@ -2153,7 +2153,8 @@ static void asp_discovery(int argc, char **argv)
/* append probe limit (numeric) */
if (argc > 3) {
int is_number = 1;
for (const char *p = argv[3]; *p; ++p) {
const char *p;
for (p = argv[3]; *p; ++p) {
if (!isdigit(*p)) {
is_number = 0;
break;