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authorChristoph Hellwig <hch@lst.de>2020-11-03 13:00:18 +0300
committerJens Axboe <axboe@kernel.dk>2020-11-16 18:14:29 +0300
commita7cb3d2f09c8405aed59d97a7d02cebea43cd3c7 (patch)
tree620ec73e4343bdbf571d27cf53975682d33e0ab9 /block
parent98f49b63e84d4ee1a5c327d0b5f4e8699f6c70fe (diff)
downloadlinux-a7cb3d2f09c8405aed59d97a7d02cebea43cd3c7.tar.xz
block: remove __blkdev_driver_ioctl
Just open code it in the few callers. Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'block')
-rw-r--r--block/ioctl.c25
1 files changed, 5 insertions, 20 deletions
diff --git a/block/ioctl.c b/block/ioctl.c
index 04255dc5f3bf..6b785181344f 100644
--- a/block/ioctl.c
+++ b/block/ioctl.c
@@ -219,23 +219,6 @@ static int compat_put_ulong(compat_ulong_t __user *argp, compat_ulong_t val)
}
#endif
-int __blkdev_driver_ioctl(struct block_device *bdev, fmode_t mode,
- unsigned cmd, unsigned long arg)
-{
- struct gendisk *disk = bdev->bd_disk;
-
- if (disk->fops->ioctl)
- return disk->fops->ioctl(bdev, mode, cmd, arg);
-
- return -ENOTTY;
-}
-/*
- * For the record: _GPL here is only because somebody decided to slap it
- * on the previous export. Sheer idiocy, since it wasn't copyrightable
- * at all and could be open-coded without any exports by anybody who cares.
- */
-EXPORT_SYMBOL_GPL(__blkdev_driver_ioctl);
-
#ifdef CONFIG_COMPAT
/*
* This is the equivalent of compat_ptr_ioctl(), to be used by block
@@ -594,10 +577,12 @@ int blkdev_ioctl(struct block_device *bdev, fmode_t mode, unsigned cmd,
}
ret = blkdev_common_ioctl(bdev, mode, cmd, arg, argp);
- if (ret == -ENOIOCTLCMD)
- return __blkdev_driver_ioctl(bdev, mode, cmd, arg);
+ if (ret != -ENOIOCTLCMD)
+ return ret;
- return ret;
+ if (!bdev->bd_disk->fops->ioctl)
+ return -ENOTTY;
+ return bdev->bd_disk->fops->ioctl(bdev, mode, cmd, arg);
}
EXPORT_SYMBOL_GPL(blkdev_ioctl); /* for /dev/raw */