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-rw-r--r--net/802/tr.c22
-rw-r--r--net/ax25/af_ax25.c27
-rw-r--r--net/ax25/ax25_route.c12
-rw-r--r--net/ax25/ax25_uid.c83
-rw-r--r--net/decnet/dn_neigh.c2
-rw-r--r--net/ipv4/icmp.c12
-rw-r--r--net/ipv4/inetpeer.c11
-rw-r--r--net/ipv4/ipcomp.c2
-rw-r--r--net/ipv4/netfilter/ip_queue.c7
-rw-r--r--net/ipv4/netfilter/ipt_ECN.c17
-rw-r--r--net/ipv4/netfilter/ipt_TCPMSS.c7
-rw-r--r--net/ipv4/tcp.c2
-rw-r--r--net/ipv4/tcp_ipv4.c9
-rw-r--r--net/ipv4/tcp_output.c43
-rw-r--r--net/ipv6/ip6_input.c9
-rw-r--r--net/ipv6/ipcomp6.c2
-rw-r--r--net/ipv6/netfilter/ip6_queue.c7
-rw-r--r--net/ipv6/raw.c2
-rw-r--r--net/ipv6/tcp_ipv6.c9
-rw-r--r--net/netrom/af_netrom.c31
-rw-r--r--net/rose/af_rose.c27
-rw-r--r--net/rose/rose_route.c6
-rw-r--r--net/sched/sch_generic.c1
-rw-r--r--net/sctp/proc.c1
-rw-r--r--net/sunrpc/auth_gss/gss_krb5_crypto.c2
-rw-r--r--net/sunrpc/xdr.c1
26 files changed, 191 insertions, 163 deletions
diff --git a/net/802/tr.c b/net/802/tr.c
index a755e880f4ba..1bb7dc1b85cd 100644
--- a/net/802/tr.c
+++ b/net/802/tr.c
@@ -251,10 +251,11 @@ void tr_source_route(struct sk_buff *skb,struct trh_hdr *trh,struct net_device *
unsigned int hash;
struct rif_cache *entry;
unsigned char *olddata;
+ unsigned long flags;
static const unsigned char mcast_func_addr[]
= {0xC0,0x00,0x00,0x04,0x00,0x00};
- spin_lock_bh(&rif_lock);
+ spin_lock_irqsave(&rif_lock, flags);
/*
* Broadcasts are single route as stated in RFC 1042
@@ -323,7 +324,7 @@ printk("source routing for %02X:%02X:%02X:%02X:%02X:%02X\n",trh->daddr[0],
else
slack = 18 - ((ntohs(trh->rcf) & TR_RCF_LEN_MASK)>>8);
olddata = skb->data;
- spin_unlock_bh(&rif_lock);
+ spin_unlock_irqrestore(&rif_lock, flags);
skb_pull(skb, slack);
memmove(skb->data, olddata, sizeof(struct trh_hdr) - slack);
@@ -337,10 +338,11 @@ printk("source routing for %02X:%02X:%02X:%02X:%02X:%02X\n",trh->daddr[0],
static void tr_add_rif_info(struct trh_hdr *trh, struct net_device *dev)
{
unsigned int hash, rii_p = 0;
+ unsigned long flags;
struct rif_cache *entry;
- spin_lock_bh(&rif_lock);
+ spin_lock_irqsave(&rif_lock, flags);
/*
* Firstly see if the entry exists
@@ -378,7 +380,7 @@ printk("adding rif_entry: addr:%02X:%02X:%02X:%02X:%02X:%02X rcf:%04X\n",
if(!entry)
{
printk(KERN_DEBUG "tr.c: Couldn't malloc rif cache entry !\n");
- spin_unlock_bh(&rif_lock);
+ spin_unlock_irqrestore(&rif_lock, flags);
return;
}
@@ -420,7 +422,7 @@ printk("updating rif_entry: addr:%02X:%02X:%02X:%02X:%02X:%02X rcf:%04X\n",
}
entry->last_used=jiffies;
}
- spin_unlock_bh(&rif_lock);
+ spin_unlock_irqrestore(&rif_lock, flags);
}
/*
@@ -430,9 +432,9 @@ printk("updating rif_entry: addr:%02X:%02X:%02X:%02X:%02X:%02X rcf:%04X\n",
static void rif_check_expire(unsigned long dummy)
{
int i;
- unsigned long next_interval = jiffies + sysctl_tr_rif_timeout/2;
+ unsigned long flags, next_interval = jiffies + sysctl_tr_rif_timeout/2;
- spin_lock_bh(&rif_lock);
+ spin_lock_irqsave(&rif_lock, flags);
for(i =0; i < RIF_TABLE_SIZE; i++) {
struct rif_cache *entry, **pentry;
@@ -454,7 +456,7 @@ static void rif_check_expire(unsigned long dummy)
}
}
- spin_unlock_bh(&rif_lock);
+ spin_unlock_irqrestore(&rif_lock, flags);
mod_timer(&rif_timer, next_interval);
@@ -485,7 +487,7 @@ static struct rif_cache *rif_get_idx(loff_t pos)
static void *rif_seq_start(struct seq_file *seq, loff_t *pos)
{
- spin_lock_bh(&rif_lock);
+ spin_lock_irq(&rif_lock);
return *pos ? rif_get_idx(*pos - 1) : SEQ_START_TOKEN;
