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Diffstat (limited to 'net/ipv6/udp.c')
-rw-r--r--net/ipv6/udp.c52
1 files changed, 44 insertions, 8 deletions
diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c
index c47648892c0..538ada00646 100644
--- a/net/ipv6/udp.c
+++ b/net/ipv6/udp.c
@@ -880,16 +880,13 @@ static int udpv6_destroy_sock(struct sock *sk)
/*
* Socket option code for UDP
*/
-static int udpv6_setsockopt(struct sock *sk, int level, int optname,
+static int do_udpv6_setsockopt(struct sock *sk, int level, int optname,
char __user *optval, int optlen)
{
struct udp_sock *up = udp_sk(sk);
int val;
int err = 0;
- if (level != SOL_UDP)
- return ipv6_setsockopt(sk, level, optname, optval, optlen);
-
if(optlen<sizeof(int))
return -EINVAL;
@@ -927,15 +924,31 @@ static int udpv6_setsockopt(struct sock *sk, int level, int optname,
return err;
}
-static int udpv6_getsockopt(struct sock *sk, int level, int optname,
+static int udpv6_setsockopt(struct sock *sk, int level, int optname,
+ char __user *optval, int optlen)
+{
+ if (level != SOL_UDP)
+ return ipv6_setsockopt(sk, level, optname, optval, optlen);
+ return do_udpv6_setsockopt(sk, level, optname, optval, optlen);
+}
+
+#ifdef CONFIG_COMPAT
+static int compat_udpv6_setsockopt(struct sock *sk, int level, int optname,
+ char __user *optval, int optlen)
+{
+ if (level != SOL_UDP)
+ return compat_ipv6_setsockopt(sk, level,
+ optname, optval, optlen);
+ return do_udpv6_setsockopt(sk, level, optname, optval, optlen);
+}
+#endif
+
+static int do_udpv6_getsockopt(struct sock *sk, int level, int optname,
char __user *optval, int __user *optlen)
{
struct udp_sock *up = udp_sk(sk);
int val, len;
- if (level != SOL_UDP)
- return ipv6_getsockopt(sk, level, optname, optval, optlen);
-
if(get_user(len,optlen))
return -EFAULT;
@@ -964,6 +977,25 @@ static int udpv6_getsockopt(struct sock *sk, int level, int optname,
return 0;
}
+static int udpv6_getsockopt(struct sock *sk, int level, int optname,
+ char __user *optval, int __user *optlen)
+{
+ if (level != SOL_UDP)
+ return ipv6_getsockopt(sk, level, optname, optval, optlen);
+ return do_udpv6_getsockopt(sk, level, optname, optval, optlen);
+}
+
+#ifdef CONFIG_COMPAT
+static int compat_udpv6_getsockopt(struct sock *sk, int level, int optname,
+ char __user *optval, int __user *optlen)
+{
+ if (level != SOL_UDP)
+ return compat_ipv6_getsockopt(sk, level,
+ optname, optval, optlen);
+ return do_udpv6_getsockopt(sk, level, optname, optval, optlen);
+}
+#endif
+
static struct inet6_protocol udpv6_protocol = {
.handler = udpv6_rcv,
.err_handler = udpv6_err,
@@ -1046,6 +1078,10 @@ struct proto udpv6_prot = {
.destroy = udpv6_destroy_sock,
.setsockopt = udpv6_setsockopt,
.getsockopt = udpv6_getsockopt,
+#ifdef CONFIG_COMPAT
+ .compat_setsockopt = compat_udpv6_setsockopt,
+ .compat_getsockopt = compat_udpv6_getsockopt,
+#endif
.sendmsg = udpv6_sendmsg,
.recvmsg = udpv6_recvmsg,
.backlog_rcv = udpv6_queue_rcv_skb,