scsi: qla2xxx: Remove the unused variable wwn

Variable wwn is not used. Delete it.

drivers/scsi/qla2xxx/qla_init.c:1657:6: warning: variable 'wwn' set but not used.

Link: https://lore.kernel.org/r/20230207052234.24535-1-jiapeng.chong@linux.alibaba.comReported-by: Abaci Robot <abaci@linux.alibaba.com>
Signed-off-by: Jiapeng Chong <jiapeng.chong@linux.alibaba.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

drivers/scsi/qla2xxx/qla_init.c

@@ -1654,7 +1654,6 @@ static void qla_chk_n2n_b4_login(struct scsi_qla_host *vha, fc_port_t *fcport)
 int qla24xx_fcport_handle_login(struct scsi_qla_host *vha, fc_port_t *fcport)
 {
 	u16 data[2];
-	u64 wwn;
 	u16 sec;
 
 	ql_dbg(ql_dbg_disc, vha, 0x20d8,
@@ -1694,7 +1693,6 @@ int qla24xx_fcport_handle_login(struct scsi_qla_host *vha, fc_port_t *fcport)
 
 	switch (fcport->disc_state) {
 	case DSC_DELETED:
-		wwn = wwn_to_u64(fcport->node_name);
 		switch (vha->hw->current_topology) {
 		case ISP_CFG_N:
 			if (fcport_is_smaller(fcport)) {