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path: root/drivers/usb/misc
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Diffstat (limited to 'drivers/usb/misc')
-rw-r--r--drivers/usb/misc/sisusbvga/sisusb.c13
1 files changed, 6 insertions, 7 deletions
diff --git a/drivers/usb/misc/sisusbvga/sisusb.c b/drivers/usb/misc/sisusbvga/sisusb.c
index 33182f4c226..fbace41a7cb 100644
--- a/drivers/usb/misc/sisusbvga/sisusb.c
+++ b/drivers/usb/misc/sisusbvga/sisusb.c
@@ -2982,9 +2982,8 @@ sisusb_handle_command(struct sisusb_usb_data *sisusb, struct sisusb_command *y,
return retval;
}
-static int
-sisusb_ioctl(struct inode *inode, struct file *file, unsigned int cmd,
- unsigned long arg)
+static long
+sisusb_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
{
struct sisusb_usb_data *sisusb;
struct sisusb_info x;
@@ -2995,6 +2994,7 @@ sisusb_ioctl(struct inode *inode, struct file *file, unsigned int cmd,
if (!(sisusb = (struct sisusb_usb_data *)file->private_data))
return -ENODEV;
+ lock_kernel();
mutex_lock(&sisusb->lock);
/* Sanity check */
@@ -3053,6 +3053,7 @@ sisusb_ioctl(struct inode *inode, struct file *file, unsigned int cmd,
err_out:
mutex_unlock(&sisusb->lock);
+ unlock_kernel();
return retval;
}
@@ -3066,9 +3067,7 @@ sisusb_compat_ioctl(struct file *f, unsigned int cmd, unsigned long arg)
case SISUSB_GET_CONFIG_SIZE:
case SISUSB_GET_CONFIG:
case SISUSB_COMMAND:
- lock_kernel();
- retval = sisusb_ioctl(f->f_path.dentry->d_inode, f, cmd, arg);
- unlock_kernel();
+ retval = sisusb_ioctl(f, cmd, arg);
return retval;
default:
@@ -3087,7 +3086,7 @@ static const struct file_operations usb_sisusb_fops = {
#ifdef SISUSB_NEW_CONFIG_COMPAT
.compat_ioctl = sisusb_compat_ioctl,
#endif
- .ioctl = sisusb_ioctl
+ .unlocked_ioctl = sisusb_ioctl
};
static struct usb_class_driver usb_sisusb_class = {