
1 static int nfc_llcp_setsockopt(struct socket *sock, int level, int optname,
2 			       sockptr_t optval, unsigned int optlen)
3 {
4 	if (optlen < sizeof(u32))
5 		return -EINVAL;
...
25 		if (copy_from_sockptr(&opt, optval, sizeof(u32))) {
...
47 		if (copy_from_sockptr(&opt, optval, sizeof(u32))) {
