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-rw-r--r--include/net/sctp/user.h10
-rw-r--r--net/sctp/auth.c4
-rw-r--r--net/sctp/ipv6.c12
-rw-r--r--net/sctp/protocol.c12
-rw-r--r--net/sctp/socket.c18
-rw-r--r--net/sctp/ulpevent.c2
6 files changed, 34 insertions, 24 deletions
diff --git a/include/net/sctp/user.h b/include/net/sctp/user.h
index 9462d6ae2f3..9619b9d35c9 100644
--- a/include/net/sctp/user.h
+++ b/include/net/sctp/user.h
@@ -411,6 +411,7 @@ struct sctp_event_subscribe {
__u8 sctp_shutdown_event;
__u8 sctp_partial_delivery_event;
__u8 sctp_adaptation_layer_event;
+ __u8 sctp_authentication_event;
};
/*
@@ -587,7 +588,7 @@ struct sctp_authchunk {
* endpoint requires the peer to use.
*/
struct sctp_hmacalgo {
- __u16 shmac_num_idents;
+ __u32 shmac_num_idents;
__u16 shmac_idents[];
};
@@ -600,7 +601,7 @@ struct sctp_hmacalgo {
struct sctp_authkey {
sctp_assoc_t sca_assoc_id;
__u16 sca_keynumber;
- __u16 sca_keylen;
+ __u16 sca_keylength;
__u8 sca_key[];
};
@@ -693,8 +694,9 @@ struct sctp_status {
* the peer requires to be received authenticated only.
*/
struct sctp_authchunks {
- sctp_assoc_t gauth_assoc_id;
- uint8_t gauth_chunks[];
+ sctp_assoc_t gauth_assoc_id;
+ __u32 gauth_number_of_chunks;
+ uint8_t gauth_chunks[];
};
/*
diff --git a/net/sctp/auth.c b/net/sctp/auth.c
index 8bb79f28177..675a5c3e68a 100644
--- a/net/sctp/auth.c
+++ b/net/sctp/auth.c
@@ -838,11 +838,11 @@ int sctp_auth_set_key(struct sctp_endpoint *ep,
}
/* Create a new key data based on the info passed in */
- key = sctp_auth_create_key(auth_key->sca_keylen, GFP_KERNEL);
+ key = sctp_auth_create_key(auth_key->sca_keylength, GFP_KERNEL);
if (!key)
goto nomem;
- memcpy(key->data, &auth_key->sca_key[0], auth_key->sca_keylen);
+ memcpy(key->data, &auth_key->sca_key[0], auth_key->sca_keylength);
/* If we are replacing, remove the old keys data from the
* key id. If we are adding new key id, add it to the
diff --git a/net/sctp/ipv6.c b/net/sctp/ipv6.c
index 4d7ec961ae1..87f940587d5 100644
--- a/net/sctp/ipv6.c
+++ b/net/sctp/ipv6.c
@@ -966,7 +966,7 @@ static struct inet6_protocol sctpv6_protocol = {
.flags = INET6_PROTO_NOPOLICY | INET6_PROTO_FINAL,
};
-static struct sctp_af sctp_ipv6_specific = {
+static struct sctp_af sctp_af_inet6 = {
.sa_family = AF_INET6,
.sctp_xmit = sctp_v6_xmit,
.setsockopt = ipv6_setsockopt,
@@ -998,7 +998,7 @@ static struct sctp_af sctp_ipv6_specific = {
#endif
};
-static struct sctp_pf sctp_pf_inet6_specific = {
+static struct sctp_pf sctp_pf_inet6 = {
.event_msgname = sctp_inet6_event_msgname,
.skb_msgname = sctp_inet6_skb_msgname,
.af_supported = sctp_inet6_af_supported,
@@ -1008,7 +1008,7 @@ static struct sctp_pf sctp_pf_inet6_specific = {
.supported_addrs = sctp_inet6_supported_addrs,
.create_accept_sk = sctp_v6_create_accept_sk,
.addr_v4map = sctp_v6_addr_v4map,
- .af = &sctp_ipv6_specific,
+ .af = &sctp_af_inet6,
};
/* Initialize IPv6 support and register with socket layer. */
@@ -1017,10 +1017,10 @@ int sctp_v6_init(void)
int rc;
/* Register the SCTP specific PF_INET6 functions. */
- sctp_register_pf(&sctp_pf_inet6_specific, PF_INET6);
+ sctp_register_pf(&sctp_pf_inet6, PF_INET6);
/* Register the SCTP specific AF_INET6 functions. */
- sctp_register_af(&sctp_ipv6_specific);
+ sctp_register_af(&sctp_af_inet6);
rc = proto_register(&sctpv6_prot, 1);
if (rc)
@@ -1051,7 +1051,7 @@ void sctp_v6_exit(void)
inet6_unregister_protosw(&sctpv6_seqpacket_protosw);
inet6_unregister_protosw(&sctpv6_stream_protosw);
proto_unregister(&sctpv6_prot);
- list_del(&sctp_ipv6_specific.list);
+ list_del(&sctp_af_inet6.list);
}
/* Unregister with inet6 layer. */
diff --git a/net/sctp/protocol.c b/net/sctp/protocol.c
index 22a16571499..688546dccd8 100644
--- a/net/sctp/protocol.c
+++ b/net/sctp/protocol.c
@@ -832,7 +832,7 @@ static inline int sctp_v4_xmit(struct sk_buff *skb,
return ip_queue_xmit(skb, ipfragok);
}
-static struct sctp_af sctp_ipv4_specific;
+static struct sctp_af sctp_af_inet;
static struct sctp_pf sctp_pf_inet = {
.event_msgname = sctp_inet_event_msgname,
