Commit acb00111 authored by Dafna Hirschfeld's avatar Dafna Hirschfeld Committed by Mauro Carvalho Chehab
Browse files

media: staging: rkisp1: stats: protect write to 'is_streaming' in start_streaming cb 



The field stats->is_streaming is written in 'start_streaming' callback
without the stats->lock protection.
The isr might run together with the callback so 'spin_lock_irq'
should be used.

Signed-off-by: default avatarDafna Hirschfeld <dafna.hirschfeld@collabora.com>
Acked-by: default avatarHelen Koike <helen.koike@collabora.com>
Signed-off-by: default avatarHans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab+huawei@kernel.org>
parent 9de61449

drivers/staging/media/rkisp1/rkisp1-stats.c

+2 −0
Original line number Diff line number Diff line
@@ -157,7 +157,9 @@ rkisp1_stats_vb2_start_streaming(struct vb2_queue *queue, unsigned int count) 
{

	struct rkisp1_stats *stats = queue->drv_priv;



	spin_lock_irq(&stats->lock);

	stats->is_streaming = true;

	spin_unlock_irq(&stats->lock);



	return 0;

}