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authorSteven Rostedt <srostedt@redhat.com>2010-05-21 11:49:57 -0400
committerSteven Rostedt <rostedt@goodmis.org>2010-05-21 11:49:57 -0400
commitff5f149b6aec8edbfa3698721667acd043009a33 (patch)
treed052553eb296dfee3f01b1cb2b717cb7ccf3127a /net
parentf0218b3e9974f06014b61be8987159f4a20e011e (diff)
parent580d607cd666dfabfc1c7b0fb08c8ac690c7c87f (diff)
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Merge branch 'perf/core' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip into trace/tip/tracing/core-7
Conflicts: include/linux/ftrace_event.h include/trace/ftrace.h kernel/trace/trace_event_perf.c kernel/trace/trace_kprobe.c kernel/trace/trace_syscalls.c Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
Diffstat (limited to 'net')
-rw-r--r--net/core/dev.c11
-rw-r--r--net/core/rtnetlink.c159
-rw-r--r--net/ipv4/arp.c6
-rw-r--r--net/ipv4/ipmr.c3
-rw-r--r--net/ipv4/tcp.c34
-rw-r--r--net/ipv4/udp.c6
-rw-r--r--net/ipv6/datagram.c8
-rw-r--r--net/llc/llc_sap.c2
-rw-r--r--net/mac80211/mlme.c3
-rw-r--r--net/sctp/input.c22
-rw-r--r--net/sctp/sm_sideeffect.c35
-rw-r--r--net/sctp/transport.c6
12 files changed, 215 insertions, 80 deletions
diff --git a/net/core/dev.c b/net/core/dev.c
index f769098..264137f 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -1451,7 +1451,7 @@ static inline void net_timestamp(struct sk_buff *skb)
*
* return values:
* NET_RX_SUCCESS (no congestion)
- * NET_RX_DROP (packet was dropped)
+ * NET_RX_DROP (packet was dropped, but freed)
*
* dev_forward_skb can be used for injecting an skb from the
* start_xmit function of one device into the receive queue
@@ -1465,12 +1465,11 @@ int dev_forward_skb(struct net_device *dev, struct sk_buff *skb)
{
skb_orphan(skb);
- if (!(dev->flags & IFF_UP))
- return NET_RX_DROP;
-
- if (skb->len > (dev->mtu + dev->hard_header_len))
+ if (!(dev->flags & IFF_UP) ||
+ (skb->len > (dev->mtu + dev->hard_header_len))) {
+ kfree_skb(skb);
return NET_RX_DROP;
-
+ }
skb_set_dev(skb, dev);
skb->tstamp.tv64 = 0;
skb->pkt_type = PACKET_HOST;
diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c
index fe776c9..31e85d3 100644
--- a/net/core/rtnetlink.c
+++ b/net/core/rtnetlink.c
@@ -602,12 +602,19 @@ static void copy_rtnl_link_stats(struct rtnl_link_stats *a,
a->tx_compressed = b->tx_compressed;
};
+/* All VF info */
static inline int rtnl_vfinfo_size(const struct net_device *dev)
{
- if (dev->dev.parent && dev_is_pci(dev->dev.parent))
- return dev_num_vf(dev->dev.parent) *
- sizeof(struct ifla_vf_info);
- else
+ if (dev->dev.parent && dev_is_pci(dev->dev.parent)) {
+
+ int num_vfs = dev_num_vf(dev->dev.parent);
+ size_t size = nlmsg_total_size(sizeof(struct nlattr));
+ size += nlmsg_total_size(num_vfs * sizeof(struct nlattr));
+ size += num_vfs * (sizeof(struct ifla_vf_mac) +
