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Subject[PATCH] UML - Remove useless ioctls
DateFri, 17 Sep 2004 01:17:34 -0400
FromJeff Dike <>
The UML block driver had some useless ioctls in it somehow.  This gets rid of
them.

Signed-off-by: Jeff Dike <jdike@addtoit.com>

Index: 2.6.9-rc2/arch/um/drivers/ubd_kern.c
===================================================================
--- 2.6.9-rc2.orig/arch/um/drivers/ubd_kern.c 2004-09-16 22:59:06.000000000 -0400
+++ 2.6.9-rc2/arch/um/drivers/ubd_kern.c 2004-09-16 23:39:25.000000000 -0400
@@ -1064,7 +1064,6 @@
{
struct hd_geometry *loc = (struct hd_geometry *) arg;
struct ubd *dev = inode->i_bdev->bd_disk->private_data;
- int err;
struct hd_driveid ubd_id = {
.cyls = 0,
.heads = 128,
@@ -1082,32 +1081,6 @@
g.start = get_start_sect(inode->i_bdev);
return(copy_to_user(loc, &g, sizeof(g)) ? -EFAULT : 0);

- case HDIO_SET_UNMASKINTR:
- if(!capable(CAP_SYS_ADMIN)) return(-EACCES);
- if((arg > 1) || (inode->i_bdev->bd_contains != inode->i_bdev))
- return(-EINVAL);
- return(0);
-
- case HDIO_GET_UNMASKINTR:
- if(!arg) return(-EINVAL);
- err = verify_area(VERIFY_WRITE, (long *) arg, sizeof(long));
- if(err)
- return(err);
- return(0);
-
- case HDIO_GET_MULTCOUNT:
- if(!arg) return(-EINVAL);
- err = verify_area(VERIFY_WRITE, (long *) arg, sizeof(long));
- if(err)
- return(err);
- return(0);
-
- case HDIO_SET_MULTCOUNT:
- if(!capable(CAP_SYS_ADMIN)) return(-EACCES);
- if(inode->i_bdev->bd_contains != inode->i_bdev)
- return(-EINVAL);
- return(0);
-
case HDIO_GET_IDENTITY:
ubd_id.cyls = dev->size / (128 * 32 * 512);
if(copy_to_user((char *) arg, (char *) &ubd_id,
-
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