[IRDA]: Fix rfcomm use-after-free

[pandora-kernel.git] / block / ioctl.c

diff --git a/block/ioctl.c b/block/ioctl.c
index 58aab63..f7e3e8a 100644 (file)
--- a/block/ioctl.c
+++ b/block/ioctl.c
@@ -61,7 +61,7 @@ static int blkpg_ioctl(struct block_device *bdev, struct blkpg_ioctl_arg __user
                                }
                        }
                        /* all seems OK */
-                       add_partition(disk, part, start, length);
+                       add_partition(disk, part, start, length, ADDPART_FLAG_NONE);
                        mutex_unlock(&bdev->bd_mutex);
                        return 0;
                case BLKPG_DEL_PARTITION:
@@ -72,7 +72,7 @@ static int blkpg_ioctl(struct block_device *bdev, struct blkpg_ioctl_arg __user
                        bdevp = bdget_disk(disk, part);
                        if (!bdevp)
                                return -ENOMEM;
-                       mutex_lock_nested(&bdevp->bd_mutex, BD_MUTEX_PARTITION);
+                       mutex_lock(&bdevp->bd_mutex);
                        if (bdevp->bd_openers) {
                                mutex_unlock(&bdevp->bd_mutex);
                                bdput(bdevp);
@@ -80,9 +80,9 @@ static int blkpg_ioctl(struct block_device *bdev, struct blkpg_ioctl_arg __user
                        }
                        /* all seems OK */
                        fsync_bdev(bdevp);
-                       invalidate_bdev(bdevp, 0);
+                       invalidate_bdev(bdevp);
 
-                       mutex_lock_nested(&bdev->bd_mutex, BD_MUTEX_WHOLE);
+                       mutex_lock_nested(&bdev->bd_mutex, 1);
                        delete_partition(disk, part);
                        mutex_unlock(&bdev->bd_mutex);
                        mutex_unlock(&bdevp->bd_mutex);
@@ -236,7 +236,7 @@ int blkdev_ioctl(struct inode *inode, struct file *file, unsigned cmd,
 
                lock_kernel();
                fsync_bdev(bdev);
-               invalidate_bdev(bdev, 0);
+               invalidate_bdev(bdev);
                unlock_kernel();
                return 0;
 
@@ -290,7 +290,7 @@ int blkdev_ioctl(struct inode *inode, struct file *file, unsigned cmd,
    ENOIOCTLCMD for unknown ioctls. */
 long compat_blkdev_ioctl(struct file *file, unsigned cmd, unsigned long arg)
 {
-       struct block_device *bdev = file->f_dentry->d_inode->i_bdev;
+       struct block_device *bdev = file->f_path.dentry->d_inode->i_bdev;
        struct gendisk *disk = bdev->bd_disk;
        int ret = -ENOIOCTLCMD;
        if (disk->fops->compat_ioctl) {