xsysace: end request handling fix

In ace_fsm_dostate(), the variable 'i' was used only for passing
sector size of the request to end_that_request_first().
So I removed it and changed the code to pass the size in bytes
directly to __blk_end_request()
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>

drivers/block/xsysace.c

@@ -483,7 +483,6 @@ static void ace_fsm_dostate(struct ace_device *ace)
 	u32 status;
 	u16 val;
 	int count;
-	int i;
 
 #if defined(DEBUG)
 	dev_dbg(ace->dev, "fsm_state=%i, id_req_count=%i\n",
@@ -688,7 +687,6 @@ static void ace_fsm_dostate(struct ace_device *ace)
 		}
 
 		/* Transfer the next buffer */
-		i = 16;
 		if (ace->fsm_task == ACE_TASK_WRITE)
 			ace->reg_ops->dataout(ace);
 		else
@@ -702,8 +700,8 @@ static void ace_fsm_dostate(struct ace_device *ace)
 		}
 
 		/* bio finished; is there another one? */
-		i = ace->req->current_nr_sectors;
-		if (__blk_end_request(ace->req, 0, i)) {
+		if (__blk_end_request(ace->req, 0,
+					blk_rq_cur_bytes(ace->req))) {
 			/* dev_dbg(ace->dev, "next block; h=%li c=%i\n",
 			 *      ace->req->hard_nr_sectors,
 			 *      ace->req->current_nr_sectors);