Merge branch 'jk/commit-graph-cleanup'

A pair of small fixups to "git commit-graph" have been applied.

* jk/commit-graph-cleanup:
  commit-graph: turn off save_commit_buffer
  commit-graph: don't show progress percentages while expanding reachable commits

builtin/commit-graph.c

@@ -251,6 +251,8 @@ int cmd_commit_graph(int argc, const char **argv, const char *prefix)
 			     builtin_commit_graph_usage,
 			     PARSE_OPT_STOP_AT_NON_OPTION);
 
+	save_commit_buffer = 0;
+
 	if (argc > 0) {
 		if (!strcmp(argv[0], "read"))
 			return graph_read(argc, argv);

commit-graph.c

@@ -1050,7 +1050,7 @@ static void close_reachable(struct write_commit_graph_context *ctx)
 	if (ctx->report_progress)
 		ctx->progress = start_delayed_progress(
 					_("Expanding reachable commits in commit graph"),
-					ctx->oids.nr);
+					0);
 	for (i = 0; i < ctx->oids.nr; i++) {
 		display_progress(ctx->progress, i + 1);
 		commit = lookup_commit(ctx->r, &ctx->oids.list[i]);