+ sizeof(struct ifla_vf_vlan) +
+ sizeof(struct ifla_vf_tx_rate));
+ return size;
+ } else
return 0;
}
@@ -629,7 +636,7 @@ static inline size_t if_nlmsg_size(const struct net_device *dev)
+ nla_total_size(1) /* IFLA_OPERSTATE */
+ nla_total_size(1) /* IFLA_LINKMODE */
+ nla_total_size(4) /* IFLA_NUM_VF */
- + nla_total_size(rtnl_vfinfo_size(dev)) /* IFLA_VFINFO */
+ + rtnl_vfinfo_size(dev) /* IFLA_VFINFO_LIST */
+ rtnl_link_get_size(dev); /* IFLA_LINKINFO */
}
@@ -700,14 +707,37 @@ static int rtnl_fill_ifinfo(struct sk_buff *skb, struct net_device *dev,
if (dev->netdev_ops->ndo_get_vf_config && dev->dev.parent) {
int i;
- struct ifla_vf_info ivi;
- NLA_PUT_U32(skb, IFLA_NUM_VF, dev_num_vf(dev->dev.parent));
- for (i = 0; i < dev_num_vf(dev->dev.parent); i++) {
+ struct nlattr *vfinfo, *vf;
+ int num_vfs = dev_num_vf(dev->dev.parent);
+
+ NLA_PUT_U32(skb, IFLA_NUM_VF, num_vfs);
+ vfinfo = nla_nest_start(skb, IFLA_VFINFO_LIST);
+ if (!vfinfo)
+ goto nla_put_failure;
+ for (i = 0; i < num_vfs; i++) {
+ struct ifla_vf_info ivi;
+ struct ifla_vf_mac vf_mac;
+ struct ifla_vf_vlan vf_vlan;
+ struct ifla_vf_tx_rate vf_tx_rate;
if (dev->netdev_ops->ndo_get_vf_config(dev, i, &ivi))
break;
- NLA_PUT(skb, IFLA_VFINFO, sizeof(ivi), &ivi);
+ vf_mac.vf = vf_vlan.vf = vf_tx_rate.vf = ivi.vf;
+ memcpy(vf_mac.mac, ivi.mac, sizeof(ivi.mac));
+ vf_vlan.vlan = ivi.vlan;
+ vf_vlan.qos = ivi.qos;
+ vf_tx_rate.rate = ivi.tx_rate;
+ vf = nla_nest_start(skb, IFLA_VF_INFO);
+ if (!vf) {
+ nla_nest_cancel(skb, vfinfo);
+ goto nla_put_failure;
+ }
+ NLA_PUT(skb, IFLA_VF_MAC, sizeof(vf_mac), &vf_mac);
+ NLA_PUT(skb, IFLA_VF_VLAN, sizeof(vf_vlan), &vf_vlan);
+ NLA_PUT(skb, IFLA_VF_TX_RATE, sizeof(vf_tx_rate), &vf_tx_rate);
+ nla_nest_end(skb, vf);
}
+ nla_nest_end(skb, vfinfo);
}
if (dev->rtnl_link_ops) {
if (rtnl_link_fill(skb, dev) < 0)
@@ -769,12 +799,7 @@ const struct nla_policy ifla_policy[IFLA_MAX+1] = {
[IFLA_LINKINFO] = { .type = NLA_NESTED },
[IFLA_NET_NS_PID] = { .type = NLA_U32 },
[IFLA_IFALIAS] = { .type = NLA_STRING, .len = IFALIASZ-1 },
- [IFLA_VF_MAC] = { .type = NLA_BINARY,
- .len = sizeof(struct ifla_vf_mac) },
- [IFLA_VF_VLAN] = { .type = NLA_BINARY,
- .len = sizeof(struct ifla_vf_vlan) },
- [IFLA_VF_TX_RATE] = { .type = NLA_BINARY,
- .len = sizeof(struct ifla_vf_tx_rate) },
+ [IFLA_VFINFO_LIST] = {. type = NLA_NESTED },
};
EXPORT_SYMBOL(ifla_policy);
@@ -783,6 +808,19 @@ static const struct nla_policy ifla_info_policy[IFLA_INFO_MAX+1] = {
[IFLA_INFO_DATA] = { .type = NLA_NESTED },
};
+static const struct nla_policy ifla_vfinfo_policy[IFLA_VF_INFO_MAX+1] = {
+ [IFLA_VF_INFO] = { .type = NLA_NESTED },
+};
+
+static const struct nla_policy ifla_vf_policy[IFLA_VF_MAX+1] = {
+ [IFLA_VF_MAC] = { .type = NLA_BINARY,
+ .len = sizeof(struct ifla_vf_mac) },
+ [IFLA_VF_VLAN] = { .type = NLA_BINARY,
