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Diffstat (limited to 'net/ipv4/udp.c')
-rw-r--r--net/ipv4/udp.c30
1 files changed, 18 insertions, 12 deletions
diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c
index 1807a30694d..035915fc9ed 100644
--- a/net/ipv4/udp.c
+++ b/net/ipv4/udp.c
@@ -448,8 +448,9 @@ static void udp4_hwcsum_outgoing(struct sock *sk, struct sk_buff *skb,
/*
* Push out all pending data as one UDP datagram. Socket is locked.
*/
-static int udp_push_pending_frames(struct sock *sk, struct udp_sock *up)
+static int udp_push_pending_frames(struct sock *sk)
{
+ struct udp_sock *up = udp_sk(sk);
struct inet_sock *inet = inet_sk(sk);
struct flowi *fl = &inet->cork.fl;
struct sk_buff *skb;
@@ -673,7 +674,7 @@ do_append_data:
if (err)
udp_flush_pending_frames(sk);
else if (!corkreq)
- err = udp_push_pending_frames(sk, up);
+ err = udp_push_pending_frames(sk);
else if (unlikely(skb_queue_empty(&sk->sk_write_queue)))
up->pending = 0;
release_sock(sk);
@@ -746,7 +747,7 @@ int udp_sendpage(struct sock *sk, struct page *page, int offset,
up->len += size;
if (!(up->corkflag || (flags&MSG_MORE)))
- ret = udp_push_pending_frames(sk, up);
+ ret = udp_push_pending_frames(sk);
if (!ret)
ret = size;
out:
@@ -1299,8 +1300,9 @@ int udp_destroy_sock(struct sock *sk)
/*
* Socket option code for UDP
*/
-static int do_udp_setsockopt(struct sock *sk, int level, int optname,
- char __user *optval, int optlen)
+int udp_lib_setsockopt(struct sock *sk, int level, int optname,
+ char __user *optval, int optlen,
+ int (*push_pending_frames)(struct sock *))
{
struct udp_sock *up = udp_sk(sk);
int val;
@@ -1319,7 +1321,7 @@ static int do_udp_setsockopt(struct sock *sk, int level, int optname,
} else {
up->corkflag = 0;
lock_sock(sk);
- udp_push_pending_frames(sk, up);
+ (*push_pending_frames)(sk);
release_sock(sk);
}
break;
@@ -1375,7 +1377,8 @@ int udp_setsockopt(struct sock *sk, int level, int optname,
char __user *optval, int optlen)
{
if (level == SOL_UDP || level == SOL_UDPLITE)
- return do_udp_setsockopt(sk, level, optname, optval, optlen);
+ return udp_lib_setsockopt(sk, level, optname, optval, optlen,
+ udp_push_pending_frames);
return ip_setsockopt(sk, level, optname, optval, optlen);
}
@@ -1384,13 +1387,14 @@ int compat_udp_setsockopt(struct sock *sk, int level, int optname,
char __user *optval, int optlen)
{
if (level == SOL_UDP || level == SOL_UDPLITE)
- return do_udp_setsockopt(sk, level, optname, optval, optlen);
+ return udp_lib_setsockopt(sk, level, optname, optval, optlen,
+ udp_push_pending_frames);
return compat_ip_setsockopt(sk, level, optname, optval, optlen);
}
#endif
-static int do_udp_getsockopt(struct sock *sk, int level, int optname,
- char __user *optval, int __user *optlen)
+int udp_lib_getsockopt(struct sock *sk, int level, int optname,
+ char __user *optval, int __user *optlen)
{
struct udp_sock *up = udp_sk(sk);
int val, len;
@@ -1437,7 +1441,7 @@ int udp_getsockopt(struct sock *sk, int level, int optname,
char __user *optval, int __user *optlen)
{
if (level == SOL_UDP || level == SOL_UDPLITE)
- return do_udp_getsockopt(sk, level, optname, optval, optlen);
+ return udp_lib_getsockopt(sk, level, optname, optval, optlen);
return ip_getsockopt(sk, level, optname, optval, optlen);
}
@@ -1446,7 +1450,7 @@ int compat_udp_getsockopt(struct sock *sk, int level, int optname,
char __user *optval, int __user *optlen)
{
if (level == SOL_UDP || level == SOL_UDPLITE)
- return do_udp_getsockopt(sk, level, optname, optval, optlen);
+ return udp_lib_getsockopt(sk, level, optname, optval, optlen);
return compat_ip_getsockopt(sk, level, optname, optval, optlen);
}
#endif
@@ -1716,6 +1720,8 @@ EXPORT_SYMBOL(udp_ioctl);
EXPORT_SYMBOL(udp_get_port);
EXPORT_SYMBOL(udp_prot);
EXPORT_SYMBOL(udp_sendmsg);
+EXPORT_SYMBOL(udp_lib_getsockopt);
+EXPORT_SYMBOL(udp_lib_setsockopt);
EXPORT_SYMBOL(udp_poll);
#ifdef CONFIG_PROC_FS