1 files changed, 1 insertions, 0 deletions

diff --git a/drivers/media/media-device.c b/drivers/media/media-device.c
index a36509a1df09..d2bc809d7a2a 100644
--- a/drivers/media/media-device.c
+++ b/drivers/media/media-device.c
@@ -73,6 +73,7 @@ int __must_check media_device_register(struct media_device *mdev)
         mdev->entity_id = 1;
         INIT_LIST_HEAD(&mdev->entities);
         spin_lock_init(&mdev->lock);
+        mutex_init(&mdev->graph_mutex);
 
         /* Register the device node. */
         mdev->devnode.fops = &media_device_fops;