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[media] vivid: improve subscribe event handling

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We already check for the V4L2_EVENT_CTRL inside
v4l2_ctrl_subscribe_event() so just move this fuction to the default:
branch of the switch and let it does the job for us.

Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
This commit is contained in:
Gustavo Padovan 2017-02-15 15:55:32 -02:00 committed by Mauro Carvalho Chehab
parent aac5987a54
commit cc0a5a867a
1 changed files with 1 additions and 3 deletions
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4
drivers/media/platform/vivid/vivid-vid-out.c
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@ -1172,14 +1172,12 @@ int vidioc_subscribe_event(struct v4l2_fh *fh,
const struct v4l2_event_subscription *sub)
{
switch (sub->type) {
case V4L2_EVENT_CTRL:
return v4l2_ctrl_subscribe_event(fh, sub);
case V4L2_EVENT_SOURCE_CHANGE:
if (fh->vdev->vfl_dir == VFL_DIR_RX)
return v4l2_src_change_event_subscribe(fh, sub);
break;
default:
break;
return v4l2_ctrl_subscribe_event(fh, sub);
}
return -EINVAL;
}