scsi: qla1280: Remove set but not used variable in qla1280_status_entry()
authorJason Yan <yanaijie@huawei.com>
Mon, 7 Sep 2020 07:45:18 +0000 (15:45 +0800)
committerMartin K. Petersen <martin.petersen@oracle.com>
Thu, 10 Sep 2020 02:37:48 +0000 (22:37 -0400)
This addresses the following gcc warning with "make W=1":

drivers/scsi/qla1280.c: In function ‘qla1280_status_entry’:
drivers/scsi/qla1280.c:3607:28: warning: variable ‘lun’ set but not used
[-Wunused-but-set-variable]
 3607 |  unsigned int bus, target, lun;
      |                            ^~~
drivers/scsi/qla1280.c:3607:20: warning: variable ‘target’ set but not
used [-Wunused-but-set-variable]
 3607 |  unsigned int bus, target, lun;
      |                    ^~~~~~
drivers/scsi/qla1280.c:3607:15: warning: variable ‘bus’ set but not used
[-Wunused-but-set-variable]
 3607 |  unsigned int bus, target, lun;
      |               ^~~

Link: https://lore.kernel.org/r/20200907074518.2326360-5-yanaijie@huawei.com
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Jason Yan <yanaijie@huawei.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
drivers/scsi/qla1280.c

index fe4b88a..545936c 100644 (file)
@@ -3601,7 +3601,6 @@ static void
 qla1280_status_entry(struct scsi_qla_host *ha, struct response *pkt,
                     struct list_head *done_q)
 {
-       unsigned int bus, target, lun;
        int sense_sz;
        struct srb *sp;
        struct scsi_cmnd *cmd;
@@ -3627,11 +3626,6 @@ qla1280_status_entry(struct scsi_qla_host *ha, struct response *pkt,
 
        cmd = sp->cmd;
 
-       /* Generate LU queue on cntrl, target, LUN */
-       bus = SCSI_BUS_32(cmd);
-       target = SCSI_TCN_32(cmd);
-       lun = SCSI_LUN_32(cmd);
-
        if (comp_status || scsi_status) {
                dprintk(3, "scsi: comp_status = 0x%x, scsi_status = "
                        "0x%x, handle = 0x%x\n", comp_status,
@@ -3670,7 +3664,8 @@ qla1280_status_entry(struct scsi_qla_host *ha, struct response *pkt,
 
                        dprintk(2, "qla1280_status_entry: Check "
                                "condition Sense data, b %i, t %i, "
-                               "l %i\n", bus, target, lun);
+                               "l %i\n", SCSI_BUS_32(cmd), SCSI_TCN_32(cmd),
+                               SCSI_LUN_32(cmd));
                        if (sense_sz)
                                qla1280_dump_buffer(2,
                                                    (char *)cmd->sense_buffer,