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AirspyHF: prevent segfault with wrong sample rate index when the Airspy HF is not opened (yet)

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This commit is contained in:
f4exb 2018-02-17 23:35:37 +01:00
parent 9162a51f41
commit 790e5d3bc8
1 changed files with 13 additions and 11 deletions
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24
plugins/samplesource/airspyhf/airspyhfinput.cpp
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@ -82,18 +82,19 @@ bool AirspyHFInput::openDevice()
if (!m_sampleFifo.setSize(1<<19))
{
qCritical("AirspyHFInput::start: could not allocate SampleFifo");
qCritical("AirspyHFInput::openDevice: could not allocate SampleFifo");
return false;
}
if ((m_dev = open_airspyhf_from_serial(m_deviceAPI->getSampleSourceSerial())) == 0)
{
qCritical("AirspyHFInput::start: could not open Airspy HF with serial %s", qPrintable(m_deviceAPI->getSampleSourceSerial()));
qCritical("AirspyHFInput::openDevice: could not open Airspy HF with serial %s", qPrintable(m_deviceAPI->getSampleSourceSerial()));
m_dev = 0;
return false;
}
else
{
qDebug("AirspyHFInput::start: opened Airspy HF with serial %s", qPrintable(m_deviceAPI->getSampleSourceSerial()));
qDebug("AirspyHFInput::openDevice: opened Airspy HF with serial %s", qPrintable(m_deviceAPI->getSampleSourceSerial()));
}
uint32_t nbSampleRates;
@ -103,11 +104,12 @@ bool AirspyHFInput::openDevice()
if (rc == AIRSPYHF_SUCCESS)
{
qDebug("AirspyHFInput::start: %d sample rates for Airspy HF", nbSampleRates);
qDebug("AirspyHFInput::openDevice: %d sample rates for Airspy HF", nbSampleRates);
}
else
{
qCritical("AirspyHFInput::start: could not obtain the number of Airspy HF sample rates");
qCritical("AirspyHFInput::openDevice: could not obtain the number of Airspy HF sample rates");
closeDevice();
return false;
}
@ -117,11 +119,12 @@ bool AirspyHFInput::openDevice()
if (rc == AIRSPYHF_SUCCESS)
{
qDebug("AirspyHFInput::start: obtained Airspy HF sample rates");
qDebug("AirspyHFInput::openDevice: obtained Airspy HF sample rates");
}
else
{
qCritical("AirspyHFInput::start: could not obtain Airspy HF sample rates");
qCritical("AirspyHFInput::openDevice: could not obtain Airspy HF sample rates");
closeDevice();
return false;
}
@ -130,7 +133,7 @@ bool AirspyHFInput::openDevice()
for (unsigned int i = 0; i < nbSampleRates; i++)
{
m_sampleRates.push_back(sampleRates[i]);
qDebug("AirspyHFInput::start: sampleRates[%d] = %u Hz", i, sampleRates[i]);
qDebug("AirspyHFInput::openDevice: sampleRates[%d] = %u Hz", i, sampleRates[i]);
}
delete[] sampleRates;
@ -408,10 +411,10 @@ bool AirspyHFInput::applySettings(const AirspyHFSettings& settings, bool force)
deviceCenterFrequency -= settings.m_transverterMode ? settings.m_transverterDeltaFrequency : 0;
deviceCenterFrequency = deviceCenterFrequency < 0 ? 0 : deviceCenterFrequency;
qint64 f_img = deviceCenterFrequency;
quint32 devSampleRate = m_sampleRates[sampleRateIndex];
if (m_dev != 0)
{
quint32 devSampleRate = m_sampleRates[sampleRateIndex];
setDeviceCenterFrequency(deviceCenterFrequency, settings);
qDebug() << "AirspyHFInput::applySettings: center freq: " << settings.m_centerFrequency << " Hz"
@ -424,7 +427,7 @@ bool AirspyHFInput::applySettings(const AirspyHFSettings& settings, bool force)
forwardChange = true;
}
if (forwardChange)
if (forwardChange && (sampleRateIndex >= 0))
{
int sampleRate = m_sampleRates[sampleRateIndex]/(1<<settings.m_log2Decim);
DSPSignalNotification *notif = new DSPSignalNotification(sampleRate, settings.m_centerFrequency);
@ -433,7 +436,6 @@ bool AirspyHFInput::applySettings(const AirspyHFSettings& settings, bool force)
}
m_settings = settings;
m_settings.m_devSampleRateIndex = sampleRateIndex;
return true;
}