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Check the size of the getStatus return message.

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This commit is contained in:
Jonathan Naylor 2018-06-26 18:28:50 +01:00
parent 7ed8c9a214
commit ca15dca23d
1 changed files with 5 additions and 0 deletions
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5
Modem.cpp
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@ -487,6 +487,11 @@ void CModem::clock(unsigned int ms)
// if (m_trace)
// CUtils::dump(1U, "GET_STATUS", m_buffer, m_length);
if (m_length < 13U) {
LogError("The length of the getStatus from the modem is too short, maybe the firmware is out of date?");
break;
}
m_tx = (m_buffer[5U] & 0x01U) == 0x01U;
bool adcOverflow = (m_buffer[5U] & 0x02U) == 0x02U;