Unset pixel buffer when x0vncserver client disconnects.
In XDesktop::start() we allocate pixel buffer and set it as the backend to the given VNCServer.
In XDesktop::stop() we deallocate the buffer, so we must unset it from the VNCServer as well.
Otherwise the VNCServer could try to access it and crash, for example in deferred update.
diff --git a/unix/x0vncserver/XDesktop.cxx b/unix/x0vncserver/XDesktop.cxx
index 4a989d3..7123d74 100644
--- a/unix/x0vncserver/XDesktop.cxx
+++ b/unix/x0vncserver/XDesktop.cxx
@@ -166,7 +166,8 @@
}
XDesktop::~XDesktop() {
- stop();
+ if (running)
+ stop();
}
@@ -227,6 +228,9 @@
XDamageDestroy(dpy, damage);
#endif
+ server->setPixelBuffer(0);
+ server = 0;
+
delete pb;
pb = 0;
}