x25_validate_nr 272 include/net/x25.h extern int x25_validate_nr(struct sock *, unsigned short); x25_validate_nr 197 net/x25/x25_in.c if (!x25_validate_nr(sk, nr)) { x25_validate_nr 219 net/x25/x25_in.c if ((ns != x25->vr) || !x25_validate_nr(sk, nr)) {