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fix possible bad packet handling #15

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Merged
merged 1 commit into from
Dec 30, 2018
Merged

fix possible bad packet handling #15

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10 changes: 5 additions & 5 deletions adafruit_rfm9x.py
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Original file line number Diff line number Diff line change
Expand Up @@ -630,11 +630,11 @@ def receive(self, timeout=0.5, keep_listening=True, with_header=False,
packet = bytearray(length)
# Read the packet.
self._read_into(_RH_RF95_REG_00_FIFO, packet)
if (rx_filter != _RH_BROADCAST_ADDRESS and packet[0] != _RH_BROADCAST_ADDRESS
and packet[0] != rx_filter):
packet = None
elif not with_header: # skip the header if not wanted
packet = packet[4:]
if (rx_filter != _RH_BROADCAST_ADDRESS and packet[0] != _RH_BROADCAST_ADDRESS
and packet[0] != rx_filter):
packet = None
elif not with_header: # skip the header if not wanted
packet = packet[4:]
# Listen again if necessary and return the result packet.
if keep_listening:
self.listen()
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