Merge branch 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/djbw/async_tx

[mv-sheeva.git] / drivers / media / dvb / dvb-core / dvb_ca_en50221.c

diff --git a/drivers/media/dvb/dvb-core/dvb_ca_en50221.c b/drivers/media/dvb/dvb-core/dvb_ca_en50221.c
index cb22da53bfb0fb126a7760a58b95339b0ae76a5a..ef259a0718ac3176befc7e283f67145f5d0d4d0c 100644 (file)
--- a/drivers/media/dvb/dvb-core/dvb_ca_en50221.c
+++ b/drivers/media/dvb/dvb-core/dvb_ca_en50221.c
@@ -36,6 +36,7 @@
 #include <linux/delay.h>
 #include <linux/spinlock.h>
 #include <linux/sched.h>
+#include <linux/smp_lock.h>
 #include <linux/kthread.h>
 
 #include "dvb_ca_en50221.h"
@@ -1181,7 +1182,7 @@ static int dvb_ca_en50221_thread(void *data)
  *
  * @return 0 on success, <0 on error.
  */
-static int dvb_ca_en50221_io_do_ioctl(struct inode *inode, struct file *file,
+static int dvb_ca_en50221_io_do_ioctl(struct file *file,
                                      unsigned int cmd, void *parg)
 {
        struct dvb_device *dvbdev = file->private_data;
@@ -1255,10 +1256,16 @@ static int dvb_ca_en50221_io_do_ioctl(struct inode *inode, struct file *file,
  *
  * @return 0 on success, <0 on error.
  */
-static int dvb_ca_en50221_io_ioctl(struct inode *inode, struct file *file,
-                                  unsigned int cmd, unsigned long arg)
+static long dvb_ca_en50221_io_ioctl(struct file *file,
+                                   unsigned int cmd, unsigned long arg)
 {
-       return dvb_usercopy(inode, file, cmd, arg, dvb_ca_en50221_io_do_ioctl);
+       int ret;
+
+       lock_kernel();
+       ret = dvb_usercopy(file, cmd, arg, dvb_ca_en50221_io_do_ioctl);
+       unlock_kernel();
+
+       return ret;
 }
 
 
@@ -1611,7 +1618,7 @@ static const struct file_operations dvb_ca_fops = {
        .owner = THIS_MODULE,
        .read = dvb_ca_en50221_io_read,
        .write = dvb_ca_en50221_io_write,
-       .ioctl = dvb_ca_en50221_io_ioctl,
+       .unlocked_ioctl = dvb_ca_en50221_io_ioctl,
        .open = dvb_ca_en50221_io_open,
        .release = dvb_ca_en50221_io_release,
        .poll = dvb_ca_en50221_io_poll,