}
@@ -516,7 +518,7 @@ static void *rif_seq_next(struct seq_file *seq, void *v, loff_t *pos)
static void rif_seq_stop(struct seq_file *seq, void *v)
{
- spin_unlock_bh(&rif_lock);
+ spin_unlock_irq(&rif_lock);
}
static int rif_seq_show(struct seq_file *seq, void *v)
diff --git a/net/ax25/af_ax25.c b/net/ax25/af_ax25.c
index 707097deac3d..a5c94f11547c 100644
--- a/net/ax25/af_ax25.c
+++ b/net/ax25/af_ax25.c
@@ -875,12 +875,7 @@ struct sock *ax25_make_new(struct sock *osk, struct ax25_dev *ax25_dev)
sk->sk_sndbuf = osk->sk_sndbuf;
sk->sk_state = TCP_ESTABLISHED;
sk->sk_sleep = osk->sk_sleep;
-
- if (sock_flag(osk, SOCK_DBG))
- sock_set_flag(sk, SOCK_DBG);
-
- if (sock_flag(osk, SOCK_ZAPPED))
- sock_set_flag(sk, SOCK_ZAPPED);
+ sock_copy_flags(sk, osk);
oax25 = ax25_sk(osk);
@@ -1007,7 +1002,8 @@ static int ax25_bind(struct socket *sock, struct sockaddr *uaddr, int addr_len)
struct sock *sk = sock->sk;
struct full_sockaddr_ax25 *addr = (struct full_sockaddr_ax25 *)uaddr;
ax25_dev *ax25_dev = NULL;
- ax25_address *call;
+ ax25_uid_assoc *user;
+ ax25_address call;
ax25_cb *ax25;
int err = 0;
@@ -1026,9 +1022,15 @@ static int ax25_bind(struct socket *sock, struct sockaddr *uaddr, int addr_len)
if (addr->fsa_ax25.sax25_family != AF_AX25)
return -EINVAL;
- call = ax25_findbyuid(current->euid);
- if (call == NULL && ax25_uid_policy && !capable(CAP_NET_ADMIN)) {
- return -EACCES;
+ user = ax25_findbyuid(current->euid);
+ if (user) {
+ call = user->call;
+ ax25_uid_put(user);
+ } else {
+ if (ax25_uid_policy && !capable(CAP_NET_ADMIN))
+ return -EACCES;
+
+ call = addr->fsa_ax25.sax25_call;
}
lock_sock(sk);
@@ -1039,10 +1041,7 @@ static int ax25_bind(struct socket *sock, struct sockaddr *uaddr, int addr_len)
goto out;
}
- if (call == NULL)
- ax25->source_addr = addr->fsa_ax25.sax25_call;
- else
- ax25->source_addr = *call;
+ ax25->source_addr = call;
/*
* User already set interface with SO_BINDTODEVICE
diff --git a/net/ax25/ax25_route.c b/net/ax25/ax25_route.c
index 44b99b1ff9f8..c288526da4ce 100644
--- a/net/ax25/ax25_route.c
+++ b/net/ax25/ax25_route.c
@@ -422,8 +422,8 @@ static inline void ax25_adjust_path(ax25_address *addr, ax25_digi *digipeat)
*/
int ax25_rt_autobind(ax25_cb *ax25, ax25_address *addr)
{
+ ax25_uid_assoc *user;
ax25_route *ax25_rt;
- ax25_address *call;
int err;
if ((ax25_rt = ax25_get_route(addr, NULL)) == NULL)
@@ -434,16 +434,18 @@ int ax25_rt_autobind(ax25_cb *ax25, ax25_address *addr)
goto put;
}
- if ((call = ax25_findbyuid(current->euid)) == NULL) {
+ user = ax25_findbyuid(current->euid);
+ if (user) {
+ ax25->source_addr = user->call;
+ ax25_uid_put(user);
+ } else {
if (ax25_uid_policy && !capable(CAP_NET_BIND_SERVICE)) {
err = -EPERM;
goto put;
}
- call = (ax25_address *)ax25->ax25_dev->dev->dev_addr;
+ ax25->source_addr = *(ax25_address *)ax25->ax25_dev->dev->dev_addr;
}
- ax25->source_addr = *call;
-
if (ax25_rt->digipeat != NULL) {
if ((ax25->digipeat = kmalloc(sizeof(ax25_digi), GFP_ATOMIC)) == NULL) {
err = -ENOMEM;
diff --git a/net/ax25/ax25_uid.c b/net/ax25/ax25_uid.c
index cea6b7d19729..a8b3822f3ee4 100644
--- a/net/ax25/ax25_uid.c
+++ b/net/ax25/ax25_uid.c
@@ -28,6 +28,7 @@
#include <linux/fcntl.h>
#include <linux/mm.h>
#include <linux/interrupt.h>
+#include <linux/list.h>
#include <linux/notifier.h>
#include <linux/proc_fs.h>
#include <linux/seq_file.h>
@@ -41,38 +42,41 @@
* Callsign/UID mapper. This is in kernel space for security on multi-amateur machines.
