diff options
Diffstat (limited to 'block')
| -rw-r--r-- | block/ioctl.c | 29 |
1 files changed, 10 insertions, 19 deletions
diff --git a/block/ioctl.c b/block/ioctl.c index 0db89f95b15f..b4e0abed1b4b 100644 --- a/block/ioctl.c +++ b/block/ioctl.c @@ -265,21 +265,6 @@ static int blkdev_locked_ioctl(struct file *file, struct block_device *bdev, return -ENOIOCTLCMD; } -int blkdev_driver_ioctl(struct inode *inode, struct file *file, - struct gendisk *disk, unsigned cmd, unsigned long arg) -{ - int ret; - fmode_t mode = 0; - if (file) { - mode = file->f_mode; - if (file->f_flags & O_NDELAY) - mode |= FMODE_NDELAY_NOW; - } - - return __blkdev_driver_ioctl(inode->i_bdev, mode, cmd, arg); -} -EXPORT_SYMBOL_GPL(blkdev_driver_ioctl); - int __blkdev_driver_ioctl(struct block_device *bdev, fmode_t mode, unsigned cmd, unsigned long arg) { @@ -315,13 +300,19 @@ int blkdev_ioctl(struct inode *inode, struct file *file, unsigned cmd, struct block_device *bdev = inode->i_bdev; struct gendisk *disk = bdev->bd_disk; int ret, n; + fmode_t mode = 0; + if (file) { + mode = file->f_mode; + if (file->f_flags & O_NDELAY) + mode |= FMODE_NDELAY_NOW; + } switch(cmd) { case BLKFLSBUF: if (!capable(CAP_SYS_ADMIN)) return -EACCES; - ret = blkdev_driver_ioctl(inode, file, disk, cmd, arg); + ret = __blkdev_driver_ioctl(bdev, mode, cmd, arg); /* -EINVAL to handle old uncorrected drivers */ if (ret != -EINVAL && ret != -ENOTTY) return ret; @@ -333,7 +324,7 @@ int blkdev_ioctl(struct inode *inode, struct file *file, unsigned cmd, return 0; case BLKROSET: - ret = blkdev_driver_ioctl(inode, file, disk, cmd, arg); + ret = __blkdev_driver_ioctl(bdev, mode, cmd, arg); /* -EINVAL to handle old uncorrected drivers */ if (ret != -EINVAL && ret != -ENOTTY) return ret; @@ -349,7 +340,7 @@ int blkdev_ioctl(struct inode *inode, struct file *file, unsigned cmd, case BLKDISCARD: { uint64_t range[2]; - if (!(file->f_mode & FMODE_WRITE)) + if (!(mode & FMODE_WRITE)) return -EBADF; if (copy_from_user(range, (void __user *)arg, sizeof(range))) @@ -387,6 +378,6 @@ int blkdev_ioctl(struct inode *inode, struct file *file, unsigned cmd, if (ret != -ENOIOCTLCMD) return ret; - return blkdev_driver_ioctl(inode, file, disk, cmd, arg); + ret = __blkdev_driver_ioctl(bdev, mode, cmd, arg); } EXPORT_SYMBOL_GPL(blkdev_ioctl); |