[SCSI] qla2xxx: Clean up qla84xx_mgmt_cmd()

Remove dead code, simplify a pointer computation and move the
ql84_mgmt assignment to just before its first use.
Signed-off-by: Bart Van Assche <bvanassche@acm.org>
Signed-off-by: Saurav Kashyap <saurav.kashyap@qlogic.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>

drivers/scsi/qla2xxx/qla_bsg.c

@@ -1084,14 +1084,6 @@ qla84xx_mgmt_cmd(struct fc_bsg_job *bsg_job)
 		return -EINVAL;
 	}
 
-	ql84_mgmt = (struct qla_bsg_a84_mgmt *)((char *)bsg_job->request +
-		sizeof(struct fc_bsg_request));
-	if (!ql84_mgmt) {
-		ql_log(ql_log_warn, vha, 0x703b,
-		    "MGMT header not provided, exiting.\n");
-		return -EINVAL;
-	}
-
 	mn = dma_pool_alloc(ha->s_dma_pool, GFP_KERNEL, &mn_dma);
 	if (!mn) {
 		ql_log(ql_log_warn, vha, 0x703c,
@@ -1102,7 +1094,7 @@ qla84xx_mgmt_cmd(struct fc_bsg_job *bsg_job)
 	memset(mn, 0, sizeof(struct access_chip_84xx));
 	mn->entry_type = ACCESS_CHIP_IOCB_TYPE;
 	mn->entry_count = 1;
-
+	ql84_mgmt = (void *)bsg_job->request + sizeof(struct fc_bsg_request);
 	switch (ql84_mgmt->mgmt.cmd) {
 	case QLA84_MGMT_READ_MEM:
 	case QLA84_MGMT_GET_INFO:

drivers/scsi/qla2xxx/qla_dbg.c

@@ -36,7 +36,7 @@
  * |                              |                    | 0x70a8,0x70ab, |
  * |                              |                    | 0x70ad-0x70ae, |
  * |                              |                    | 0x70d1-0x70da, |
- * |                              |                    | 0x7047		|
+ * |                              |                    | 0x7047,0x703b	|
  * | Task Management              |       0x803c       | 0x8025-0x8026  |
  * |                              |                    | 0x800b,0x8039  |
  * | AER/EEH                      |       0x9011       |		|