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| author | Borislav Petkov <petkovbb@gmail.com> | 2009-05-02 10:43:11 +0200 |
|---|---|---|
| committer | Borislav Petkov <petkovbb@gmail.com> | 2009-05-15 06:44:13 +0200 |
| commit | d9a683076412924ca03c8b6cb766964425cf822e (patch) | |
| tree | 2557f230c435ada6af84b3628f175cc83eb63c32 /drivers/ide/ide-floppy.c | |
| parent | b13345f39dadbabdabaf8819cf6df26913da9e8d (diff) | |
| download | lwn-d9a683076412924ca03c8b6cb766964425cf822e.tar.gz lwn-d9a683076412924ca03c8b6cb766964425cf822e.zip | |
ide-floppy/ide_floppy_get_flexible_disk_page: use local buffer
There should be no functional change resulting from this patch.
Signed-off-by: Borislav Petkov <petkovbb@gmail.com>
Diffstat (limited to 'drivers/ide/ide-floppy.c')
| -rw-r--r-- | drivers/ide/ide-floppy.c | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/drivers/ide/ide-floppy.c b/drivers/ide/ide-floppy.c index be21cf23f8cb..060c893820c3 100644 --- a/drivers/ide/ide-floppy.c +++ b/drivers/ide/ide-floppy.c @@ -311,33 +311,33 @@ static int ide_floppy_get_flexible_disk_page(ide_drive_t *drive, { struct ide_disk_obj *floppy = drive->driver_data; struct gendisk *disk = floppy->disk; - u8 *page; + u8 *page, buf[40]; int capacity, lba_capacity; u16 transfer_rate, sector_size, cyls, rpm; u8 heads, sectors; ide_floppy_create_mode_sense_cmd(pc, IDEFLOPPY_FLEXIBLE_DISK_PAGE); - if (ide_queue_pc_tail(drive, disk, pc, pc->buf, pc->req_xfer)) { + if (ide_queue_pc_tail(drive, disk, pc, buf, pc->req_xfer)) { printk(KERN_ERR PFX "Can't get flexible disk page params\n"); return 1; } - if (pc->buf[3] & 0x80) + if (buf[3] & 0x80) drive->dev_flags |= IDE_DFLAG_WP; else drive->dev_flags &= ~IDE_DFLAG_WP; set_disk_ro(disk, !!(drive->dev_flags & IDE_DFLAG_WP)); - page = &pc->buf[8]; + page = &buf[8]; - transfer_rate = be16_to_cpup((__be16 *)&pc->buf[8 + 2]); - sector_size = be16_to_cpup((__be16 *)&pc->buf[8 + 6]); - cyls = be16_to_cpup((__be16 *)&pc->buf[8 + 8]); - rpm = be16_to_cpup((__be16 *)&pc->buf[8 + 28]); - heads = pc->buf[8 + 4]; - sectors = pc->buf[8 + 5]; + transfer_rate = be16_to_cpup((__be16 *)&buf[8 + 2]); + sector_size = be16_to_cpup((__be16 *)&buf[8 + 6]); + cyls = be16_to_cpup((__be16 *)&buf[8 + 8]); + rpm = be16_to_cpup((__be16 *)&buf[8 + 28]); + heads = buf[8 + 4]; + sectors = buf[8 + 5]; capacity = cyls * heads * sectors * sector_size; |