diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/scsi/st.c | 16 |
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; } |