skb_ext_get_ptr
struct sec_path *sp = skb_ext_get_ptr(old, SKB_EXT_SEC_PATH);
struct mctp_flow *flow = skb_ext_get_ptr(old, SKB_EXT_MCTP);
return skb_ext_get_ptr(ext, id);
return skb_ext_get_ptr(new, id);
struct sec_path *sp = skb_ext_get_ptr(ext, SKB_EXT_SEC_PATH);
skb_ext_put_sp(skb_ext_get_ptr(ext, SKB_EXT_SEC_PATH));
skb_ext_put_mctp(skb_ext_get_ptr(ext, SKB_EXT_MCTP));