From: Hans Verkuil <hans.verkuil@xxxxxxxxx>
Video nodes can be used at once after registration, so make sure the full
initialization is done before registering them.
Signed-off-by: Hans Verkuil <hans.verkuil@xxxxxxxxx>
---
drivers/media/usb/hdpvr/hdpvr-core.c | 13 +++++++------
1 file changed, 7 insertions(+), 6 deletions(-)
diff --git a/drivers/media/usb/hdpvr/hdpvr-core.c b/drivers/media/usb/hdpvr/hdpvr-core.c
index 73195fe..248835b 100644
--- a/drivers/media/usb/hdpvr/hdpvr-core.c
+++ b/drivers/media/usb/hdpvr/hdpvr-core.c
@@ -386,12 +386,6 @@ static int hdpvr_probe(struct usb_interface *interface,
}
mutex_unlock(&dev->io_mutex);
- if (hdpvr_register_videodev(dev, &interface->dev,
- video_nr[atomic_inc_return(&dev_nr)])) {
- v4l2_err(&dev->v4l2_dev, "registering videodev failed\n");
- goto error;
- }
-
#if IS_ENABLED(CONFIG_I2C)
retval = hdpvr_register_i2c_adapter(dev);
if (retval < 0) {
@@ -414,6 +408,13 @@ static int hdpvr_probe(struct usb_interface *interface,
}
#endif
+ retval = hdpvr_register_videodev(dev, &interface->dev,
+ video_nr[atomic_inc_return(&dev_nr)]);
+ if (retval < 0) {
+ v4l2_err(&dev->v4l2_dev, "registering videodev failed\n");
+ goto error;
+ }
+
/* let the user know what node this device is now attached to */
v4l2_info(&dev->v4l2_dev, "device now attached to %s\n",
video_device_node_name(dev->video_dev));
--
1.7.10.4
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