init: log error on missing --output-format argument

[fio.git] / init.c

diff --git a/init.c b/init.c
index cc35e2b98681cd6932d95856ac0ef7a8b98bed52..6c48d3ad8a9cd278b9dbf911a2436192f28a61aa 100644 (file)
--- a/init.c
+++ b/init.c
@@ -100,7 +100,7 @@ static struct option l_opts[FIO_NR_OPTIONS] = {
        },
        {
                .name           = (char *) "minimal",
-               .has_arg        = optional_argument,
+               .has_arg        = no_argument,
                .val            = 'm' | FIO_CLIENT_FLAG,
        },
        {
@@ -1652,6 +1652,12 @@ int parse_cmd_line(int argc, char *argv[], int client_type)
                        output_format = FIO_OUTPUT_TERSE;
                        break;
                case 'F':
+                       if (!optarg) {
+                               log_err("fio: missing --output-format argument\n");
+                               exit_val = 1;
+                               do_exit++;
+                               break;
+                       }
                        if (!strcmp(optarg, "minimal") ||
                            !strcmp(optarg, "terse") ||
                            !strcmp(optarg, "csv"))