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>

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;