On 2017/12/28 3:02, Eric Leblond wrote:
> Most of the code is taken from set_link_xdp_fd() in bpf_load.c and
> slightly modified to be library compliant.
>
> Signed-off-by: Eric Leblond
> ---
...
> +int bpf_set_link_xdp_fd(int ifindex, int fd, __u32 flags)
...
> + if (bind(sock, (struct sockaddr *)&sa, sizeof(sa)) < 0) {
> + ret = -errno;
> + goto cleanup;
> + }
> +
> + addrlen = sizeof(sa);
> + if (getsockname(sock, (struct sockaddr *)&sa, &addrlen) < 0) {
> + ret = errno;
forgot to prepend '-'?
> + goto cleanup;
> + }
> +
> + if (addrlen != sizeof(sa)) {
> + ret = errno;
errno is not set?
> + goto cleanup;
> + }
--
Toshiaki Makita
