diff --git a/tools/lib/bpf/xsk.c b/tools/lib/bpf/xsk.c index 8ebd810931ab..303ed633417b 100644 --- a/tools/lib/bpf/xsk.c +++ b/tools/lib/bpf/xsk.c @@ -562,7 +562,8 @@ static int xsk_setup_xdp_prog(struct xsk_socket *xsk) } } - err = xsk_set_bpf_maps(xsk); + if (xsk->rx) + err = xsk_set_bpf_maps(xsk); if (err) { xsk_delete_bpf_maps(xsk); close(xsk->prog_fd); @@ -583,7 +584,7 @@ int xsk_socket__create(struct xsk_socket **xsk_ptr, const char *ifname, struct xsk_socket *xsk; int err; - if (!umem || !xsk_ptr || !rx || !tx) + if (!umem || !xsk_ptr || !(rx || tx)) return -EFAULT; xsk = calloc(1, sizeof(*xsk));