drivers: Push down BKL into various drivers

These are the last remaining device drivers using
the ->ioctl file operation in the drivers directory
(except from v4l drivers).

[fweisbec: drop i8k pushdown as it has been done from
procfs pushdown branch already]

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>

1 files changed, 14 insertions, 3 deletions

diff --git a/drivers/pcmcia/pcmcia_ioctl.c b/drivers/pcmcia/pcmcia_ioctl.c
index 7631faa0cadd..838bbf6bca83 100644
--- a/drivers/pcmcia/pcmcia_ioctl.c
+++ b/drivers/pcmcia/pcmcia_ioctl.c
@@ -818,8 +818,7 @@ static u_int ds_poll(struct file *file, poll_table *wait)
 
 /*====================================================================*/
 
-static int ds_ioctl(struct inode *inode, struct file *file,
-                    u_int cmd, u_long arg)
+static int ds_ioctl(struct file *file, u_int cmd, u_long arg)
 {
     struct pcmcia_socket *s;
     void __user *uarg = (char __user *)arg;
@@ -1026,13 +1025,25 @@ free_out:
     return err;
 } /* ds_ioctl */
 
+static long ds_unlocked_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
+{
+        int ret;
+
+        lock_kernel();
+        ret = ds_ioctl(file, cmd, arg);
+        unlock_kernel();
+
+        return ret;
+}
+
+
 /*====================================================================*/
 
 static const struct file_operations ds_fops = {
         .owner          = THIS_MODULE,
         .open           = ds_open,
         .release        = ds_release,
-        .ioctl          = ds_ioctl,
+        .unlocked_ioctl = ds_unlocked_ioctl,
         .read           = ds_read,
         .write          = ds_write,
         .poll           = ds_poll,