add tud_mounted() check in tud_cdc_connected()

mark device as disconnected immed with DCD_EVENT_UNPLUGGED
2019-03-27 23:58:24 +07:00
parent c09d754654
commit 8fb9fbb0b1
3 changed files with 7 additions and 4 deletions
--- a/src/class/cdc/cdc_device.c
+++ b/src/class/cdc/cdc_device.c
@@ -99,7 +99,7 @@ static void _prep_out_transaction (uint8_t itf)
 bool tud_cdc_n_connected(uint8_t itf)
 {
  // DTR (bit 0) active  is considered as connected
-  return TU_BIT_TEST(_cdcd_itf[itf].line_state, 0);
+  return tud_mounted() && TU_BIT_TEST(_cdcd_itf[itf].line_state, 0);
 }

 uint8_t tud_cdc_n_get_line_state (uint8_t itf)