---

yaml
---
r: 138029
b: refs/heads/master
c: 9cfb6a3
h: refs/heads/master
i:
  138027: 901f13b
v: v3

[refs]

@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 86b5aeacabb4451655c528c41d45ca05b753f72c
+refs/heads/master: 9cfb6a3f1b16e82fab97831265858aa2d1983883

trunk/drivers/media/video/meye.c

@@ -1446,10 +1446,6 @@ static int vidioc_querybuf(struct file *file, void *fh, struct v4l2_buffer *buf)
 	if (index < 0 || index >= gbuffers)
 		return -EINVAL;
 
-	memset(buf, 0, sizeof(*buf));
-
-	buf->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
-	buf->index = index;
 	buf->bytesused = meye.grab_buffer[index].size;
 	buf->flags = V4L2_BUF_FLAG_MAPPED;
 

trunk/drivers/media/video/stk-webcam.c

@@ -1139,16 +1139,10 @@ static int stk_vidioc_reqbufs(struct file *filp,
 static int stk_vidioc_querybuf(struct file *filp,
 		void *priv, struct v4l2_buffer *buf)
 {
-	int index;
 	struct stk_camera *dev = priv;
 	struct stk_sio_buffer *sbuf;
 
-	if (buf->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
-		return -EINVAL;
-
-	index = buf->index;
-
-	if (index < 0 || index >= dev->n_sbufs)
+	if (buf->index < 0 || buf->index >= dev->n_sbufs)
 		return -EINVAL;
 	sbuf = dev->sio_bufs + buf->index;
 	*buf = sbuf->v4lbuf;

trunk/drivers/media/video/usbvision/usbvision-video.c

@@ -788,9 +788,6 @@ static int vidioc_querybuf (struct file *file,
 
 	/* FIXME : must control
 	   that buffers are mapped (VIDIOC_REQBUFS has been called) */
-	if(vb->type != V4L2_CAP_VIDEO_CAPTURE) {
-		return -EINVAL;
-	}
 	if(vb->index>=usbvision->num_frames)  {
 		return -EINVAL;
 	}

trunk/drivers/media/video/v4l2-ioctl.c

@@ -969,6 +969,11 @@ static long __video_do_ioctl(struct file *file,
 		if (ret)
 			break;
 
+		/* Zero out all fields starting with bytesysed, which is
+		 * everything but index and type.  */
+		memset(0, &p->bytesused,
+		       sizeof(*p) - offsetof(typeof(*p), bytesused));
+
 		ret = ops->vidioc_querybuf(file, fh, p);
 		if (!ret)
 			dbgbuf(cmd, vfd, p);

trunk/drivers/media/video/zoran/zoran_driver.c

@@ -2498,12 +2498,7 @@ static int zoran_querybuf(struct file *file, void *__fh, struct v4l2_buffer *buf
 {
 	struct zoran_fh *fh = __fh;
 	struct zoran *zr = fh->zr;
-	__u32 type = buf->type;
-	int index = buf->index, res;
-
-	memset(buf, 0, sizeof(*buf));
-	buf->type = type;
-	buf->index = index;
+	int res;
 
 	mutex_lock(&zr->resource_lock);
 	res = zoran_v4l2_buffer_status(file, buf, buf->index);