Merge branch 'jc/log-quiet-fix'

* jc/log-quiet-fix:
  log: --quiet should serve as synonym to -s

builtin/log.c

@@ -107,6 +107,8 @@ static void cmd_log_init_finish(int argc, const char **argv, const char *prefix,
 			     PARSE_OPT_KEEP_DASHDASH);
 
 	argc = setup_revisions(argc, argv, rev, opt);
+	if (quiet)
+		rev->diffopt.output_format |= DIFF_FORMAT_NO_OUTPUT;
 
 	/* Any arguments at this point are not recognized */
 	if (argc > 1)