*/
-static ax25_uid_assoc *ax25_uid_list;
+HLIST_HEAD(ax25_uid_list);
static DEFINE_RWLOCK(ax25_uid_lock);
int ax25_uid_policy = 0;
-ax25_address *ax25_findbyuid(uid_t uid)
+ax25_uid_assoc *ax25_findbyuid(uid_t uid)
{
- ax25_uid_assoc *ax25_uid;
- ax25_address *res = NULL;
+ ax25_uid_assoc *ax25_uid, *res = NULL;
+ struct hlist_node *node;
read_lock(&ax25_uid_lock);
- for (ax25_uid = ax25_uid_list; ax25_uid != NULL; ax25_uid = ax25_uid->next) {
+ ax25_uid_for_each(ax25_uid, node, &ax25_uid_list) {
if (ax25_uid->uid == uid) {
- res = &ax25_uid->call;
+ ax25_uid_hold(ax25_uid);
+ res = ax25_uid;
break;
}
}
read_unlock(&ax25_uid_lock);
- return NULL;
+ return res;
}
int ax25_uid_ioctl(int cmd, struct sockaddr_ax25 *sax)
{
- ax25_uid_assoc *s, *ax25_uid;
+ ax25_uid_assoc *ax25_uid;
+ struct hlist_node *node;
+ ax25_uid_assoc *user;
unsigned long res;
switch (cmd) {
case SIOCAX25GETUID:
res = -ENOENT;
read_lock(&ax25_uid_lock);
- for (ax25_uid = ax25_uid_list; ax25_uid != NULL; ax25_uid = ax25_uid->next) {
+ ax25_uid_for_each(ax25_uid, node, &ax25_uid_list) {
if (ax25cmp(&sax->sax25_call, &ax25_uid->call) == 0) {
res = ax25_uid->uid;
break;
@@ -85,19 +89,22 @@ int ax25_uid_ioctl(int cmd, struct sockaddr_ax25 *sax)
case SIOCAX25ADDUID:
if (!capable(CAP_NET_ADMIN))
return -EPERM;
- if (ax25_findbyuid(sax->sax25_uid))
+ user = ax25_findbyuid(sax->sax25_uid);
+ if (user) {
+ ax25_uid_put(user);
return -EEXIST;
+ }
if (sax->sax25_uid == 0)
return -EINVAL;
if ((ax25_uid = kmalloc(sizeof(*ax25_uid), GFP_KERNEL)) == NULL)
return -ENOMEM;
+ atomic_set(&ax25_uid->refcount, 1);
ax25_uid->uid = sax->sax25_uid;
ax25_uid->call = sax->sax25_call;
write_lock(&ax25_uid_lock);
- ax25_uid->next = ax25_uid_list;
- ax25_uid_list = ax25_uid;
+ hlist_add_head(&ax25_uid->uid_node, &ax25_uid_list);
write_unlock(&ax25_uid_lock);
return 0;
@@ -106,34 +113,21 @@ int ax25_uid_ioctl(int cmd, struct sockaddr_ax25 *sax)
if (!capable(CAP_NET_ADMIN))
return -EPERM;
+ ax25_uid = NULL;
write_lock(&ax25_uid_lock);
- for (ax25_uid = ax25_uid_list; ax25_uid != NULL; ax25_uid = ax25_uid->next) {
- if (ax25cmp(&sax->sax25_call, &ax25_uid->call) == 0) {
+ ax25_uid_for_each(ax25_uid, node, &ax25_uid_list) {
+ if (ax25cmp(&sax->sax25_call, &ax25_uid->call) == 0)
break;
- }
}
if (ax25_uid == NULL) {
write_unlock(&ax25_uid_lock);
return -ENOENT;
}
- if ((s = ax25_uid_list) == ax25_uid) {
- ax25_uid_list = s->next;
- write_unlock(&ax25_uid_lock);
- kfree(ax25_uid);
- return 0;
- }
- while (s != NULL && s->next != NULL) {
- if (s->next == ax25_uid) {
- s->next = ax25_uid->next;
- write_unlock(&ax25_uid_lock);
- kfree(ax25_uid);
- return 0;
- }
- s = s->next;
- }
+ hlist_del_init(&ax25_uid->uid_node);
+ ax25_uid_put(ax25_uid);
write_unlock(&ax25_uid_lock);
- return -ENOENT;
+ return 0;
default:
return -EINVAL;
@@ -147,13 +141,11 @@ int ax25_uid_ioctl(int cmd, struct sockaddr_ax25 *sax)
static void *ax25_uid_seq_start(struct seq_file *seq, loff_t *pos)
{
struct ax25_uid_assoc *pt;
- int i = 1;
+ struct hlist_node *node;
+ int i = 0;
read_lock(&ax25_uid_lock);
- if (*pos == 0)
- return SEQ_START_TOKEN;
-
- for (pt = ax25_uid_list; pt != NULL; pt = pt->next) {
