userdiff.c: remove implicit dependency on the_index

diff --git a/builtin/range-diff.c b/builtin/range-diff.c
index 0aa9bed41f35bf99784acd4abab52df415c5fb00..1c477c4dc5ee80d29c7e01f0a88b466782810fc2 100644 (file)
--- a/builtin/range-diff.c
+++ b/builtin/range-diff.c
@@ -34,7 +34,7 @@ int cmd_range_diff(int argc, const char **argv, const char *prefix)
 
        git_config(git_diff_ui_config, NULL);
 
-       diff_setup(&diffopt);
+       repo_diff_setup(the_repository, &diffopt);
        diffopt.output_format = DIFF_FORMAT_PATCH;
        diffopt.flags.suppress_diff_headers = 1;
        diffopt.output_prefix = output_prefix_cb;