nf_ct_ext
struct nf_ct_ext *ext;
static inline bool __nf_ct_ext_exist(const struct nf_ct_ext *ext, u8 id)
struct nf_ct_ext *ext = ct->ext;
struct nf_ct_ext *ext = ct->ext;
const struct nf_ct_ext *old = ct->ext;
newoff = ALIGN(oldlen, __alignof__(struct nf_ct_ext));
return sizeof(struct nf_ct_ext) +
struct nf_ct_ext *new;