Merge pull request arduino#2057 from zfields/patch-1

Match return value to type in available()
WickedDevice · May 23, 2014 · fb8e439 · fb8e439
2 parents b999ed2 + f40e471
commit fb8e439
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/hardware/arduino/cores/arduino/HardwareSerial.cpp b/hardware/arduino/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)