[SCSI] st: convert get_location to use st_scsi_kern_execute

This replaces st_do_scsi in get_location (READ_POSITION) 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>

diff --git a/drivers/scsi/st.c b/drivers/scsi/st.c
index 09d06bd..23780e9 100644 (file)
--- a/drivers/scsi/st.c
+++ b/drivers/scsi/st.c
@@ -3019,11 +3019,17 @@ static int get_location(struct scsi_tape *STp, unsigned int *block, int *partiti
                if (!logical && !STp->scsi2_logical)
                        scmd[1] = 1;
        }
-       SRpnt = st_do_scsi(NULL, STp, scmd, 20, DMA_FROM_DEVICE,
-                          STp->device->request_queue->rq_timeout,
-                          MAX_READY_RETRIES, 1);
+
+       SRpnt = st_allocate_request(STp);
        if (!SRpnt)
-               return (STp->buffer)->syscall_result;
+               return STp->buffer->syscall_result;
+
+       result = st_scsi_kern_execute(SRpnt, scmd, DMA_FROM_DEVICE,
+                                     STp->buffer->b_data, 20,
+                                     STp->device->request_queue->rq_timeout,
+                                     MAX_READY_RETRIES);
+       if (result)
+               goto out;
 
        if ((STp->buffer)->syscall_result != 0 ||
            (STp->device->scsi_level >= SCSI_2 &&
@@ -3051,6 +3057,7 @@ static int get_location(struct scsi_tape *STp, unsigned int *block, int *partiti
                 DEBC(printk(ST_DEB_MSG "%s: Got tape pos. blk %d part %d.\n", name,
                             *block, *partition));
        }
+out:
        st_release_request(SRpnt);
        SRpnt = NULL;