diff options
Diffstat (limited to 'net/core/sock.c')
| -rw-r--r-- | net/core/sock.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/net/core/sock.c b/net/core/sock.c index 0a64fe20ce5a..315f5e57fffe 100644 --- a/net/core/sock.c +++ b/net/core/sock.c @@ -1870,6 +1870,8 @@ EXPORT_SYMBOL(sock_alloc_send_skb); int __sock_cmsg_send(struct sock *sk, struct msghdr *msg, struct cmsghdr *cmsg, struct sockcm_cookie *sockc) { + u32 tsflags; + switch (cmsg->cmsg_type) { case SO_MARK: if (!ns_capable(sock_net(sk)->user_ns, CAP_NET_ADMIN)) @@ -1878,6 +1880,17 @@ int __sock_cmsg_send(struct sock *sk, struct msghdr *msg, struct cmsghdr *cmsg, return -EINVAL; sockc->mark = *(u32 *)CMSG_DATA(cmsg); break; + case SO_TIMESTAMPING: + if (cmsg->cmsg_len != CMSG_LEN(sizeof(u32))) + return -EINVAL; + + tsflags = *(u32 *)CMSG_DATA(cmsg); + if (tsflags & ~SOF_TIMESTAMPING_TX_RECORD_MASK) + return -EINVAL; + + sockc->tsflags &= ~SOF_TIMESTAMPING_TX_RECORD_MASK; + sockc->tsflags |= tsflags; + break; default: return -EINVAL; } |