@@ -844,7 +844,7 @@ static struct sctp_pf sctp_pf_inet = {
.supported_addrs = sctp_inet_supported_addrs,
.create_accept_sk = sctp_v4_create_accept_sk,
.addr_v4map = sctp_v4_addr_v4map,
- .af = &sctp_ipv4_specific,
+ .af = &sctp_af_inet
};
/* Notifier for inetaddr addition/deletion events. */
@@ -906,7 +906,7 @@ static struct net_protocol sctp_protocol = {
};
/* IPv4 address related functions. */
-static struct sctp_af sctp_ipv4_specific = {
+static struct sctp_af sctp_af_inet = {
.sa_family = AF_INET,
.sctp_xmit = sctp_v4_xmit,
.setsockopt = ip_setsockopt,
@@ -1192,7 +1192,7 @@ SCTP_STATIC __init int sctp_init(void)
sctp_sysctl_register();
INIT_LIST_HEAD(&sctp_address_families);
- sctp_register_af(&sctp_ipv4_specific);
+ sctp_register_af(&sctp_af_inet);
status = proto_register(&sctp_prot, 1);
if (status)
@@ -1249,7 +1249,7 @@ err_v6_init:
proto_unregister(&sctp_prot);
err_proto_register:
sctp_sysctl_unregister();
- list_del(&sctp_ipv4_specific.list);
+ list_del(&sctp_af_inet.list);
free_pages((unsigned long)sctp_port_hashtable,
get_order(sctp_port_hashsize *
sizeof(struct sctp_bind_hashbucket)));
@@ -1299,7 +1299,7 @@ SCTP_STATIC __exit void sctp_exit(void)
inet_unregister_protosw(&sctp_seqpacket_protosw);
sctp_sysctl_unregister();
- list_del(&sctp_ipv4_specific.list);
+ list_del(&sctp_af_inet.list);
free_pages((unsigned long)sctp_assoc_hashtable,
get_order(sctp_assoc_hashsize *
diff --git a/net/sctp/socket.c b/net/sctp/socket.c
index 44797ad88a0..939892691a2 100644
--- a/net/sctp/socket.c
+++ b/net/sctp/socket.c
@@ -1964,7 +1964,7 @@ static int sctp_setsockopt_disable_fragments(struct sock *sk,
static int sctp_setsockopt_events(struct sock *sk, char __user *optval,
int optlen)
{
- if (optlen != sizeof(struct sctp_event_subscribe))
+ if (optlen > sizeof(struct sctp_event_subscribe))
return -EINVAL;
if (copy_from_user(&sctp_sk(sk)->subscribe, optval, optlen))
return -EFAULT;
@@ -5070,6 +5070,7 @@ static int sctp_getsockopt_peer_auth_chunks(struct sock *sk, int len,
struct sctp_authchunks val;
struct sctp_association *asoc;
struct sctp_chunks_param *ch;
+ u32 num_chunks;
char __user *to;
if (len <= sizeof(struct sctp_authchunks))
@@ -5086,12 +5087,15 @@ static int sctp_getsockopt_peer_auth_chunks(struct sock *sk, int len,
ch = asoc->peer.peer_chunks;
/* See if the user provided enough room for all the data */
- if (len < ntohs(ch->param_hdr.length))
+ num_chunks = ntohs(ch->param_hdr.length) - sizeof(sctp_paramhdr_t);
+ if (len < num_chunks)
return -EINVAL;
- len = ntohs(ch->param_hdr.length);
+ len = num_chunks;
if (put_user(len, optlen))
return -EFAULT;
+ if (put_user(num_chunks, &p->gauth_number_of_chunks))
+ return -EFAULT;
if (copy_to_user(to, ch->chunks, len))
return -EFAULT;
@@ -5105,6 +5109,7 @@ static int sctp_getsockopt_local_auth_chunks(struct sock *sk, int len,
struct sctp_authchunks val;
struct sctp_association *asoc;
struct sctp_chunks_param *ch;
+ u32 num_chunks;
char __user *to;
if (len <= sizeof(struct sctp_authchunks))
@@ -5123,12 +5128,15 @@ static int sctp_getsockopt_local_auth_chunks(struct sock *sk, int len,
else
ch = sctp_sk(sk)->ep->auth_chunk_list;
- if (len < ntohs(ch->param_hdr.length))
+ num_chunks = ntohs(ch->param_hdr.length) - sizeof(sctp_paramhdr_t);
+ if (len < num_chunks)
return -EINVAL;
- len = ntohs(ch->param_hdr.length);
+ len = num_chunks;
if (put_user(len, optlen))
return -EFAULT;
+ if (put_user(num_chunks, &p->gauth_number_of_chunks))
+ return -EFAULT;
if (copy_to_user(to, ch->chunks, len))
return -EFAULT;
diff --git a/net/sctp/ulpevent.c b/net/sctp/ulpevent.c
index e27b11f18b7..b43f1f110f8 100644
--- a/net/sctp/ulpevent.c
+++ b/net/sctp/ulpevent.c
@@ -206,7 +206,7 @@ struct sctp_ulpevent *sctp_ulpevent_make_assoc_change(
* This field is the total length of the notification data, including
* the notification header.
*/
- sac->sac_length = sizeof(struct sctp_assoc_change);
+ sac->sac_length = skb->len;
/* Socket Extensions for SCTP
* 5.3.1.1 SCTP_ASSOC_CHANGE
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-14 01:35:25 +0000