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ignore invalid info response

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This commit is contained in:
John
2022-12-17 17:20:35 +01:00
parent f3d030c137
commit 6a16cbf4fd
1 changed files with 6 additions and 5 deletions
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src/lib/ebus/device.cpp
+6 -5
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@@ -668,11 +668,9 @@ bool Device::read(symbol_t* value, bool isAvailable, ArbitrationState* arbitrati
break;
case ENH_RES_INFO:
if (m_infoLen == 0) {
if (data <= 16) { // max length
m_infoLen = data;
m_infoPos = 0;
}
} else if (m_infoPos < m_infoLen) {
m_infoLen = data;
m_infoPos = 0;
} else if (m_infoPos < m_infoLen && m_infoPos < sizeof(m_infoBuf)) {
m_infoBuf[m_infoPos++] = data;
if (m_infoPos >= m_infoLen) {
unsigned int val;
@@ -758,6 +756,9 @@ bool Device::read(symbol_t* value, bool isAvailable, ArbitrationState* arbitrati
m_infoLen = 0;
m_infoId = 0xff;
}
} else {
m_infoLen = 0; // reset on invalid response
m_infoId = 0xff;
}
break;
case ENH_RES_ERROR_EBUS: