720 	struct ethtool_rxfh rxfh;  in ethtool_get_rxfh()  local
736 	if (copy_from_user(&rxfh, useraddr, sizeof(rxfh)))  in ethtool_get_rxfh()
738 	user_indir_size = rxfh.indir_size;  in ethtool_get_rxfh()
739 	user_key_size = rxfh.key_size;  in ethtool_get_rxfh()
742 	if (rxfh.rss_context || rxfh.rsvd8[0] || rxfh.rsvd8[1] ||  in ethtool_get_rxfh()
743 	    rxfh.rsvd8[2] || rxfh.rsvd32)  in ethtool_get_rxfh()
746 	rxfh.indir_size = dev_indir_size;  in ethtool_get_rxfh()
747 	rxfh.key_size = dev_key_size;  in ethtool_get_rxfh()
748 	if (copy_to_user(useraddr, &rxfh, sizeof(rxfh)))  in ethtool_get_rxfh()
772 			 &dev_hfunc, sizeof(rxfh.hfunc))) {  in ethtool_get_rxfh()
791 	struct ethtool_rxfh rxfh;  in ethtool_set_rxfh()  local
806 	if (copy_from_user(&rxfh, useraddr, sizeof(rxfh)))  in ethtool_set_rxfh()
810 	if (rxfh.rss_context || rxfh.rsvd8[0] || rxfh.rsvd8[1] ||  in ethtool_set_rxfh()
811 	    rxfh.rsvd8[2] || rxfh.rsvd32)  in ethtool_set_rxfh()
817 	if ((rxfh.indir_size &&  in ethtool_set_rxfh()
818 	     rxfh.indir_size != ETH_RXFH_INDIR_NO_CHANGE &&  in ethtool_set_rxfh()
819 	     rxfh.indir_size != dev_indir_size) ||  in ethtool_set_rxfh()
820 	    (rxfh.key_size && (rxfh.key_size != dev_key_size)) ||  in ethtool_set_rxfh()
821 	    (rxfh.indir_size == ETH_RXFH_INDIR_NO_CHANGE &&  in ethtool_set_rxfh()
822 	     rxfh.key_size == 0 && rxfh.hfunc == ETH_RSS_HASH_NO_CHANGE))  in ethtool_set_rxfh()
825 	if (rxfh.indir_size != ETH_RXFH_INDIR_NO_CHANGE)  in ethtool_set_rxfh()
828 	rss_config = kzalloc(indir_bytes + rxfh.key_size, GFP_USER);  in ethtool_set_rxfh()
840 	if (rxfh.indir_size &&  in ethtool_set_rxfh()
841 	    rxfh.indir_size != ETH_RXFH_INDIR_NO_CHANGE) {  in ethtool_set_rxfh()
846 						  rxfh.indir_size);  in ethtool_set_rxfh()
849 	} else if (rxfh.indir_size == 0) {  in ethtool_set_rxfh()
855 	if (rxfh.key_size) {  in ethtool_set_rxfh()
859 				   rxfh.key_size)) {  in ethtool_set_rxfh()
865 	ret = ops->set_rxfh(dev, indir, hkey, rxfh.hfunc);  in ethtool_set_rxfh()