diff.c: remove implicit dependency on the_index

diff --git a/diff.c b/diff.c
index 0848ac65dfc56e31f99c861fd5e6a76634643150..1bcc0818df30a773c5661900e9e920915ddc28b8 100644 (file)
--- a/diff.c
+++ b/diff.c
@@ -4390,12 +4390,12 @@ static void run_checkdiff(struct diff_filepair *p, struct diff_options *o)
        builtin_checkdiff(name, other, attr_path, p->one, p->two, o);
 }
 
-void diff_setup(struct diff_options *options)
+void repo_diff_setup(struct repository *r, struct diff_options *options)
 {
        memcpy(options, &default_diff_options, sizeof(*options));
 
        options->file = stdout;
-       options->repo->index = &the_index;
+       options->repo = r;
 
        options->abbrev = DEFAULT_ABBREV;
        options->line_termination = '\n';