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serialhdl: Make sure to close the serial port on disconnect() 

Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
This commit is contained in:
Kevin O'Connor 2017-03-08 22:01:52 -05:00
parent 0f70b420f2
commit b0329465ec
1 changed files with 9 additions and 9 deletions
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8
klippy/serialhdl.py
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@ -80,8 +80,6 @@ class SerialReader:
if identify_data is None: if identify_data is None:
logging.warn("Timeout on serial connect") logging.warn("Timeout on serial connect")
self.disconnect() self.disconnect()
self.ser.close()
self.ser = None
continue continue
break break
msgparser = msgproto.MessageParser() msgparser = msgproto.MessageParser()
@ -121,13 +119,15 @@ class SerialReader:
self.serialqueue, self.est_clock, self.last_ack_time self.serialqueue, self.est_clock, self.last_ack_time
, self.last_ack_clock) , self.last_ack_clock)
def disconnect(self): def disconnect(self):
if self.serialqueue is None: if self.serialqueue is not None:
return
self.ffi_lib.serialqueue_exit(self.serialqueue) self.ffi_lib.serialqueue_exit(self.serialqueue)
if self.background_thread is not None: if self.background_thread is not None:
self.background_thread.join() self.background_thread.join()
self.ffi_lib.serialqueue_free(self.serialqueue) self.ffi_lib.serialqueue_free(self.serialqueue)
self.background_thread = self.serialqueue = None self.background_thread = self.serialqueue = None
if self.ser is not None:
self.ser.close()
self.ser = None
def stats(self, eventtime): def stats(self, eventtime):
if self.serialqueue is None: if self.serialqueue is None:
return "" return ""