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path: root/drivers/media/dvb/bt8xx
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Diffstat (limited to 'drivers/media/dvb/bt8xx')
-rw-r--r--drivers/media/dvb/bt8xx/dst_ca.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/media/dvb/bt8xx/dst_ca.c b/drivers/media/dvb/bt8xx/dst_ca.c
index 6c68f02c170..607d7387fb6 100644
--- a/drivers/media/dvb/bt8xx/dst_ca.c
+++ b/drivers/media/dvb/bt8xx/dst_ca.c
@@ -552,8 +552,10 @@ free_mem_and_exit:
return result;
}
-static int dst_ca_ioctl(struct inode *inode, struct file *file, unsigned int cmd, unsigned long ioctl_arg)
+static long dst_ca_ioctl(struct file *file, unsigned int cmd, unsigned long ioctl_arg)
{
+ lock_kernel();
+
struct dvb_device* dvbdev = (struct dvb_device*) file->private_data;
struct dst_state* state = (struct dst_state*) dvbdev->priv;
struct ca_slot_info *p_ca_slot_info;
@@ -647,6 +649,7 @@ static int dst_ca_ioctl(struct inode *inode, struct file *file, unsigned int cmd
kfree (p_ca_slot_info);
kfree (p_ca_caps);
+ unlock_kernel();
return result;
}
@@ -684,7 +687,7 @@ static ssize_t dst_ca_write(struct file *file, const char __user *buffer, size_t
static const struct file_operations dst_ca_fops = {
.owner = THIS_MODULE,
- .ioctl = dst_ca_ioctl,
+ .unlocked_ioctl = dst_ca_ioctl,
.open = dst_ca_open,
.release = dst_ca_release,
.read = dst_ca_read,