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[SCSI] st: convert check_tape to use st_scsi_kern_execute

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This replaces st_do_scsi in check_tape (READ_BLOCK_LIMITS and
MODE_SENSE) with st_scsi_kern_execute.

Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Acked-by: Kai Makisara <Kai.Makisara@kolumbus.fi>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
This commit is contained in:
FUJITA Tomonori 2008-12-05 15:25:27 +09:00 committed by James Bottomley
parent 212cd8bfe1
commit 52107b2c57
1 changed files with 18 additions and 10 deletions
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28
drivers/scsi/st.c
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@ -1020,17 +1020,24 @@ static int check_tape(struct scsi_tape *STp, struct file *filp)
}
}
SRpnt = st_allocate_request(STp);
if (!SRpnt) {
retval = STp->buffer->syscall_result;
goto err_out;
}
if (STp->omit_blklims)
STp->min_block = STp->max_block = (-1);
else {
memset((void *) &cmd[0], 0, MAX_COMMAND_SIZE);
cmd[0] = READ_BLOCK_LIMITS;
SRpnt = st_do_scsi(SRpnt, STp, cmd, 6, DMA_FROM_DEVICE,
STp->device->request_queue->rq_timeout,
MAX_READY_RETRIES, 1);
if (!SRpnt) {
retval = (STp->buffer)->syscall_result;
retval = st_scsi_kern_execute(SRpnt, cmd, DMA_FROM_DEVICE,
STp->buffer->b_data, 6,
STp->device->request_queue->rq_timeout,
MAX_READY_RETRIES);
if (retval) {
st_release_request(SRpnt);
goto err_out;
}
@ -1054,11 +1061,12 @@ static int check_tape(struct scsi_tape *STp, struct file *filp)
cmd[0] = MODE_SENSE;
cmd[4] = 12;
SRpnt = st_do_scsi(SRpnt, STp, cmd, 12, DMA_FROM_DEVICE,
STp->device->request_queue->rq_timeout,
MAX_READY_RETRIES, 1);
if (!SRpnt) {
retval = (STp->buffer)->syscall_result;
retval = st_scsi_kern_execute(SRpnt, cmd, DMA_FROM_DEVICE,
STp->buffer->b_data, 12,
STp->device->request_queue->rq_timeout,
MAX_READY_RETRIES);
if (retval) {
st_release_request(SRpnt);
goto err_out;
}