diff options
Diffstat (limited to 'drivers/media/video/cx88/cx88-video.c')
| -rw-r--r-- | drivers/media/video/cx88/cx88-video.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/media/video/cx88/cx88-video.c b/drivers/media/video/cx88/cx88-video.c index ef4d56ea002..61e03d4703f 100644 --- a/drivers/media/video/cx88/cx88-video.c +++ b/drivers/media/video/cx88/cx88-video.c @@ -773,6 +773,7 @@ static int video_open(struct inode *inode, struct file *file) enum v4l2_buf_type type = 0; int radio = 0; + lock_kernel(); list_for_each_entry(h, &cx8800_devlist, devlist) { if (h->video_dev->minor == minor) { dev = h; @@ -788,8 +789,10 @@ static int video_open(struct inode *inode, struct file *file) dev = h; } } - if (NULL == dev) + if (NULL == dev) { + unlock_kernel(); return -ENODEV; + } core = dev->core; @@ -798,8 +801,10 @@ static int video_open(struct inode *inode, struct file *file) /* allocate + initialize per filehandle data */ fh = kzalloc(sizeof(*fh),GFP_KERNEL); - if (NULL == fh) + if (NULL == fh) { + unlock_kernel(); return -ENOMEM; + } file->private_data = fh; fh->dev = dev; fh->radio = radio; @@ -832,6 +837,7 @@ static int video_open(struct inode *inode, struct file *file) cx88_set_stereo(core,V4L2_TUNER_MODE_STEREO,1); cx88_call_i2c_clients(core,AUDC_SET_RADIO,NULL); } + unlock_kernel(); return 0; } |