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path: root/drivers/media/radio/radio-si470x.c
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Diffstat (limited to 'drivers/media/radio/radio-si470x.c')
-rw-r--r--drivers/media/radio/radio-si470x.c2
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;
}
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