diff options
Diffstat (limited to 'net/compat.c')
-rw-r--r-- | net/compat.c | 66 |
1 files changed, 1 insertions, 65 deletions
diff --git a/net/compat.c b/net/compat.c index 959d1c51826d..ce8f6e8cdcd2 100644 --- a/net/compat.c +++ b/net/compat.c @@ -348,28 +348,6 @@ static int do_set_attach_filter(struct socket *sock, int level, int optname, sizeof(struct sock_fprog)); } -static int do_set_sock_timeout(struct socket *sock, int level, - int optname, char __user *optval, unsigned int optlen) -{ - struct compat_timeval __user *up = (struct compat_timeval __user *)optval; - struct timeval ktime; - mm_segment_t old_fs; - int err; - - if (optlen < sizeof(*up)) - return -EINVAL; - if (!access_ok(up, sizeof(*up)) || - __get_user(ktime.tv_sec, &up->tv_sec) || - __get_user(ktime.tv_usec, &up->tv_usec)) - return -EFAULT; - old_fs = get_fs(); - set_fs(KERNEL_DS); - err = sock_setsockopt(sock, level, optname, (char *)&ktime, sizeof(ktime)); - set_fs(old_fs); - - return err; -} - static int compat_sock_setsockopt(struct socket *sock, int level, int optname, char __user *optval, unsigned int optlen) { @@ -377,10 +355,6 @@ static int compat_sock_setsockopt(struct socket *sock, int level, int optname, optname == SO_ATTACH_REUSEPORT_CBPF) return do_set_attach_filter(sock, level, optname, optval, optlen); - if (!COMPAT_USE_64BIT_TIME && - (optname == SO_RCVTIMEO || optname == SO_SNDTIMEO)) - return do_set_sock_timeout(sock, level, optname, optval, optlen); - return sock_setsockopt(sock, level, optname, optval, optlen); } @@ -417,44 +391,6 @@ COMPAT_SYSCALL_DEFINE5(setsockopt, int, fd, int, level, int, optname, return __compat_sys_setsockopt(fd, level, optname, optval, optlen); } -static int do_get_sock_timeout(struct socket *sock, int level, int optname, - char __user *optval, int __user *optlen) -{ - struct compat_timeval __user *up; - struct timeval ktime; - mm_segment_t old_fs; - int len, err; - - up = (struct compat_timeval __user *) optval; - if (get_user(len, optlen)) - return -EFAULT; - if (len < sizeof(*up)) - return -EINVAL; - len = sizeof(ktime); - old_fs = get_fs(); - set_fs(KERNEL_DS); - err = sock_getsockopt(sock, level, optname, (char *) &ktime, &len); - set_fs(old_fs); - - if (!err) { - if (put_user(sizeof(*up), optlen) || - !access_ok(up, sizeof(*up)) || - __put_user(ktime.tv_sec, &up->tv_sec) || - __put_user(ktime.tv_usec, &up->tv_usec)) - err = -EFAULT; - } - return err; -} - -static int compat_sock_getsockopt(struct socket *sock, int level, int optname, - char __user *optval, int __user *optlen) -{ - if (!COMPAT_USE_64BIT_TIME && - (optname == SO_RCVTIMEO || optname == SO_SNDTIMEO)) - return do_get_sock_timeout(sock, level, optname, optval, optlen); - 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; @@ -527,7 +463,7 @@ static int __compat_sys_getsockopt(int fd, int level, int optname, } if (level == SOL_SOCKET) - err = compat_sock_getsockopt(sock, level, + err = sock_getsockopt(sock, level, optname, optval, optlen); else if (sock->ops->compat_getsockopt) err = sock->ops->compat_getsockopt(sock, level, |