diff options
Diffstat (limited to 'drivers/ide/ide-atapi.c')
| -rw-r--r-- | drivers/ide/ide-atapi.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/ide/ide-atapi.c b/drivers/ide/ide-atapi.c index 8a894fa37b5..757e5956b13 100644 --- a/drivers/ide/ide-atapi.c +++ b/drivers/ide/ide-atapi.c @@ -415,6 +415,12 @@ static ide_startstop_t ide_pc_intr(ide_drive_t *drive) if ((pc->flags & PC_FLAG_WAIT_FOR_DSC) && (stat & ATA_DSC) == 0) dsc = 1; + /* + * ->pc_callback() might change rq->data_len for + * residual count, cache total length. + */ + done = blk_rq_bytes(rq); + /* Command finished - Call the callback function */ uptodate = drive->pc_callback(drive, dsc); |