+ .len = sizeof(struct ifla_vf_vlan) },
+ [IFLA_VF_TX_RATE] = { .type = NLA_BINARY,
+ .len = sizeof(struct ifla_vf_tx_rate) },
+};
+
struct net *rtnl_link_get_net(struct net *src_net, struct nlattr *tb[])
{
struct net *net;
@@ -812,6 +850,52 @@ static int validate_linkmsg(struct net_device *dev, struct nlattr *tb[])
return 0;
}
+static int do_setvfinfo(struct net_device *dev, struct nlattr *attr)
+{
+ int rem, err = -EINVAL;
+ struct nlattr *vf;
+ const struct net_device_ops *ops = dev->netdev_ops;
+
+ nla_for_each_nested(vf, attr, rem) {
+ switch (nla_type(vf)) {
+ case IFLA_VF_MAC: {
+ struct ifla_vf_mac *ivm;
+ ivm = nla_data(vf);
+ err = -EOPNOTSUPP;
+ if (ops->ndo_set_vf_mac)
+ err = ops->ndo_set_vf_mac(dev, ivm->vf,
+ ivm->mac);
+ break;
+ }
+ case IFLA_VF_VLAN: {
+ struct ifla_vf_vlan *ivv;
+ ivv = nla_data(vf);
+ err = -EOPNOTSUPP;
+ if (ops->ndo_set_vf_vlan)
+ err = ops->ndo_set_vf_vlan(dev, ivv->vf,
+ ivv->vlan,
+ ivv->qos);
+ break;
+ }
+ case IFLA_VF_TX_RATE: {
+ struct ifla_vf_tx_rate *ivt;
+ ivt = nla_data(vf);
+ err = -EOPNOTSUPP;
+ if (ops->ndo_set_vf_tx_rate)
+ err = ops->ndo_set_vf_tx_rate(dev, ivt->vf,
+ ivt->rate);
+ break;
+ }
+ default:
+ err = -EINVAL;
+ break;
+ }
+ if (err)
+ break;
+ }
+ return err;
+}
+
static int do_setlink(struct net_device *dev, struct ifinfomsg *ifm,
struct nlattr **tb, char *ifname, int modified)
{
@@ -942,40 +1026,17 @@ static int do_setlink(struct net_device *dev, struct ifinfomsg *ifm,
write_unlock_bh(&dev_base_lock);
}
- if (tb[IFLA_VF_MAC]) {
- struct ifla_vf_mac *ivm;
- ivm = nla_data(tb[IFLA_VF_MAC]);
- err = -EOPNOTSUPP;
- if (ops->ndo_set_vf_mac)
- err = ops->ndo_set_vf_mac(dev, ivm->vf, ivm->mac);
- if (err < 0)
- goto errout;
- modified = 1;
- }
-
- if (tb[IFLA_VF_VLAN]) {
- struct ifla_vf_vlan *ivv;
- ivv = nla_data(tb[IFLA_VF_VLAN]);
- err = -EOPNOTSUPP;
- if (ops->ndo_set_vf_vlan)
- err = ops->ndo_set_vf_vlan(dev, ivv->vf,
- ivv->vlan,
- ivv->qos);
- if (err < 0)
- goto errout;
- modified = 1;
- }
- err = 0;
-
- if (tb[IFLA_VF_TX_RATE]) {
- struct ifla_vf_tx_rate *ivt;
- ivt = nla_data(tb[IFLA_VF_TX_RATE]);
- err = -EOPNOTSUPP;
- if (ops->ndo_set_vf_tx_rate)
- err = ops->ndo_set_vf_tx_rate(dev, ivt->vf, ivt->rate);
- if (err < 0)
- goto errout;
- modified = 1;
+ if (tb[IFLA_VFINFO_LIST]) {
+ struct nlattr *attr;
+ int rem;
+ nla_for_each_nested(attr, tb[IFLA_VFINFO_LIST], rem) {
+ if (nla_type(attr) != IFLA_VF_INFO)
+ goto errout;
+ err = do_setvfinfo(dev, attr);
+ if (err < 0)
+ goto errout;
+ modified = 1;
+ }
}
err = 0;
diff --git a/net/ipv4/arp.c b/net/ipv4/arp.c
index 6e74706..80769f1 100644
--- a/net/ipv4/arp.c
+++ b/net/ipv4/arp.c
@@ -661,13 +661,13 @@ struct sk_buff *arp_create(int type, int ptype, __be32 dest_ip,
#endif
#endif
-#ifdef CONFIG_FDDI
+#if defined(CONFIG_FDDI) || defined(CONFIG_FDDI_MODULE)
case ARPHRD_FDDI:
arp->ar_hrd = htons(ARPHRD_ETHER);
arp->ar_pro = htons(ETH_P_IP);
break;
#endif
-#ifdef CONFIG_TR
+#if defined(CONFIG_TR) || defined(CONFIG_TR_MODULE)
case ARPHRD_IEEE802_TR:
arp->ar_hrd = htons(ARPHRD_IEEE802);
arp->ar_pro = htons(ETH_P_IP);
@@ -1051,7 +1051,7 @@ static int arp_req_set(struct net *net, struct arpreq *r,
return -EINVAL;
}
switch (dev->type) {
-#ifdef CONFIG_FDDI
+#if defined(CONFIG_FDDI) || defined(CONFIG_FDDI_MODULE)
case ARPHRD_FDDI:
/*
* According to RFC 1390, FDDI devices should accept ARP
diff --git a/net/ipv4/ipmr.c b/net/ipv4/ipmr.c
index 9d4f6d1..ec19a89 100644
--- a/net/ipv4/ipmr.c
+++ b/net/ipv4/ipmr.c
@@ -754,7 +754,8 @@ ipmr_cache_unresolved(struct net *net, vifi_t vifi, struct sk_buff *skb)
c->next = mfc_unres_queue;
mfc_unres_queue = c;
- mod_timer(&ipmr_expire_timer, c->mfc_un.unres.expires);
+ if (atomic_read(&net->ipv4.cache_resolve_queue_len) == 1)
+ mod_timer(&ipmr_expire_timer, c->mfc_un.unres.expires);
}
/*
diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c
index 0f8caf6..296150b 100644
--- a/net/ipv4/tcp.c
+++ b/net/ipv4/tcp.c
@@ -2839,7 +2839,6 @@ static void __tcp_free_md5sig_pool(struct tcp_md5sig_pool * __percpu *pool)
if (p->md5_desc.tfm)
crypto_free_hash(p->md5_desc.tfm);
kfree(p);
- p = NULL;
}
}
free_percpu(pool);
@@ -2937,25 +2936,40 @@ retry:
EXPORT_SYMBOL(tcp_alloc_md5sig_pool);
-struct tcp_md5sig_pool *__tcp_get_md5sig_pool(int cpu)
+
+/**
+ * tcp_get_md5sig_pool - get md5sig_pool for this user
+ *
+ * We use percpu structure, so if we succeed, we exit with preemption
+ * and BH disabled, to make sure another thread or softirq handling
+ * wont try to get same context.
+ */
+struct tcp_md5sig_pool *tcp_get_md5sig_pool(void)
{
struct tcp_md5sig_pool * __percpu *p;
- spin_lock_bh(&tcp_md5sig_pool_lock);
+
+ local_bh_disable();
+
+ spin_lock(&tcp_md5sig_pool_lock);
p = tcp_md5sig_pool;
if (p)
tcp_md5sig_users++;
- spin_unlock_bh(&tcp_md5sig_pool_lock);
- return (p ? *per_cpu_ptr(p, cpu) : NULL);
-}
+ spin_unlock(&tcp_md5sig_pool_lock);
+
+ if (p)
+ return *per_cpu_ptr(p, smp_processor_id());
-EXPORT_SYMBOL(__tcp_get_md5sig_pool);
+ local_bh_enable();
+ return NULL;
+}
+EXPORT_SYMBOL(tcp_get_md5sig_pool);
-void __tcp_put_md5sig_pool(void)
+void tcp_put_md5sig_pool(void)
{
+ local_bh_enable();
tcp_free_md5sig_pool();
}
-
-EXPORT_SYMBOL(__tcp_put_md5sig_pool);
+EXPORT_SYMBOL(tcp_put_md5sig_pool);
int tcp_md5_hash_header(struct tcp_md5sig_pool *hp,
struct tcphdr *th)
diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c
index 8fef859..c36522a 100644
--- a/net/ipv4/udp.c
+++ b/net/ipv4/udp.c
@@ -1527,6 +1527,9 @@ int __udp4_lib_rcv(struct sk_buff *skb, struct udp_table *udptable,
uh = udp_hdr(skb);
ulen = ntohs(uh->len);
+ saddr = ip_hdr(skb)->saddr;
+ daddr = ip_hdr(skb)->daddr;
+
if (ulen > skb->len)
goto short_packet;
