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-rw-r--r--net/sctp/socket.c12
1 files changed, 12 insertions, 0 deletions
diff --git a/net/sctp/socket.c b/net/sctp/socket.c
index 0b338eca6dc0..2a3c0e08a090 100644
--- a/net/sctp/socket.c
+++ b/net/sctp/socket.c
@@ -4686,6 +4686,7 @@ static void sctp_sock_migrate(struct sock *oldsk, struct sock *newsk,
struct sctp_endpoint *newep = newsp->ep;
struct sk_buff *skb, *tmp;
struct sctp_ulpevent *event;
+ int flags = 0;
/* Migrate socket buffer sizes and all the socket level options to the
* new socket.
@@ -4707,6 +4708,17 @@ static void sctp_sock_migrate(struct sock *oldsk, struct sock *newsk,
sctp_sk(newsk)->bind_hash = pp;
inet_sk(newsk)->num = inet_sk(oldsk)->num;
+ /* Copy the bind_addr list from the original endpoint to the new
+ * endpoint so that we can handle restarts properly
+ */
+ if (assoc->peer.ipv4_address)
+ flags |= SCTP_ADDR4_PEERSUPP;
+ if (assoc->peer.ipv6_address)
+ flags |= SCTP_ADDR6_PEERSUPP;
+ sctp_bind_addr_copy(&newsp->ep->base.bind_addr,
+ &oldsp->ep->base.bind_addr,
+ SCTP_SCOPE_GLOBAL, GFP_KERNEL, flags);
+
/* Move any messages in the old socket's receive queue that are for the
* peeled off association to the new socket's receive queue.
*/