1 files changed, 2 insertions, 0 deletions

diff --git a/drivers/media/radio/radio-si470x.c b/drivers/media/radio/radio-si470x.c
index 16c7ef20265c..337d55793836 100644
--- a/drivers/media/radio/radio-si470x.c
+++ b/drivers/media/radio/radio-si470x.c
@@ -1074,6 +1074,7 @@ static int si470x_fops_open(struct inode *inode, struct file *file)
         struct si470x_device *radio = video_get_drvdata(video_devdata(file));
         int retval;
 
+        lock_kernel();
         radio->users++;
 
         retval = usb_autopm_get_interface(radio->intf);
@@ -1090,6 +1091,7 @@ static int si470x_fops_open(struct inode *inode, struct file *file)
         }
 
 done:
+        unlock_kernel();
         return retval;
 }