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Diffstat (limited to 'net/dccp/ipv4.c')
-rw-r--r--net/dccp/ipv4.c13
1 files changed, 12 insertions, 1 deletions
diff --git a/net/dccp/ipv4.c b/net/dccp/ipv4.c
index 07f5579ca756..129ed8f74138 100644
--- a/net/dccp/ipv4.c
+++ b/net/dccp/ipv4.c
@@ -195,6 +195,14 @@ static inline void dccp_do_pmtu_discovery(struct sock *sk,
} /* else let the usual retransmit timer handle it */
}
+static void dccp_do_redirect(struct sk_buff *skb, struct sock *sk)
+{
+ struct dst_entry *dst = __sk_dst_check(sk, 0);
+
+ if (dst)
+ dst->ops->redirect(dst, skb);
+}
+
/*
* This routine is called by the ICMP module when it gets some sort of error
* condition. If err < 0 then the socket should be closed and the error
@@ -259,6 +267,9 @@ static void dccp_v4_err(struct sk_buff *skb, u32 info)
}
switch (type) {
+ case ICMP_REDIRECT:
+ dccp_do_redirect(skb, sk);
+ goto out;
case ICMP_SOURCE_QUENCH:
/* Just silently ignore these. */
goto out;
@@ -504,7 +515,7 @@ static int dccp_v4_send_response(struct sock *sk, struct request_sock *req,
struct dst_entry *dst;
struct flowi4 fl4;
- dst = inet_csk_route_req(sk, &fl4, req);
+ dst = inet_csk_route_req(sk, &fl4, req, false);
if (dst == NULL)
goto out;