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[PATCH 2/6] [media] ivtv: improve subscribe_event handling

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  [PATCH 2/6] [media] ivtv: improve subscribe_event handling Gustavo Padovan <gustavo@padovan.org> - 2017-02-15 19:00 +0100

#1581512 — [PATCH 2/6] [media] ivtv: improve subscribe_event handling

From: Gustavo Padovan <gustavo.padovan@collabora.com>

Simplify logic and call v4l2_ctrl_subscribe_event() directly instead
of copying its content over to ivtv_subscribe_event().

Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.com>
---
 drivers/media/pci/ivtv/ivtv-ioctl.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/media/pci/ivtv/ivtv-ioctl.c b/drivers/media/pci/ivtv/ivtv-ioctl.c
index f956188..670462d 100644
--- a/drivers/media/pci/ivtv/ivtv-ioctl.c
+++ b/drivers/media/pci/ivtv/ivtv-ioctl.c
@@ -1506,10 +1506,8 @@ static int ivtv_subscribe_event(struct v4l2_fh *fh, const struct v4l2_event_subs
 	case V4L2_EVENT_VSYNC:
 	case V4L2_EVENT_EOS:
 		return v4l2_event_subscribe(fh, sub, 0, NULL);
-	case V4L2_EVENT_CTRL:
-		return v4l2_event_subscribe(fh, sub, 0, &v4l2_ctrl_sub_ev_ops);
 	default:
-		return -EINVAL;
+		return v4l2_ctrl_subscribe_event(fh, sub);
 	}
 }
 
-- 
2.9.3

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