rev.dense_combined_merges = 1;
 
-       if (read_cache_preload(rev.diffopt.pathspec.raw) < 0) {
+       if (read_cache_preload(&rev.diffopt.pathspec) < 0) {
                perror("read_cache_preload");
                return -1;
        }