@@ -1540,9 +1543,6 @@ int __udp4_lib_rcv(struct sk_buff *skb, struct udp_table *udptable,
if (udp4_csum_init(skb, uh, proto))
goto csum_error;
- saddr = ip_hdr(skb)->saddr;
- daddr = ip_hdr(skb)->daddr;
-
if (rt->rt_flags & (RTCF_BROADCAST|RTCF_MULTICAST))
return __udp4_lib_mcast_deliver(net, skb, uh,
saddr, daddr, udptable);
diff --git a/net/ipv6/datagram.c b/net/ipv6/datagram.c
index 622dc79..6157388 100644
--- a/net/ipv6/datagram.c
+++ b/net/ipv6/datagram.c
@@ -222,6 +222,8 @@ void ipv6_icmp_error(struct sock *sk, struct sk_buff *skb, int err,
if (!skb)
return;
+ skb->protocol = htons(ETH_P_IPV6);
+
serr = SKB_EXT_ERR(skb);
serr->ee.ee_errno = err;
serr->ee.ee_origin = SO_EE_ORIGIN_ICMP6;
@@ -255,6 +257,8 @@ void ipv6_local_error(struct sock *sk, int err, struct flowi *fl, u32 info)
if (!skb)
return;
+ skb->protocol = htons(ETH_P_IPV6);
+
skb_put(skb, sizeof(struct ipv6hdr));
skb_reset_network_header(skb);
iph = ipv6_hdr(skb);
@@ -319,7 +323,7 @@ int ipv6_recv_error(struct sock *sk, struct msghdr *msg, int len)
sin->sin6_flowinfo = 0;
sin->sin6_port = serr->port;
sin->sin6_scope_id = 0;
- if (serr->ee.ee_origin == SO_EE_ORIGIN_ICMP6) {
+ if (skb->protocol == htons(ETH_P_IPV6)) {
ipv6_addr_copy(&sin->sin6_addr,
(struct in6_addr *)(nh + serr->addr_offset));
if (np->sndflow)
@@ -341,7 +345,7 @@ int ipv6_recv_error(struct sock *sk, struct msghdr *msg, int len)
sin->sin6_family = AF_INET6;
sin->sin6_flowinfo = 0;
sin->sin6_scope_id = 0;
- if (serr->ee.ee_origin == SO_EE_ORIGIN_ICMP6) {
+ if (skb->protocol == htons(ETH_P_IPV6)) {
ipv6_addr_copy(&sin->sin6_addr, &ipv6_hdr(skb)->saddr);
if (np->rxopt.all)
datagram_recv_ctl(sk, msg, skb);
diff --git a/net/llc/llc_sap.c b/net/llc/llc_sap.c
index a432f0e..94e7fca 100644
--- a/net/llc/llc_sap.c
+++ b/net/llc/llc_sap.c
@@ -31,7 +31,7 @@ static int llc_mac_header_len(unsigned short devtype)
case ARPHRD_ETHER:
case ARPHRD_LOOPBACK:
return sizeof(struct ethhdr);
-#ifdef CONFIG_TR
+#if defined(CONFIG_TR) || defined(CONFIG_TR_MODULE)
case ARPHRD_IEEE802_TR:
return sizeof(struct trh_hdr);
#endif
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index 4aefa6d..875c8de 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -2030,7 +2030,8 @@ int ieee80211_mgd_deauth(struct ieee80211_sub_if_data *sdata,
continue;
if (wk->type != IEEE80211_WORK_DIRECT_PROBE &&
- wk->type != IEEE80211_WORK_AUTH)
+ wk->type != IEEE80211_WORK_AUTH &&
+ wk->type != IEEE80211_WORK_ASSOC)
continue;
if (memcmp(req->bss->bssid, wk->filter_ta, ETH_ALEN))
diff --git a/net/sctp/input.c b/net/sctp/input.c
index 2a57018..ea21924 100644
--- a/net/sctp/input.c
+++ b/net/sctp/input.c
@@ -440,11 +440,25 @@ void sctp_icmp_proto_unreachable(struct sock *sk,
{
SCTP_DEBUG_PRINTK("%s\n", __func__);
- sctp_do_sm(SCTP_EVENT_T_OTHER,
- SCTP_ST_OTHER(SCTP_EVENT_ICMP_PROTO_UNREACH),
