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Padded data buffer so that reads do not overrun it.
[pulseview.git]
/
pv
/
data
/
snapshot.cpp
diff --git
a/pv/data/snapshot.cpp
b/pv/data/snapshot.cpp
index afd1e43e7c7b3169e792adb4336db4b171fcfd8c..8571dc6623be52b5b4918a2c00c79b52a1b74f6d 100644
(file)
--- a/
pv/data/snapshot.cpp
+++ b/
pv/data/snapshot.cpp
@@
-53,7
+53,8
@@
uint64_t Snapshot::get_sample_count() const
void Snapshot::append_data(void *data, uint64_t samples)
{
lock_guard<recursive_mutex> lock(_mutex);
void Snapshot::append_data(void *data, uint64_t samples)
{
lock_guard<recursive_mutex> lock(_mutex);
- _data = realloc(_data, (_sample_count + samples) * _unit_size);
+ _data = realloc(_data, (_sample_count + samples) * _unit_size +
+ sizeof(uint64_t));
memcpy((uint8_t*)_data + _sample_count * _unit_size,
data, samples * _unit_size);
_sample_count += samples;
memcpy((uint8_t*)_data + _sample_count * _unit_size,
data, samples * _unit_size);
_sample_count += samples;