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>
This commit is contained in:
Borislav Petkov 2009-05-02 10:43:11 +02:00
Родитель b13345f39d
Коммит d9a6830764
1 изменённых файлов: 10 добавлений и 10 удалений

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@ -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;