+ ax25_uid_for_each(pt, node, &ax25_uid_list) {
if (i == *pos)
return pt;
++i;
@@ -164,8 +156,9 @@ static void *ax25_uid_seq_start(struct seq_file *seq, loff_t *pos)
static void *ax25_uid_seq_next(struct seq_file *seq, void *v, loff_t *pos)
{
++*pos;
- return (v == SEQ_START_TOKEN) ? ax25_uid_list :
- ((struct ax25_uid_assoc *) v)->next;
+
+ return hlist_entry(((ax25_uid_assoc *)v)->uid_node.next,
+ ax25_uid_assoc, uid_node);
}
static void ax25_uid_seq_stop(struct seq_file *seq, void *v)
@@ -179,7 +172,6 @@ static int ax25_uid_seq_show(struct seq_file *seq, void *v)
seq_printf(seq, "Policy: %d\n", ax25_uid_policy);
else {
struct ax25_uid_assoc *pt = v;
-
seq_printf(seq, "%6d %s\n", pt->uid, ax2asc(&pt->call));
}
@@ -213,16 +205,13 @@ struct file_operations ax25_uid_fops = {
*/
void __exit ax25_uid_free(void)
{
- ax25_uid_assoc *s, *ax25_uid;
+ ax25_uid_assoc *ax25_uid;
+ struct hlist_node *node;
write_lock(&ax25_uid_lock);
- ax25_uid = ax25_uid_list;
- while (ax25_uid != NULL) {
- s = ax25_uid;
- ax25_uid = ax25_uid->next;
-
- kfree(s);
+ ax25_uid_for_each(ax25_uid, node, &ax25_uid_list) {
+ hlist_del_init(&ax25_uid->uid_node);
+ ax25_uid_put(ax25_uid);
}
- ax25_uid_list = NULL;
write_unlock(&ax25_uid_lock);
}
diff --git a/net/decnet/dn_neigh.c b/net/decnet/dn_neigh.c
index f32dba9e26fe..8d0cc3cf3e49 100644
--- a/net/decnet/dn_neigh.c
+++ b/net/decnet/dn_neigh.c
@@ -148,12 +148,12 @@ static int dn_neigh_construct(struct neighbour *neigh)
__neigh_parms_put(neigh->parms);
neigh->parms = neigh_parms_clone(parms);
- rcu_read_unlock();
if (dn_db->use_long)
neigh->ops = &dn_long_ops;
else
neigh->ops = &dn_short_ops;
+ rcu_read_unlock();
if (dn->flags & DN_NDFLAG_P3)
neigh->ops = &dn_phase3_ops;
diff --git a/net/ipv4/icmp.c b/net/ipv4/icmp.c
index 3d78464f64ea..badfc5849973 100644
--- a/net/ipv4/icmp.c
+++ b/net/ipv4/icmp.c
@@ -349,12 +349,12 @@ static void icmp_push_reply(struct icmp_bxm *icmp_param,
{
struct sk_buff *skb;
- ip_append_data(icmp_socket->sk, icmp_glue_bits, icmp_param,
- icmp_param->data_len+icmp_param->head_len,
- icmp_param->head_len,
- ipc, rt, MSG_DONTWAIT);
-
- if ((skb = skb_peek(&icmp_socket->sk->sk_write_queue)) != NULL) {
+ if (ip_append_data(icmp_socket->sk, icmp_glue_bits, icmp_param,
+ icmp_param->data_len+icmp_param->head_len,
+ icmp_param->head_len,
+ ipc, rt, MSG_DONTWAIT) < 0)
+ ip_flush_pending_frames(icmp_socket->sk);
+ else if ((skb = skb_peek(&icmp_socket->sk->sk_write_queue)) != NULL) {
struct icmphdr *icmph = skb->h.icmph;
unsigned int csum = 0;
struct sk_buff *skb1;
diff --git a/net/ipv4/inetpeer.c b/net/ipv4/inetpeer.c
index 95473953c406..ab18a853d7ce 100644
--- a/net/ipv4/inetpeer.c
+++ b/net/ipv4/inetpeer.c
@@ -450,10 +450,13 @@ static void peer_check_expire(unsigned long dummy)
/* Trigger the timer after inet_peer_gc_mintime .. inet_peer_gc_maxtime
* interval depending on the total number of entries (more entries,
* less interval). */
- peer_periodic_timer.expires = jiffies
- + inet_peer_gc_maxtime
- - (inet_peer_gc_maxtime - inet_peer_gc_mintime) / HZ *
- peer_total / inet_peer_threshold * HZ;
+ if (peer_total >= inet_peer_threshold)
+ peer_periodic_timer.expires = jiffies + inet_peer_gc_mintime;
