10324 topo_usb_parse_port_type() gets value check wrong

@@ -288,11 +288,11 @@
 
         VERIFY3S(parse->tp_state, ==, TOPO_USB_P_PORT_TYPE);
 
         errno = 0;
         val = strtoul(line, &eptr, 0);
-        if (errno != 0 || *eptr != '\0' || val > UINT_MAX) {
+        if (errno != 0 || *eptr != '\0' || val >= UINT_MAX) {
                 topo_mod_dprintf(mod, "encountered bad value for port-type "
                     "line: %s", line);
                 return (B_FALSE);
         }