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ide-disk: set_addressing() fixes

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* Return -EIO if arg > 0 and LBA48 is unsupported.

* No need to reset ->addressing.

* Make ->addressing a single bit flag.

Signed-off-by: Bartlomiej Zolnierkiewicz <[email protected]>
This commit is contained in:
Bartlomiej Zolnierkiewicz 2008-10-13 21:39:36 +02:00
commit 35c1375312
2 changed files with 6 additions and 7 deletions
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11
drivers/ide/ide-disk.c
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@ -686,14 +686,13 @@ static int set_addressing(ide_drive_t *drive, int arg)
if (arg < 0 || arg > 2)
return -EINVAL;
drive->addressing = 0;
if (drive->hwif->host_flags & IDE_HFLAG_NO_LBA48)
return 0;
if (ata_id_lba48_enabled(drive->id) == 0)
if (arg && ((drive->hwif->host_flags & IDE_HFLAG_NO_LBA48) ||
ata_id_lba48_enabled(drive->id) == 0))
return -EIO;
if (arg == 2)
arg = 0;
drive->addressing = arg;
return 0;