578 	struct dpni_rule_cfg rule_cfg = { 0 };  in dpaa2_eth_do_cls_rule()  local
589 	rule_cfg.key_size = dpaa2_eth_cls_key_size(DPAA2_ETH_DIST_ALL);  in dpaa2_eth_do_cls_rule()
592 	key_buf = kzalloc(rule_cfg.key_size * 2, GFP_KERNEL);  in dpaa2_eth_do_cls_rule()
597 	err = dpaa2_eth_prep_cls_rule(fs, key_buf, key_buf + rule_cfg.key_size, &fields);  in dpaa2_eth_do_cls_rule()
624 		rule_cfg.key_size = dpaa2_eth_cls_key_size(fields);  in dpaa2_eth_do_cls_rule()
627 	key_iova = dma_map_single(dev, key_buf, rule_cfg.key_size * 2,  in dpaa2_eth_do_cls_rule()
634 	rule_cfg.key_iova = key_iova;  in dpaa2_eth_do_cls_rule()
636 		rule_cfg.mask_iova = key_iova + rule_cfg.key_size;  in dpaa2_eth_do_cls_rule()
647 						i, fs->location, &rule_cfg,  in dpaa2_eth_do_cls_rule()
652 						   &rule_cfg);  in dpaa2_eth_do_cls_rule()
657 	dma_unmap_single(dev, key_iova, rule_cfg.key_size * 2, DMA_TO_DEVICE);  in dpaa2_eth_do_cls_rule()