- asoc->state, asoc->ep, asoc, t,
- GFP_ATOMIC);
+ if (sock_owned_by_user(sk)) {
+ if (timer_pending(&t->proto_unreach_timer))
+ return;
+ else {
+ if (!mod_timer(&t->proto_unreach_timer,
+ jiffies + (HZ/20)))
+ sctp_association_hold(asoc);
+ }
+
+ } else {
+ if (timer_pending(&t->proto_unreach_timer) &&
+ del_timer(&t->proto_unreach_timer))
+ sctp_association_put(asoc);
+ sctp_do_sm(SCTP_EVENT_T_OTHER,
+ SCTP_ST_OTHER(SCTP_EVENT_ICMP_PROTO_UNREACH),
+ asoc->state, asoc->ep, asoc, t,
+ GFP_ATOMIC);
+ }
}
/* Common lookup code for icmp/icmpv6 error handler. */
diff --git a/net/sctp/sm_sideeffect.c b/net/sctp/sm_sideeffect.c
index d5ae450..eb1f42f 100644
--- a/net/sctp/sm_sideeffect.c
+++ b/net/sctp/sm_sideeffect.c
@@ -397,6 +397,41 @@ out_unlock:
sctp_transport_put(transport);
}
+/* Handle the timeout of the ICMP protocol unreachable timer. Trigger
+ * the correct state machine transition that will close the association.
+ */
+void sctp_generate_proto_unreach_event(unsigned long data)
+{
+ struct sctp_transport *transport = (struct sctp_transport *) data;
+ struct sctp_association *asoc = transport->asoc;
+
+ sctp_bh_lock_sock(asoc->base.sk);
+ if (sock_owned_by_user(asoc->base.sk)) {
+ SCTP_DEBUG_PRINTK("%s:Sock is busy.\n", __func__);
+
+ /* Try again later. */
+ if (!mod_timer(&transport->proto_unreach_timer,
+ jiffies + (HZ/20)))
+ sctp_association_hold(asoc);
+ goto out_unlock;
+ }
+
+ /* Is this structure just waiting around for us to actually
+ * get destroyed?
+ */
+ if (asoc->base.dead)
+ goto out_unlock;
+
+ sctp_do_sm(SCTP_EVENT_T_OTHER,
+ SCTP_ST_OTHER(SCTP_EVENT_ICMP_PROTO_UNREACH),
+ asoc->state, asoc->ep, asoc, transport, GFP_ATOMIC);
+
+out_unlock:
+ sctp_bh_unlock_sock(asoc->base.sk);
+ sctp_association_put(asoc);
+}
+
+
/* Inject a SACK Timeout event into the state machine. */
static void sctp_generate_sack_event(unsigned long data)
{
diff --git a/net/sctp/transport.c b/net/sctp/transport.c
index be4d63d..165d54e 100644
--- a/net/sctp/transport.c
+++ b/net/sctp/transport.c
@@ -108,6 +108,8 @@ static struct sctp_transport *sctp_transport_init(struct sctp_transport *peer,
(unsigned long)peer);
setup_timer(&peer->hb_timer, sctp_generate_heartbeat_event,
(unsigned long)peer);
+ setup_timer(&peer->proto_unreach_timer,
+ sctp_generate_proto_unreach_event, (unsigned long)peer);
/* Initialize the 64-bit random nonce sent with heartbeat. */
get_random_bytes(&peer->hb_nonce, sizeof(peer->hb_nonce));
@@ -171,6 +173,10 @@ void sctp_transport_free(struct sctp_transport *transport)
del_timer(&transport->T3_rtx_timer))
sctp_transport_put(transport);
+ /* Delete the ICMP proto unreachable timer if it's active. */
+ if (timer_pending(&transport->proto_unreach_timer) &&
+ del_timer(&transport->proto_unreach_timer))
+ sctp_association_put(transport->asoc);
sctp_transport_put(transport);
}