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Fix possible nullptr deref in ~CameraSource

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tux3 2015-10-23 20:30:22 +02:00
parent 8d2ae07c9f
commit 51ffd94e68
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GPG Key ID: 7E086DD661263264
1 changed files with 6 additions and 3 deletions
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9
src/video/camerasource.cpp
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@ -120,10 +120,13 @@ CameraSource::~CameraSource()
if (cctxOrig)
avcodec_close(cctxOrig);
for(int i = 0; i < subscriptions; i++)
device->close();
if (device)
{
for(int i = 0; i < subscriptions; i++)
device->close();
device = nullptr;
}
device = nullptr;
// Memfence so the stream thread sees a nullptr device
std::atomic_thread_fence(std::memory_order_release);
l.unlock();