+ else
+ peer_periodic_timer.expires = jiffies
+ + inet_peer_gc_maxtime
+ - (inet_peer_gc_maxtime - inet_peer_gc_mintime) / HZ *
+ peer_total / inet_peer_threshold * HZ;
add_timer(&peer_periodic_timer);
}
diff --git a/net/ipv4/ipcomp.c b/net/ipv4/ipcomp.c
index 2065944fd9e5..7ded6e60f43a 100644
--- a/net/ipv4/ipcomp.c
+++ b/net/ipv4/ipcomp.c
@@ -358,7 +358,7 @@ static struct crypto_tfm **ipcomp_alloc_tfms(const char *alg_name)
int cpu;
/* This can be any valid CPU ID so we don't need locking. */
- cpu = smp_processor_id();
+ cpu = raw_smp_processor_id();
list_for_each_entry(pos, &ipcomp_tfms_list, list) {
struct crypto_tfm *tfm;
diff --git a/net/ipv4/netfilter/ip_queue.c b/net/ipv4/netfilter/ip_queue.c
index eda1fba431a4..c6baa8174389 100644
--- a/net/ipv4/netfilter/ip_queue.c
+++ b/net/ipv4/netfilter/ip_queue.c
@@ -214,6 +214,12 @@ ipq_build_packet_message(struct ipq_queue_entry *entry, int *errp)
break;
case IPQ_COPY_PACKET:
+ if (entry->skb->ip_summed == CHECKSUM_HW &&
+ (*errp = skb_checksum_help(entry->skb,
+ entry->info->outdev == NULL))) {
+ read_unlock_bh(&queue_lock);
+ return NULL;
+ }
if (copy_range == 0 || copy_range > entry->skb->len)
data_len = entry->skb->len;
else
@@ -385,6 +391,7 @@ ipq_mangle_ipv4(ipq_verdict_msg_t *v, struct ipq_queue_entry *e)
if (!skb_ip_make_writable(&e->skb, v->data_len))
return -ENOMEM;
memcpy(e->skb->data, v->payload, v->data_len);
+ e->skb->ip_summed = CHECKSUM_NONE;
e->skb->nfcache |= NFC_ALTERED;
/*
diff --git a/net/ipv4/netfilter/ipt_ECN.c b/net/ipv4/netfilter/ipt_ECN.c
index ada9911118e9..94a0ce1c1c9d 100644
--- a/net/ipv4/netfilter/ipt_ECN.c
+++ b/net/ipv4/netfilter/ipt_ECN.c
@@ -61,16 +61,20 @@ set_ect_tcp(struct sk_buff **pskb, const struct ipt_ECN_info *einfo, int inward)
if (!tcph)
return 0;
- if (!(einfo->operation & IPT_ECN_OP_SET_ECE
- || tcph->ece == einfo->proto.tcp.ece)
- && (!(einfo->operation & IPT_ECN_OP_SET_CWR
- || tcph->cwr == einfo->proto.tcp.cwr)))
+ if ((!(einfo->operation & IPT_ECN_OP_SET_ECE) ||
+ tcph->ece == einfo->proto.tcp.ece) &&
+ ((!(einfo->operation & IPT_ECN_OP_SET_CWR) ||
+ tcph->cwr == einfo->proto.tcp.cwr)))
return 1;
if (!skb_ip_make_writable(pskb, (*pskb)->nh.iph->ihl*4+sizeof(*tcph)))
return 0;
tcph = (void *)(*pskb)->nh.iph + (*pskb)->nh.iph->ihl*4;
+ if ((*pskb)->ip_summed == CHECKSUM_HW &&
+ skb_checksum_help(*pskb, inward))
+ return 0;
+
diffs[0] = ((u_int16_t *)tcph)[6];
if (einfo->operation & IPT_ECN_OP_SET_ECE)
tcph->ece = einfo->proto.tcp.ece;
@@ -79,13 +83,10 @@ set_ect_tcp(struct sk_buff **pskb, const struct ipt_ECN_info *einfo, int inward)
diffs[1] = ((u_int16_t *)tcph)[6];
diffs[0] = diffs[0] ^ 0xFFFF;
- if ((*pskb)->ip_summed != CHECKSUM_HW)
+ if ((*pskb)->ip_summed != CHECKSUM_UNNECESSARY)
tcph->check = csum_fold(csum_partial((char *)diffs,
sizeof(diffs),
tcph->check^0xFFFF));
- else
- if (skb_checksum_help(*pskb, inward))
- return 0;
(*pskb)->nfcache |= NFC_ALTERED;
return 1;
}
diff --git a/net/ipv4/netfilter/ipt_TCPMSS.c b/net/ipv4/netfilter/ipt_TCPMSS.c
index 1049050b2bfb..7b84a254440e 100644
--- a/net/ipv4/netfilter/ipt_TCPMSS.c
+++ b/net/ipv4/netfilter/ipt_TCPMSS.c
