diff options
| author | Tony Lindgren <tony@atomide.com> | 2017-11-28 07:06:34 -0800 |
|---|---|---|
| committer | Tony Lindgren <tony@atomide.com> | 2017-11-28 07:06:34 -0800 |
| commit | 2db57789e6612ce0cf2fcbb577a1c8307b708566 (patch) | |
| tree | dd9f9e3dffabbf5cb932fcf5055ab329ca940fa0 /samples/bpf/tcp_clamp_kern.c | |
| parent | f0c96c6d40312b1a76cd36709dc3eb5948c1b97f (diff) | |
| parent | e9a9bb4e4779ca74cb52a6e2f8acbc0881d3bb18 (diff) | |
Merge branch 'soc-fixes' into omap-for-v4.15/fixes
Diffstat (limited to 'samples/bpf/tcp_clamp_kern.c')
| -rw-r--r-- | samples/bpf/tcp_clamp_kern.c | 24 |
1 files changed, 13 insertions, 11 deletions
diff --git a/samples/bpf/tcp_clamp_kern.c b/samples/bpf/tcp_clamp_kern.c index d68eadd9ca2d..f4225c9d2c0c 100644 --- a/samples/bpf/tcp_clamp_kern.c +++ b/samples/bpf/tcp_clamp_kern.c @@ -41,8 +41,10 @@ int bpf_clamp(struct bpf_sock_ops *skops) /* For testing purposes, only execute rest of BPF program * if neither port numberis 55601 */ - if (bpf_ntohl(skops->remote_port) != 55601 && skops->local_port != 55601) - return -1; + if (bpf_ntohl(skops->remote_port) != 55601 && skops->local_port != 55601) { + skops->reply = -1; + return 0; + } op = (int) skops->op; @@ -66,9 +68,9 @@ int bpf_clamp(struct bpf_sock_ops *skops) /* Set sndbuf and rcvbuf of active connections */ rv = bpf_setsockopt(skops, SOL_SOCKET, SO_SNDBUF, &bufsize, sizeof(bufsize)); - rv = rv*100 + bpf_setsockopt(skops, SOL_SOCKET, - SO_RCVBUF, &bufsize, - sizeof(bufsize)); + rv += bpf_setsockopt(skops, SOL_SOCKET, + SO_RCVBUF, &bufsize, + sizeof(bufsize)); break; case BPF_SOCK_OPS_ACTIVE_ESTABLISHED_CB: rv = bpf_setsockopt(skops, SOL_TCP, @@ -80,12 +82,12 @@ int bpf_clamp(struct bpf_sock_ops *skops) rv = bpf_setsockopt(skops, SOL_TCP, TCP_BPF_SNDCWND_CLAMP, &clamp, sizeof(clamp)); - rv = rv*100 + bpf_setsockopt(skops, SOL_SOCKET, - SO_SNDBUF, &bufsize, - sizeof(bufsize)); - rv = rv*100 + bpf_setsockopt(skops, SOL_SOCKET, - SO_RCVBUF, &bufsize, - sizeof(bufsize)); + rv += bpf_setsockopt(skops, SOL_SOCKET, + SO_SNDBUF, &bufsize, + sizeof(bufsize)); + rv += bpf_setsockopt(skops, SOL_SOCKET, + SO_RCVBUF, &bufsize, + sizeof(bufsize)); break; default: rv = -1; |