diff options
| -rw-r--r-- | linux/drivers/media/radio/radio-mr800.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/linux/drivers/media/radio/radio-mr800.c b/linux/drivers/media/radio/radio-mr800.c index 2ae8e1447..5941127a5 100644 --- a/linux/drivers/media/radio/radio-mr800.c +++ b/linux/drivers/media/radio/radio-mr800.c @@ -472,16 +472,21 @@ static int usb_amradio_open(struct inode *inode, struct file *file) { struct amradio_device *radio = video_get_drvdata(video_devdata(file)); + lock_kernel(); + radio->users = 1; radio->muted = 1; if (amradio_start(radio) < 0) { warn("Radio did not start up properly"); radio->users = 0; + unlock_kernel(); return -EIO; } if (amradio_setfreq(radio, radio->curfreq) < 0) warn("Set frequency failed"); + + unlock_kernel(); return 0; } |