diff --git a/net/sctp/bind_addr.c b/net/sctp/bind_addr.c index 401c60750b206c00f9fb14f6b635d15a4342ae0f..1ebc184a0e2355e348c6c6f575e0b20a1daf5dd9 100644 --- a/net/sctp/bind_addr.c +++ b/net/sctp/bind_addr.c @@ -292,6 +292,8 @@ int sctp_raw_to_bind_addrs(struct sctp_bind_addr *bp, __u8 *raw_addr_list, } af->from_addr_param(&addr, rawaddr, htons(port), 0); + if (sctp_bind_addr_state(bp, &addr) != -1) + goto next; retval = sctp_add_bind_addr(bp, &addr, sizeof(addr), SCTP_ADDR_SRC, gfp); if (retval) { @@ -300,6 +302,7 @@ int sctp_raw_to_bind_addrs(struct sctp_bind_addr *bp, __u8 *raw_addr_list, break; } +next: len = ntohs(param->length); addrs_len -= len; raw_addr_list += len; diff --git a/net/sctp/protocol.c b/net/sctp/protocol.c index da5d82bec1dc9aa6eacc141f5d35a49fcdd0f9ec..616a9428e0c4f3ba2b2cf910f339074f79488e62 100644 --- a/net/sctp/protocol.c +++ b/net/sctp/protocol.c @@ -220,6 +220,9 @@ int sctp_copy_local_addr_list(struct net *net, struct sctp_bind_addr *bp, !(copy_flags & SCTP_ADDR6_PEERSUPP))) continue; + if (sctp_bind_addr_state(bp, &addr->a) != -1) + continue; + error = sctp_add_bind_addr(bp, &addr->a, sizeof(addr->a), SCTP_ADDR_SRC, GFP_ATOMIC); if (error)