E1000_HI_MAX_MNG_DATA_LENGTH
u8 command_data[E1000_HI_MAX_MNG_DATA_LENGTH]; /* Command data can length 0..0x658 */
u8 command_data[E1000_HI_MAX_MNG_DATA_LENGTH];
if (length == 0 || offset + length > E1000_HI_MAX_MNG_DATA_LENGTH)
u8 command_data[E1000_HI_MAX_MNG_DATA_LENGTH];