libcamera: timer: Stop timer when it is deleted

If a timer is running while it's deleted it is still register with the
event dispatcher. This causes a segmentation fault when the timer
time-out and its signal is emitted. Fix this my stopping the timer when
it's deleted.

Signed-off-by: Niklas Söderlund <niklas.soderlund@ragnatech.se>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/include/libcamera/timer.h b/include/libcamera/timer.h
index 97dcc01f..f082339b 100644
--- a/include/libcamera/timer.h
+++ b/include/libcamera/timer.h
@@ -17,6 +17,7 @@ class Timer
 {
 public:
 	Timer();
+	~Timer();
 
 	void start(unsigned int msec);
 	void stop();