aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--drivers/scsi/st.c16
1 files changed, 10 insertions, 6 deletions
diff --git a/drivers/scsi/st.c b/drivers/scsi/st.c
index 322ca87d252..1951fb4ed40 100644
--- a/drivers/scsi/st.c
+++ b/drivers/scsi/st.c
@@ -2371,7 +2371,8 @@ static int st_set_options(struct scsi_tape *STp, long options)
static int read_mode_page(struct scsi_tape *STp, int page, int omit_block_descs)
{
unsigned char cmd[MAX_COMMAND_SIZE];
- struct st_request *SRpnt = NULL;
+ struct st_request *SRpnt;
+ int ret;
memset(cmd, 0, MAX_COMMAND_SIZE);
cmd[0] = MODE_SENSE;
@@ -2380,14 +2381,17 @@ static int read_mode_page(struct scsi_tape *STp, int page, int omit_block_descs)
cmd[2] = page;
cmd[4] = 255;
- SRpnt = st_do_scsi(SRpnt, STp, cmd, cmd[4], DMA_FROM_DEVICE,
- STp->device->request_queue->rq_timeout, 0, 1);
- if (SRpnt == NULL)
- return (STp->buffer)->syscall_result;
+ SRpnt = st_allocate_request(STp);
+ if (!SRpnt)
+ return STp->buffer->syscall_result;
+ ret = st_scsi_kern_execute(SRpnt, cmd, DMA_FROM_DEVICE,
+ STp->buffer->b_data, cmd[4],
+ STp->device->request_queue->rq_timeout,
+ MAX_RETRIES);
st_release_request(SRpnt);
- return (STp->buffer)->syscall_result;
+ return ret ? : STp->buffer->syscall_result;
}