@@ -61,6 +61,10 @@ ipt_tcpmss_target(struct sk_buff **pskb,
if (!skb_ip_make_writable(pskb, (*pskb)->len))
return NF_DROP;
+ if ((*pskb)->ip_summed == CHECKSUM_HW &&
+ skb_checksum_help(*pskb, out == NULL))
+ return NF_DROP;
+
iph = (*pskb)->nh.iph;
tcplen = (*pskb)->len - iph->ihl*4;
@@ -186,9 +190,6 @@ ipt_tcpmss_target(struct sk_buff **pskb,
newmss);
retmodified:
- /* We never hw checksum SYN packets. */
- BUG_ON((*pskb)->ip_summed == CHECKSUM_HW);
-
(*pskb)->nfcache |= NFC_UNKNOWN | NFC_ALTERED;
return IPT_CONTINUE;
}
diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c
index ddb6ce4ecff2..69b1fcf70077 100644
--- a/net/ipv4/tcp.c
+++ b/net/ipv4/tcp.c
@@ -584,7 +584,7 @@ static inline void skb_entail(struct sock *sk, struct tcp_sock *tp,
sk_charge_skb(sk, skb);
if (!sk->sk_send_head)
sk->sk_send_head = skb;
- else if (tp->nonagle&TCP_NAGLE_PUSH)
+ if (tp->nonagle & TCP_NAGLE_PUSH)
tp->nonagle &= ~TCP_NAGLE_PUSH;
}
diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c
index 5d91213d34c0..67c670886c1f 100644
--- a/net/ipv4/tcp_ipv4.c
+++ b/net/ipv4/tcp_ipv4.c
@@ -242,9 +242,14 @@ static int tcp_v4_get_port(struct sock *sk, unsigned short snum)
tcp_port_rover = rover;
spin_unlock(&tcp_portalloc_lock);
- /* Exhausted local port range during search? */
+ /* Exhausted local port range during search? It is not
+ * possible for us to be holding one of the bind hash
+ * locks if this test triggers, because if 'remaining'
+ * drops to zero, we broke out of the do/while loop at
+ * the top level, not from the 'break;' statement.
+ */
ret = 1;
- if (remaining <= 0)
+ if (unlikely(remaining <= 0))
goto fail;
/* OK, here is the one we will use. HEAD is
diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c
index 3ed6fc15815b..dd30dd137b74 100644
--- a/net/ipv4/tcp_output.c
+++ b/net/ipv4/tcp_output.c
@@ -861,7 +861,8 @@ static int tso_fragment(struct sock *sk, struct sk_buff *skb, unsigned int len,
u16 flags;
/* All of a TSO frame must be composed of paged data. */
- BUG_ON(skb->len != skb->data_len);
+ if (skb->len != skb->data_len)
+ return tcp_fragment(sk, skb, len, mss_now);
buff = sk_stream_alloc_pskb(sk, 0, 0, GFP_ATOMIC);
if (unlikely(buff == NULL))
@@ -924,10 +925,6 @@ static int tcp_tso_should_defer(struct sock *sk, struct tcp_sock *tp, struct sk_
limit = min(send_win, cong_win);
- /* If sk_send_head can be sent fully now, just do it. */
- if (skb->len <= limit)
- return 0;
-
if (sysctl_tcp_tso_win_divisor) {
u32 chunk = min(tp->snd_wnd, tp->snd_cwnd * tp->mss_cache);
@@ -974,6 +971,8 @@ static int tcp_write_xmit(struct sock *sk, unsigned int mss_now, int nonagle)
sent_pkts = 0;
while ((skb = sk->sk_send_head)) {
+ unsigned int limit;
+
tso_segs = tcp_init_tso_segs(sk, skb, mss_now);
BUG_ON(!tso_segs);
@@ -994,9 +993,10 @@ static int tcp_write_xmit(struct sock *sk, unsigned int mss_now, int nonagle)
break;
}
+ limit = mss_now;
if (tso_segs > 1) {
- u32 limit = tcp_window_allows(tp, skb,
- mss_now, cwnd_quota);
+ limit = tcp_window_allows(tp, skb,
+ mss_now, cwnd_quota);
if (skb->len < limit) {
unsigned int trim = skb->len % mss_now;
@@ -1004,15 +1004,12 @@ static int tcp_write_xmit(struct sock *sk, unsigned int mss_now, int nonagle)
