diff options
Diffstat (limited to 'drivers/s390/block/dasd.c')
| -rw-r--r-- | drivers/s390/block/dasd.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/s390/block/dasd.c b/drivers/s390/block/dasd.c index 8e87a31e329d..76d13c5ff205 100644 --- a/drivers/s390/block/dasd.c +++ b/drivers/s390/block/dasd.c @@ -1639,6 +1639,7 @@ void dasd_int_handler(struct ccw_device *cdev, unsigned long intparm, unsigned long now; int nrf_suppressed = 0; int fp_suppressed = 0; + struct request *req; u8 *sense = NULL; int expires; @@ -1739,7 +1740,12 @@ void dasd_int_handler(struct ccw_device *cdev, unsigned long intparm, } if (dasd_ese_needs_format(cqr->block, irb)) { - if (rq_data_dir((struct request *)cqr->callback_data) == READ) { + req = dasd_get_callback_data(cqr); + if (!req) { + cqr->status = DASD_CQR_ERROR; + return; + } + if (rq_data_dir(req) == READ) { device->discipline->ese_read(cqr, irb); cqr->status = DASD_CQR_SUCCESS; cqr->stopclk = now; |