1 files changed, 1 insertions, 3 deletions
diff --git a/diff.c b/diff.c
index 95706a5b40..259118d258 100644
--- a/diff.c
+++ b/diff.c
@@ -3187,7 +3187,7 @@ void diff_setup(struct diff_options *options)
 	}
 }
 
-int diff_setup_done(struct diff_options *options)
+void diff_setup_done(struct diff_options *options)
 {
 	int count = 0;
 
@@ -3286,8 +3286,6 @@ int diff_setup_done(struct diff_options *options)
 		options->output_format = DIFF_FORMAT_NO_OUTPUT;
 		DIFF_OPT_SET(options, EXIT_WITH_STATUS);
 	}
-
-	return 0;
 }
 
 static int opt_arg(const char *arg, int arg_short, const char *arg_long, int *val)