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-rw-r--r--drivers/media/usb/au0828/au0828-core.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/media/usb/au0828/au0828-core.c b/drivers/media/usb/au0828/au0828-core.c
index ecfa18939663..2fcd17d9b1a6 100644
--- a/drivers/media/usb/au0828/au0828-core.c
+++ b/drivers/media/usb/au0828/au0828-core.c
@@ -137,6 +137,11 @@ static void au0828_unregister_media_device(struct au0828_dev *dev)
#ifdef CONFIG_MEDIA_CONTROLLER
if (dev->media_dev &&
media_devnode_is_registered(&dev->media_dev->devnode)) {
+ /* clear enable_source, disable_source */
+ dev->media_dev->source_priv = NULL;
+ dev->media_dev->enable_source = NULL;
+ dev->media_dev->disable_source = NULL;
+
media_device_unregister(dev->media_dev);
media_device_cleanup(dev->media_dev);
dev->media_dev = NULL;