diff options
| author | Zachary J. Fields <zachary_fields@yahoo.com> | 2014-05-07 17:39:08 -0700 |
|---|---|---|
| committer | Zachary J. Fields <zachary_fields@yahoo.com> | 2014-05-07 17:39:08 -0700 |
| commit | c16768565b4ea62a06d21fa6d5cb0cbb0af902fa (patch) | |
| tree | a3eacd06d3dc0944d3bffc22be5bcac661d6037d | |
| parent | 908c526c4c10d51ea604a15d6cd97d803e3749dd (diff) | |
Match return value to type in available()
| -rw-r--r-- | cores/arduino/HardwareSerial.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/cores/arduino/HardwareSerial.cpp b/cores/arduino/HardwareSerial.cpp index eb2365f..1a2f8ce 100644 --- a/cores/arduino/HardwareSerial.cpp +++ b/cores/arduino/HardwareSerial.cpp @@ -426,7 +426,7 @@ void HardwareSerial::end() int HardwareSerial::available(void) { - return (unsigned int)(SERIAL_BUFFER_SIZE + _rx_buffer->head - _rx_buffer->tail) % SERIAL_BUFFER_SIZE; + return (int)(SERIAL_BUFFER_SIZE + _rx_buffer->head - _rx_buffer->tail) % SERIAL_BUFFER_SIZE; } int HardwareSerial::peek(void) |