Signed-off-by: Hans de Goede <[email protected]>
Acked-by: Laurent Pinchart <[email protected]>
Acked-by: Hans Verkuil <[email protected]>
---
drivers/media/video/v4l2-event.c | 3 +++
1 files changed, 3 insertions(+), 0 deletions(-)
diff --git a/drivers/media/video/v4l2-event.c b/drivers/media/video/v4l2-event.c
index 53b190c..9f56f18 100644
--- a/drivers/media/video/v4l2-event.c
+++ b/drivers/media/video/v4l2-event.c
@@ -215,6 +215,9 @@ int v4l2_event_subscribe(struct v4l2_fh *fh,
unsigned long flags;
unsigned i;
+ if (sub->type == V4L2_EVENT_ALL)
+ return -EINVAL;
+
if (elems < 1)
elems = 1;
if (sub->type == V4L2_EVENT_CTRL) {
--
1.7.7
--
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