1178 	struct ethtool_rxfh rxfh;  in ethtool_get_rxfh()  local
1194 	if (copy_from_user(&rxfh, useraddr, sizeof(rxfh)))  in ethtool_get_rxfh()
1196 	user_indir_size = rxfh.indir_size;  in ethtool_get_rxfh()
1197 	user_key_size = rxfh.key_size;  in ethtool_get_rxfh()
1200 	if (rxfh.rsvd8[0] || rxfh.rsvd8[1] || rxfh.rsvd8[2] || rxfh.rsvd32)  in ethtool_get_rxfh()
1203 	if (rxfh.rss_context && !ops->get_rxfh_context)  in ethtool_get_rxfh()
1206 	rxfh.indir_size = dev_indir_size;  in ethtool_get_rxfh()
1207 	rxfh.key_size = dev_key_size;  in ethtool_get_rxfh()
1208 	if (copy_to_user(useraddr, &rxfh, sizeof(rxfh)))  in ethtool_get_rxfh()
1227 	if (rxfh.rss_context)  in ethtool_get_rxfh()
1230 							 rxfh.rss_context);  in ethtool_get_rxfh()
1237 			 &dev_hfunc, sizeof(rxfh.hfunc))) {  in ethtool_get_rxfh()
1256 	struct ethtool_rxfh rxfh;  in ethtool_set_rxfh()  local
1272 	if (copy_from_user(&rxfh, useraddr, sizeof(rxfh)))  in ethtool_set_rxfh()
1276 	if (rxfh.rsvd8[0] || rxfh.rsvd8[1] || rxfh.rsvd8[2] || rxfh.rsvd32)  in ethtool_set_rxfh()
1279 	if (rxfh.rss_context && !ops->set_rxfh_context)  in ethtool_set_rxfh()
1285 	if ((rxfh.indir_size &&  in ethtool_set_rxfh()
1286 	     rxfh.indir_size != ETH_RXFH_INDIR_NO_CHANGE &&  in ethtool_set_rxfh()
1287 	     rxfh.indir_size != dev_indir_size) ||  in ethtool_set_rxfh()
1288 	    (rxfh.key_size && (rxfh.key_size != dev_key_size)) ||  in ethtool_set_rxfh()
1289 	    (rxfh.indir_size == ETH_RXFH_INDIR_NO_CHANGE &&  in ethtool_set_rxfh()
1290 	     rxfh.key_size == 0 && rxfh.hfunc == ETH_RSS_HASH_NO_CHANGE))  in ethtool_set_rxfh()
1293 	if (rxfh.indir_size != ETH_RXFH_INDIR_NO_CHANGE)  in ethtool_set_rxfh()
1296 	rss_config = kzalloc(indir_bytes + rxfh.key_size, GFP_USER);  in ethtool_set_rxfh()
1309 	if (rxfh.indir_size &&  in ethtool_set_rxfh()
1310 	    rxfh.indir_size != ETH_RXFH_INDIR_NO_CHANGE) {  in ethtool_set_rxfh()
1315 						  rxfh.indir_size);  in ethtool_set_rxfh()
1318 	} else if (rxfh.indir_size == 0) {  in ethtool_set_rxfh()
1319 		if (rxfh.rss_context == 0) {  in ethtool_set_rxfh()
1328 	if (rxfh.key_size) {  in ethtool_set_rxfh()
1332 				   rxfh.key_size)) {  in ethtool_set_rxfh()
1338 	if (rxfh.rss_context)  in ethtool_set_rxfh()
1339 		ret = ops->set_rxfh_context(dev, indir, hkey, rxfh.hfunc,  in ethtool_set_rxfh()
1340 					    &rxfh.rss_context, delete);  in ethtool_set_rxfh()
1342 		ret = ops->set_rxfh(dev, indir, hkey, rxfh.hfunc);  in ethtool_set_rxfh()
1347 			 &rxfh.rss_context, sizeof(rxfh.rss_context)))  in ethtool_set_rxfh()
1350 	if (!rxfh.rss_context) {  in ethtool_set_rxfh()
1352 		if (rxfh.indir_size == 0)  in ethtool_set_rxfh()
1354 		else if (rxfh.indir_size != ETH_RXFH_INDIR_NO_CHANGE)  in ethtool_set_rxfh()