From: Hans Verkuil Date: Mon, 2 Sep 2024 14:04:50 +0000 (+0200) Subject: media: hackrf: set lock before calling vb2_queue_init() X-Git-Tag: v6.13-rc1~149^2~202 X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=cf78f3d3a6766f7f846320e32ff3109f1e192aad;p=linux-block.git media: hackrf: set lock before calling vb2_queue_init() The vb2_queue_init() will expect the vb2_queue lock pointer to be set in the future. So for those drivers that set the lock later, move it up to before the vb2_queue_init() call. Signed-off-by: Hans Verkuil Reviewed-by: Laurent Pinchart Signed-off-by: Mauro Carvalho Chehab --- diff --git a/drivers/media/usb/hackrf/hackrf.c b/drivers/media/usb/hackrf/hackrf.c index 9c0ecd5f056c..a1a7690a344a 100644 --- a/drivers/media/usb/hackrf/hackrf.c +++ b/drivers/media/usb/hackrf/hackrf.c @@ -1398,6 +1398,7 @@ static int hackrf_probe(struct usb_interface *intf, dev->rx_vb2_queue.drv_priv = dev; dev->rx_vb2_queue.buf_struct_size = sizeof(struct hackrf_buffer); dev->rx_vb2_queue.timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC; + dev->rx_vb2_queue.lock = &dev->vb_queue_lock; ret = vb2_queue_init(&dev->rx_vb2_queue); if (ret) { dev_err(dev->dev, "Could not initialize rx vb2 queue\n"); @@ -1413,6 +1414,7 @@ static int hackrf_probe(struct usb_interface *intf, dev->tx_vb2_queue.drv_priv = dev; dev->tx_vb2_queue.buf_struct_size = sizeof(struct hackrf_buffer); dev->tx_vb2_queue.timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC; + dev->tx_vb2_queue.lock = &dev->vb_queue_lock; ret = vb2_queue_init(&dev->tx_vb2_queue); if (ret) { dev_err(dev->dev, "Could not initialize tx vb2 queue\n"); @@ -1474,7 +1476,6 @@ static int hackrf_probe(struct usb_interface *intf, /* Init video_device structure for receiver */ dev->rx_vdev = hackrf_template; dev->rx_vdev.queue = &dev->rx_vb2_queue; - dev->rx_vdev.queue->lock = &dev->vb_queue_lock; dev->rx_vdev.v4l2_dev = &dev->v4l2_dev; dev->rx_vdev.ctrl_handler = &dev->rx_ctrl_handler; dev->rx_vdev.lock = &dev->v4l2_lock; @@ -1494,7 +1495,6 @@ static int hackrf_probe(struct usb_interface *intf, /* Init video_device structure for transmitter */ dev->tx_vdev = hackrf_template; dev->tx_vdev.queue = &dev->tx_vb2_queue; - dev->tx_vdev.queue->lock = &dev->vb_queue_lock; dev->tx_vdev.v4l2_dev = &dev->v4l2_dev; dev->tx_vdev.ctrl_handler = &dev->tx_ctrl_handler; dev->tx_vdev.lock = &dev->v4l2_lock;