FUN_ETH_RSS_MAX_KEY_SIZE
u8 rss_key[FUN_ETH_RSS_MAX_KEY_SIZE];
unsigned int len = FUN_ETH_RSS_MAX_KEY_SIZE + sizeof(u32) * table_len;
FUN_ETH_RSS_MAX_KEY_SIZE,
FUN_ETH_RSS_MAX_KEY_SIZE);
memcpy(fp->rss_cfg, key, FUN_ETH_RSS_MAX_KEY_SIZE);
indir_tab = fp->rss_cfg + FUN_ETH_RSS_MAX_KEY_SIZE;