[SCSI] Consolidate REQ_BLOCK_PC handling path (fix ipod panic)

[mirror_ubuntu-zesty-kernel.git] / drivers / scsi / sr.c

diff --git a/drivers/scsi/sr.c b/drivers/scsi/sr.c
index d68cea753bb2222629db977d5ebf37614dc9c093..fb4012b5c1884b8117a0b2155dd634879352acd7 100644 (file)
--- a/drivers/scsi/sr.c
+++ b/drivers/scsi/sr.c
@@ -320,25 +320,11 @@ static int sr_init_command(struct scsi_cmnd * SCpnt)
         * these are already setup, just copy cdb basically
         */
        if (SCpnt->request->flags & REQ_BLOCK_PC) {
-               struct request *rq = SCpnt->request;
+               scsi_setup_blk_pc_cmnd(SCpnt, MAX_RETRIES);
 
-               if (sizeof(rq->cmd) > sizeof(SCpnt->cmnd))
-                       return 0;
-
-               memcpy(SCpnt->cmnd, rq->cmd, sizeof(SCpnt->cmnd));
-               SCpnt->cmd_len = rq->cmd_len;
-               if (!rq->data_len)
-                       SCpnt->sc_data_direction = DMA_NONE;
-               else if (rq_data_dir(rq) == WRITE)
-                       SCpnt->sc_data_direction = DMA_TO_DEVICE;
-               else
-                       SCpnt->sc_data_direction = DMA_FROM_DEVICE;
-
-               this_count = rq->data_len;
-               if (rq->timeout)
-                       timeout = rq->timeout;
+               if (SCpnt->timeout_per_command)
+                       timeout = SCpnt->timeout_per_command;
 
-               SCpnt->transfersize = rq->data_len;
                goto queue;
        }