The v4l2_buffer's 'field' value was never initialized in vivid for the
touch capture device, causing v4l2-compliance errors.
Set it to NONE.
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
        struct vivid_dev *dev = vb2_get_drv_priv(vb->vb2_queue);
        struct vivid_buffer *buf = container_of(vbuf, struct vivid_buffer, vb);
 
+       vbuf->field = V4L2_FIELD_NONE;
        spin_lock(&dev->slock);
        list_add_tail(&buf->list, &dev->touch_cap_active);
        spin_unlock(&dev->slock);