another unprotected Serial real

2024-05-29 15:51:44 +02:00
parent 15199dc711
commit 9ff665b788
1 changed files with 1 additions and 0 deletions
--- a/wled00/improv.cpp
+++ b/wled00/improv.cpp
@@ -50,6 +50,7 @@ void handleImprovPacket() {
  uint8_t rpcCommandType = 0;
  char rpcData[128];
  rpcData[0] = 0;
+  if (!Serial) return; // WLEDMM avoid reading from unconnected USB-CDC

  while (!timeout) {
    if (Serial.available() < 1) {