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-rw-r--r--app/perfunwind.cpp1
1 files changed, 1 insertions, 0 deletions
diff --git a/app/perfunwind.cpp b/app/perfunwind.cpp
index 904fcbf..6da4ae5 100644
--- a/app/perfunwind.cpp
+++ b/app/perfunwind.cpp
@@ -711,6 +711,7 @@ void PerfUnwind::sendString(qint32 id, const QByteArray& string)
void PerfUnwind::sendLocation(qint32 id, const PerfUnwind::Location &location)
{
QByteArray buffer;
+ Q_ASSERT(location.pid);
QDataStream(&buffer, QIODevice::WriteOnly) << static_cast<quint8>(LocationDefinition)
<< id << location;
sendBuffer(buffer);