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path: root/drivers/cdrom/viocd.c
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Diffstat (limited to 'drivers/cdrom/viocd.c')
-rw-r--r--drivers/cdrom/viocd.c11
1 files changed, 9 insertions, 2 deletions
diff --git a/drivers/cdrom/viocd.c b/drivers/cdrom/viocd.c
index 1fa6628d150b..16dada0627ee 100644
--- a/drivers/cdrom/viocd.c
+++ b/drivers/cdrom/viocd.c
@@ -42,6 +42,7 @@
#include <linux/module.h>
#include <linux/completion.h>
#include <linux/proc_fs.h>
+#include <linux/smp_lock.h>
#include <linux/seq_file.h>
#include <linux/scatterlist.h>
@@ -167,7 +168,13 @@ static int viocd_blk_ioctl(struct block_device *bdev, fmode_t mode,
unsigned cmd, unsigned long arg)
{
struct disk_info *di = bdev->bd_disk->private_data;
- return cdrom_ioctl(&di->viocd_info, bdev, mode, cmd, arg);
+ int ret;
+
+ lock_kernel();
+ ret = cdrom_ioctl(&di->viocd_info, bdev, mode, cmd, arg);
+ unlock_kernel();
+
+ return ret;
}
static int viocd_blk_media_changed(struct gendisk *disk)
@@ -180,7 +187,7 @@ static const struct block_device_operations viocd_fops = {
.owner = THIS_MODULE,
.open = viocd_blk_open,
.release = viocd_blk_release,
- .locked_ioctl = viocd_blk_ioctl,
+ .ioctl = viocd_blk_ioctl,
.media_changed = viocd_blk_media_changed,
};