[PATCH 3/4] ide: cleanup generic_ide_ioctl()

From: Bartlomiej Zolnierkiewicz
Date: Tue Aug 05 2008 - 12:43:33 EST


* Fix intendation for the main 'switch ()'.

* 'switch ()' -> 'if ()' for HDIO_DRIVE_TASKFILE case.

* Move HDIO_SET_NICE case under HDIO_GET_NICE one.

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@xxxxxxxxx>
---
drivers/ide/ide.c | 97 +++++++++++++++++++++++++-----------------------------
1 file changed, 45 insertions(+), 52 deletions(-)

Index: b/drivers/ide/ide.c
===================================================================
--- a/drivers/ide/ide.c
+++ b/drivers/ide/ide.c
@@ -565,8 +565,9 @@ static const struct ide_ioctl_devset ide
{ 0 }
};

-int generic_ide_ioctl(ide_drive_t *drive, struct file *file, struct block_device *bdev,
- unsigned int cmd, unsigned long arg)
+int generic_ide_ioctl(ide_drive_t *drive, struct file *file,
+ struct block_device *bdev,
+ unsigned int cmd, unsigned long arg)
{
int err;

@@ -575,57 +576,49 @@ int generic_ide_ioctl(ide_drive_t *drive
return err;

switch (cmd) {
- case HDIO_OBSOLETE_IDENTITY:
- case HDIO_GET_IDENTITY:
- if (bdev != bdev->bd_contains)
- return -EINVAL;
- return ide_get_identity_ioctl(drive, cmd, arg);
- case HDIO_GET_NICE:
- return ide_get_nice_ioctl(drive, arg);
-#ifdef CONFIG_IDE_TASK_IOCTL
- case HDIO_DRIVE_TASKFILE:
- if (!capable(CAP_SYS_ADMIN) || !capable(CAP_SYS_RAWIO))
- return -EACCES;
- switch(drive->media) {
- case ide_disk:
- return ide_taskfile_ioctl(drive, cmd, arg);
- default:
- return -ENOMSG;
- }
-#endif /* CONFIG_IDE_TASK_IOCTL */
-
- case HDIO_DRIVE_CMD:
- if (!capable(CAP_SYS_RAWIO))
- return -EACCES;
- return ide_cmd_ioctl(drive, cmd, arg);
-
- case HDIO_DRIVE_TASK:
- if (!capable(CAP_SYS_RAWIO))
- return -EACCES;
- return ide_task_ioctl(drive, cmd, arg);
- case HDIO_SET_NICE:
- if (!capable(CAP_SYS_ADMIN))
- return -EACCES;
- return ide_set_nice_ioctl(drive, arg);
- case HDIO_DRIVE_RESET:
- if (!capable(CAP_SYS_ADMIN))
- return -EACCES;
-
- return generic_drive_reset(drive);
-
- case HDIO_GET_BUSSTATE:
- if (!capable(CAP_SYS_ADMIN))
- return -EACCES;
- if (put_user(BUSSTATE_ON, (long __user *)arg))
- return -EFAULT;
- return 0;
-
- case HDIO_SET_BUSSTATE:
- if (!capable(CAP_SYS_ADMIN))
- return -EACCES;
- return -EOPNOTSUPP;
- default:
+ case HDIO_OBSOLETE_IDENTITY:
+ case HDIO_GET_IDENTITY:
+ if (bdev != bdev->bd_contains)
return -EINVAL;
+ return ide_get_identity_ioctl(drive, cmd, arg);
+ case HDIO_GET_NICE:
+ return ide_get_nice_ioctl(drive, arg);
+ case HDIO_SET_NICE:
+ if (!capable(CAP_SYS_ADMIN))
+ return -EACCES;
+ return ide_set_nice_ioctl(drive, arg);
+#ifdef CONFIG_IDE_TASK_IOCTL
+ case HDIO_DRIVE_TASKFILE:
+ if (!capable(CAP_SYS_ADMIN) || !capable(CAP_SYS_RAWIO))
+ return -EACCES;
+ if (drive->media == ide_disk)
+ return ide_taskfile_ioctl(drive, cmd, arg);
+ return -ENOMSG;
+#endif
+ case HDIO_DRIVE_CMD:
+ if (!capable(CAP_SYS_RAWIO))
+ return -EACCES;
+ return ide_cmd_ioctl(drive, cmd, arg);
+ case HDIO_DRIVE_TASK:
+ if (!capable(CAP_SYS_RAWIO))
+ return -EACCES;
+ return ide_task_ioctl(drive, cmd, arg);
+ case HDIO_DRIVE_RESET:
+ if (!capable(CAP_SYS_ADMIN))
+ return -EACCES;
+ return generic_drive_reset(drive);
+ case HDIO_GET_BUSSTATE:
+ if (!capable(CAP_SYS_ADMIN))
+ return -EACCES;
+ if (put_user(BUSSTATE_ON, (long __user *)arg))
+ return -EFAULT;
+ return 0;
+ case HDIO_SET_BUSSTATE:
+ if (!capable(CAP_SYS_ADMIN))
+ return -EACCES;
+ return -EOPNOTSUPP;
+ default:
+ return -EINVAL;
}
}
EXPORT_SYMBOL(generic_ide_ioctl);
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