diff options
Diffstat (limited to 'net/compat.c')
| -rw-r--r-- | net/compat.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/net/compat.c b/net/compat.c index 13177a1a4b39..8fd37cd7b501 100644 --- a/net/compat.c +++ b/net/compat.c @@ -543,6 +543,25 @@ static int compat_sock_getsockopt(struct socket *sock, int level, int optname, return sock_getsockopt(sock, level, optname, optval, optlen); } +int compat_sock_get_timestamp(struct sock *sk, struct timeval __user *userstamp) +{ + struct compat_timeval __user *ctv = + (struct compat_timeval __user*) userstamp; + int err = -ENOENT; + + if (!sock_flag(sk, SOCK_TIMESTAMP)) + sock_enable_timestamp(sk); + if (sk->sk_stamp.tv_sec == -1) + return err; + if (sk->sk_stamp.tv_sec == 0) + do_gettimeofday(&sk->sk_stamp); + if (put_user(sk->sk_stamp.tv_sec, &ctv->tv_sec) || + put_user(sk->sk_stamp.tv_usec, &ctv->tv_usec)) + err = -EFAULT; + return err; +} +EXPORT_SYMBOL(compat_sock_get_timestamp); + asmlinkage long compat_sys_getsockopt(int fd, int level, int optname, char __user *optval, int __user *optlen) { |