if (trim)
limit = skb->len - trim;
}
- if (skb->len > limit) {
- if (tso_fragment(sk, skb, limit, mss_now))
- break;
- }
- } else if (unlikely(skb->len > mss_now)) {
- if (unlikely(tcp_fragment(sk, skb, mss_now, mss_now)))
- break;
}
+ if (skb->len > limit &&
+ unlikely(tso_fragment(sk, skb, limit, mss_now)))
+ break;
+
TCP_SKB_CB(skb)->when = tcp_time_stamp;
if (unlikely(tcp_transmit_skb(sk, skb_clone(skb, GFP_ATOMIC))))
@@ -1064,11 +1061,14 @@ void tcp_push_one(struct sock *sk, unsigned int mss_now)
cwnd_quota = tcp_snd_test(sk, skb, mss_now, TCP_NAGLE_PUSH);
if (likely(cwnd_quota)) {
+ unsigned int limit;
+
BUG_ON(!tso_segs);
+ limit = mss_now;
if (tso_segs > 1) {
- u32 limit = tcp_window_allows(tp, skb,
- mss_now, cwnd_quota);
+ limit = tcp_window_allows(tp, skb,
+ mss_now, cwnd_quota);
if (skb->len < limit) {
unsigned int trim = skb->len % mss_now;
@@ -1076,15 +1076,12 @@ void tcp_push_one(struct sock *sk, unsigned int mss_now)
if (trim)
limit = skb->len - trim;
}
- if (skb->len > limit) {
- if (unlikely(tso_fragment(sk, skb, limit, mss_now)))
- return;
- }
- } else if (unlikely(skb->len > mss_now)) {
- if (unlikely(tcp_fragment(sk, skb, mss_now, mss_now)))
- return;
}
+ if (skb->len > limit &&
+ unlikely(tso_fragment(sk, skb, limit, mss_now)))
+ return;
+
/* Send it out now. */
TCP_SKB_CB(skb)->when = tcp_time_stamp;
diff --git a/net/ipv6/ip6_input.c b/net/ipv6/ip6_input.c
index 866f10726c58..10fbb50daea4 100644
--- a/net/ipv6/ip6_input.c
+++ b/net/ipv6/ip6_input.c
@@ -198,12 +198,13 @@ resubmit:
if (!raw_sk) {
if (xfrm6_policy_check(NULL, XFRM_POLICY_IN, skb)) {
IP6_INC_STATS_BH(IPSTATS_MIB_INUNKNOWNPROTOS);
- icmpv6_param_prob(skb, ICMPV6_UNK_NEXTHDR, nhoff);
+ icmpv6_send(skb, ICMPV6_PARAMPROB,
+ ICMPV6_UNK_NEXTHDR, nhoff,
+ skb->dev);
}
- } else {
+ } else
IP6_INC_STATS_BH(IPSTATS_MIB_INDELIVERS);
- kfree_skb(skb);
- }
+ kfree_skb(skb);
}
rcu_read_unlock();
return 0;
diff --git a/net/ipv6/ipcomp6.c b/net/ipv6/ipcomp6.c
index 423feb46ccc0..135383ef538f 100644
--- a/net/ipv6/ipcomp6.c
+++ b/net/ipv6/ipcomp6.c
@@ -354,7 +354,7 @@ static struct crypto_tfm **ipcomp6_alloc_tfms(const char *alg_name)
int cpu;
/* This can be any valid CPU ID so we don't need locking. */
- cpu = smp_processor_id();
+ cpu = raw_smp_processor_id();
list_for_each_entry(pos, &ipcomp6_tfms_list, list) {
struct crypto_tfm *tfm;
diff --git a/net/ipv6/netfilter/ip6_queue.c b/net/ipv6/netfilter/ip6_queue.c
index 5493180f0d44..a16df5b27c84 100644
--- a/net/ipv6/netfilter/ip6_queue.c
+++ b/net/ipv6/netfilter/ip6_queue.c
@@ -211,6 +211,12 @@ ipq_build_packet_message(struct ipq_queue_entry *entry, int *errp)
break;
case IPQ_COPY_PACKET:
+ if (entry->skb->ip_summed == CHECKSUM_HW &&
+ (*errp = skb_checksum_help(entry->skb,
+ entry->info->outdev == NULL))) {
+ read_unlock_bh(&queue_lock);
+ return NULL;
+ }
if (copy_range == 0 || copy_range > entry->skb->len)
data_len = entry->skb->len;
else
@@ -381,6 +387,7 @@ ipq_mangle_ipv6(ipq_verdict_msg_t *v, struct ipq_queue_entry *e)
if (!skb_ip_make_writable(&e->skb, v->data_len))
return -ENOMEM;
memcpy(e->skb->data, v->payload, v->data_len);
+ e->skb->ip_summed = CHECKSUM_NONE;
