diff options
Diffstat (limited to 'linux/drivers/media/radio')
| -rw-r--r-- | linux/drivers/media/radio/dsbr100.c | 3 | ||||
| -rw-r--r-- | linux/drivers/media/radio/radio-si470x.c | 2 |
2 files changed, 5 insertions, 0 deletions
diff --git a/linux/drivers/media/radio/dsbr100.c b/linux/drivers/media/radio/dsbr100.c index d223846d5..93a871985 100644 --- a/linux/drivers/media/radio/dsbr100.c +++ b/linux/drivers/media/radio/dsbr100.c @@ -408,15 +408,18 @@ static int usb_dsbr100_open(struct inode *inode, struct file *file) { struct dsbr100_device *radio=video_get_drvdata(video_devdata(file)); + lock_kernel(); radio->users = 1; radio->muted = 1; if (dsbr100_start(radio)<0) { warn("Radio did not start up properly"); radio->users = 0; + unlock_kernel(); return -EIO; } dsbr100_setfreq(radio, radio->curfreq); + unlock_kernel(); return 0; } diff --git a/linux/drivers/media/radio/radio-si470x.c b/linux/drivers/media/radio/radio-si470x.c index afff1345b..3b1f630a9 100644 --- a/linux/drivers/media/radio/radio-si470x.c +++ b/linux/drivers/media/radio/radio-si470x.c @@ -1079,6 +1079,7 @@ 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); @@ -1095,6 +1096,7 @@ static int si470x_fops_open(struct inode *inode, struct file *file) } done: + unlock_kernel(); return retval; } |