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authorBorislav Petkov <petkovbb@gmail.com>2009-05-02 10:43:11 +0200
committerBorislav Petkov <petkovbb@gmail.com>2009-05-15 06:44:13 +0200
commitd9a683076412924ca03c8b6cb766964425cf822e (patch)
tree2557f230c435ada6af84b3628f175cc83eb63c32 /drivers/ide
parentb13345f39dadbabdabaf8819cf6df26913da9e8d (diff)
downloadop-kernel-dev-d9a683076412924ca03c8b6cb766964425cf822e.zip
op-kernel-dev-d9a683076412924ca03c8b6cb766964425cf822e.tar.gz
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')
-rw-r--r--drivers/ide/ide-floppy.c20
1 files changed, 10 insertions, 10 deletions
diff --git a/drivers/ide/ide-floppy.c b/drivers/ide/ide-floppy.c
index be21cf2..060c893 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;
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