scsi: qla4xxx: Delete unneeded variable 'status' in qla4xxx_process_ddb_changed

Fixes coccicheck warning:
drivers/scsi/qla4xxx/ql4_init.c:1173:5-11: Unneeded variable: "status". Return "QLA_ERROR" on line 1195

Link: https://lore.kernel.org/r/20200916022749.348923-1-yebin10@huawei.comReported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Ye Bin <yebin10@huawei.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

drivers/scsi/qla4xxx/ql4_init.c

@@ -1170,7 +1170,6 @@ int qla4xxx_process_ddb_changed(struct scsi_qla_host *ha,
 				uint32_t state, uint32_t conn_err)
 {
 	struct ddb_entry *ddb_entry;
-	int status = QLA_ERROR;
 
 	/* check for out of range index */
 	if (fw_ddb_index >= MAX_DDB_ENTRIES)
@@ -1192,7 +1191,7 @@ int qla4xxx_process_ddb_changed(struct scsi_qla_host *ha,
 	ddb_entry->ddb_change(ha, fw_ddb_index, ddb_entry, state);
 
 exit_ddb_event:
-	return status;
+	return QLA_ERROR;
 }
 
 /**