1851 	struct ethtool_gstrings gstrings;  in ethtool_get_strings()  local
1855 	if (copy_from_user(&gstrings, useraddr, sizeof(gstrings)))  in ethtool_get_strings()
1858 	ret = __ethtool_get_sset_count(dev, gstrings.string_set);  in ethtool_get_strings()
1865 	gstrings.len = ret;  in ethtool_get_strings()
1866 	data = vzalloc(array_size(gstrings.len, ETH_GSTRING_LEN));  in ethtool_get_strings()
1867 	if (gstrings.len && !data)  in ethtool_get_strings()
1870 	__ethtool_get_strings(dev, gstrings.string_set, data);  in ethtool_get_strings()
1873 	if (copy_to_user(useraddr, &gstrings, sizeof(gstrings)))  in ethtool_get_strings()
1875 	useraddr += sizeof(gstrings);  in ethtool_get_strings()
1876 	if (gstrings.len &&  in ethtool_get_strings()
1877 	    copy_to_user(useraddr, data, gstrings.len * ETH_GSTRING_LEN))  in ethtool_get_strings()