2313 static int ethtool_tunable_valid(const struct ethtool_tunable *tuna)  in ethtool_tunable_valid()  argument
2315 	switch (tuna->id) {  in ethtool_tunable_valid()
2318 		if (tuna->len != sizeof(u32) ||  in ethtool_tunable_valid()
2319 		    tuna->type_id != ETHTOOL_TUNABLE_U32)  in ethtool_tunable_valid()
2323 		if (tuna->len != sizeof(u16) ||  in ethtool_tunable_valid()
2324 		    tuna->type_id != ETHTOOL_TUNABLE_U16)  in ethtool_tunable_valid()
2337 	struct ethtool_tunable tuna;  in ethtool_get_tunable()  local
2343 	if (copy_from_user(&tuna, useraddr, sizeof(tuna)))  in ethtool_get_tunable()
2345 	ret = ethtool_tunable_valid(&tuna);  in ethtool_get_tunable()
2348 	data = kmalloc(tuna.len, GFP_USER);  in ethtool_get_tunable()
2351 	ret = ops->get_tunable(dev, &tuna, data);  in ethtool_get_tunable()
2354 	useraddr += sizeof(tuna);  in ethtool_get_tunable()
2356 	if (copy_to_user(useraddr, data, tuna.len))  in ethtool_get_tunable()
2368 	struct ethtool_tunable tuna;  in ethtool_set_tunable()  local
2374 	if (copy_from_user(&tuna, useraddr, sizeof(tuna)))  in ethtool_set_tunable()
2376 	ret = ethtool_tunable_valid(&tuna);  in ethtool_set_tunable()
2379 	useraddr += sizeof(tuna);  in ethtool_set_tunable()
2380 	data = memdup_user(useraddr, tuna.len);  in ethtool_set_tunable()
2383 	ret = ops->set_tunable(dev, &tuna, data);  in ethtool_set_tunable()
2496 static int ethtool_phy_tunable_valid(const struct ethtool_tunable *tuna)  in ethtool_phy_tunable_valid()  argument
2498 	switch (tuna->id) {  in ethtool_phy_tunable_valid()
2500 		if (tuna->len != sizeof(u8) ||  in ethtool_phy_tunable_valid()
2501 		    tuna->type_id != ETHTOOL_TUNABLE_U8)  in ethtool_phy_tunable_valid()
2514 	struct ethtool_tunable tuna;  in get_phy_tunable()  local
2521 	if (copy_from_user(&tuna, useraddr, sizeof(tuna)))  in get_phy_tunable()
2523 	ret = ethtool_phy_tunable_valid(&tuna);  in get_phy_tunable()
2526 	data = kmalloc(tuna.len, GFP_USER);  in get_phy_tunable()
2530 	ret = phydev->drv->get_tunable(phydev, &tuna, data);  in get_phy_tunable()
2534 	useraddr += sizeof(tuna);  in get_phy_tunable()
2536 	if (copy_to_user(useraddr, data, tuna.len))  in get_phy_tunable()
2548 	struct ethtool_tunable tuna;  in set_phy_tunable()  local
2554 	if (copy_from_user(&tuna, useraddr, sizeof(tuna)))  in set_phy_tunable()
2556 	ret = ethtool_phy_tunable_valid(&tuna);  in set_phy_tunable()
2559 	useraddr += sizeof(tuna);  in set_phy_tunable()
2560 	data = memdup_user(useraddr, tuna.len);  in set_phy_tunable()
2564 	ret = phydev->drv->set_tunable(phydev, &tuna, data);  in set_phy_tunable()