+static int
+handle_dcf_arg(__rte_unused const char *key, const char *value,
+ __rte_unused void *arg)
__rte_unused is not needed here.
+{
+ bool *dcf = arg;
+
+ if (arg == NULL || value == NULL)
+ return -EINVAL;
+
+ if (strcmp(value, "dcf") == 0)
+ *dcf = true;
+ else
+ *dcf = false;
+
+ return 0;
+}
+