On 2017/12/28 17:04, 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 <e...@regit.org> > Acked-by: Alexei Starovoitov <a...@kernel.org> > --- ... > +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;
Still errno is not inverted, > + goto cleanup; > + } > + > + if (addrlen != sizeof(sa)) { > + ret = errno; And not set here. > + goto cleanup; > + } -- Toshiaki Makita