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-rw-r--r--include/net/udp.h1
-rw-r--r--net/ipv4/udp.c3
-rw-r--r--net/ipv6/udp.c4
3 files changed, 6 insertions, 2 deletions
diff --git a/include/net/udp.h b/include/net/udp.h
index 3e55a99b0ba3..ccce83707046 100644
--- a/include/net/udp.h
+++ b/include/net/udp.h
@@ -135,6 +135,7 @@ extern void udp_err(struct sk_buff *, u32);
extern int udp_sendmsg(struct kiocb *iocb, struct sock *sk,
struct msghdr *msg, size_t len);
+extern void udp_flush_pending_frames(struct sock *sk);
extern int udp_rcv(struct sk_buff *skb);
extern int udp_ioctl(struct sock *sk, int cmd, unsigned long arg);
diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c
index db1cb7c96d63..56fcda3694ba 100644
--- a/net/ipv4/udp.c
+++ b/net/ipv4/udp.c
@@ -420,7 +420,7 @@ void udp_err(struct sk_buff *skb, u32 info)
/*
* Throw away all pending data and cancel the corking. Socket is locked.
*/
-static void udp_flush_pending_frames(struct sock *sk)
+void udp_flush_pending_frames(struct sock *sk)
{
struct udp_sock *up = udp_sk(sk);
@@ -430,6 +430,7 @@ static void udp_flush_pending_frames(struct sock *sk)
ip_flush_pending_frames(sk);
}
}
+EXPORT_SYMBOL(udp_flush_pending_frames);
/**
* udp4_hwcsum_outgoing - handle outgoing HW checksumming
diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c
index 1b35c4722004..dd309626ae9a 100644
--- a/net/ipv6/udp.c
+++ b/net/ipv6/udp.c
@@ -534,7 +534,9 @@ static void udp_v6_flush_pending_frames(struct sock *sk)
{
struct udp_sock *up = udp_sk(sk);
- if (up->pending) {
+ if (up->pending == AF_INET)
+ udp_flush_pending_frames(sk);
+ else if (up->pending) {
up->len = 0;
up->pending = 0;
ip6_flush_pending_frames(sk);