A second use-after-free bug related to signals staying connected after
the receiver DelayedControls instance gets deleted has been found, this
time in the simple pipeline handler. Fix the issue once and for all by
making the DelayedControls class inherit from Object. This will
disconnect signals automatically upon deletion of the receiver.
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Tested-by: Stanislaw Gruszka <stanislaw.gruszka@linux.intel.com>
Tested-by: Isaac Scott <isaac.scott@ideasonboard.com>
Reviewed-by: Isaac Scott <isaac.scott@ideasonboard.com>
Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
Signed-off-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
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