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path: root/drivers/usb/misc/rio500.c
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Diffstat (limited to 'drivers/usb/misc/rio500.c')
-rw-r--r--drivers/usb/misc/rio500.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/usb/misc/rio500.c b/drivers/usb/misc/rio500.c
index 330c18e390b..248a12aacef 100644
--- a/drivers/usb/misc/rio500.c
+++ b/drivers/usb/misc/rio500.c
@@ -104,9 +104,7 @@ static int close_rio(struct inode *inode, struct file *file)
return 0;
}
-static int
-ioctl_rio(struct inode *inode, struct file *file, unsigned int cmd,
- unsigned long arg)
+static long ioctl_rio(struct file *file, unsigned int cmd, unsigned long arg)
{
struct RioCommand rio_cmd;
struct rio_usb_data *rio = &rio_instance;
@@ -116,6 +114,7 @@ ioctl_rio(struct inode *inode, struct file *file, unsigned int cmd,
int retries;
int retval=0;
+ lock_kernel();
mutex_lock(&(rio->lock));
/* Sanity check to make sure rio is connected, powered, etc */
if (rio->present == 0 || rio->rio_dev == NULL) {
@@ -254,6 +253,7 @@ ioctl_rio(struct inode *inode, struct file *file, unsigned int cmd,
err_out:
mutex_unlock(&(rio->lock));
+ unlock_kernel();
return retval;
}
@@ -433,7 +433,7 @@ file_operations usb_rio_fops = {
.owner = THIS_MODULE,
.read = read_rio,
.write = write_rio,
- .ioctl = ioctl_rio,
+ .unlocked_ioctl = ioctl_rio,
.open = open_rio,
.release = close_rio,
};