e->skb->nfcache |= NFC_ALTERED;
/*
diff --git a/net/ipv6/raw.c b/net/ipv6/raw.c
index e2b848ec9851..1d4d75b34d32 100644
--- a/net/ipv6/raw.c
+++ b/net/ipv6/raw.c
@@ -328,6 +328,8 @@ int rawv6_rcv(struct sock *sk, struct sk_buff *skb)
if (skb->ip_summed != CHECKSUM_UNNECESSARY) {
if (skb->ip_summed == CHECKSUM_HW) {
+ skb_postpull_rcsum(skb, skb->nh.raw,
+ skb->h.raw - skb->nh.raw);
skb->ip_summed = CHECKSUM_UNNECESSARY;
if (csum_ipv6_magic(&skb->nh.ipv6h->saddr,
&skb->nh.ipv6h->daddr,
diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c
index f6e288dc116e..ef29cfd936d3 100644
--- a/net/ipv6/tcp_ipv6.c
+++ b/net/ipv6/tcp_ipv6.c
@@ -158,9 +158,14 @@ static int tcp_v6_get_port(struct sock *sk, unsigned short snum)
tcp_port_rover = rover;
spin_unlock(&tcp_portalloc_lock);
- /* Exhausted local port range during search? */
+ /* Exhausted local port range during search? It is not
+ * possible for us to be holding one of the bind hash
+ * locks if this test triggers, because if 'remaining'
+ * drops to zero, we broke out of the do/while loop at
+ * the top level, not from the 'break;' statement.
+ */
ret = 1;
- if (remaining <= 0)
+ if (unlikely(remaining <= 0))
goto fail;
/* OK, here is the one we will use. */
diff --git a/net/netrom/af_netrom.c b/net/netrom/af_netrom.c
index 31ed4a9a1d06..162a85fed150 100644
--- a/net/netrom/af_netrom.c
+++ b/net/netrom/af_netrom.c
@@ -459,12 +459,7 @@ static struct sock *nr_make_new(struct sock *osk)
sk->sk_sndbuf = osk->sk_sndbuf;
sk->sk_state = TCP_ESTABLISHED;
sk->sk_sleep = osk->sk_sleep;
-
- if (sock_flag(osk, SOCK_ZAPPED))
- sock_set_flag(sk, SOCK_ZAPPED);
-
- if (sock_flag(osk, SOCK_DBG))
- sock_set_flag(sk, SOCK_DBG);
+ sock_copy_flags(sk, osk);
skb_queue_head_init(&nr->ack_queue);
skb_queue_head_init(&nr->reseq_queue);
@@ -541,7 +536,8 @@ static int nr_bind(struct socket *sock, struct sockaddr *uaddr, int addr_len)
struct nr_sock *nr = nr_sk(sk);
struct full_sockaddr_ax25 *addr = (struct full_sockaddr_ax25 *)uaddr;
struct net_device *dev;
- ax25_address *user, *source;
+ ax25_uid_assoc *user;
+ ax25_address *source;
lock_sock(sk);
if (!sock_flag(sk, SOCK_ZAPPED)) {
@@ -580,16 +576,19 @@ static int nr_bind(struct socket *sock, struct sockaddr *uaddr, int addr_len)
} else {
source = &addr->fsa_ax25.sax25_call;
- if ((user = ax25_findbyuid(current->euid)) == NULL) {
+ user = ax25_findbyuid(current->euid);
+ if (user) {
+ nr->user_addr = user->call;
+ ax25_uid_put(user);
+ } else {
if (ax25_uid_policy && !capable(CAP_NET_BIND_SERVICE)) {
release_sock(sk);
dev_put(dev);
return -EPERM;
}
- user = source;
+ nr->user_addr = *source;
}
- nr->user_addr = *user;
nr->source_addr = *source;
}
@@ -609,7 +608,8 @@ static int nr_connect(struct socket *sock, struct sockaddr *uaddr,
struct sock *sk = sock->sk;
struct nr_sock *nr = nr_sk(sk);
struct sockaddr_ax25 *addr = (struct sockaddr_ax25 *)uaddr;
- ax25_address *user, *source = NULL;
+ ax25_address *source = NULL;
+ ax25_uid_assoc *user;
struct net_device *dev;
lock_sock(sk);
@@ -650,16 +650,19 @@ static int nr_connect(struct socket *sock, struct sockaddr *uaddr,
}
source = (ax25_address *)dev->dev_addr;
- if ((user = ax25_findbyuid(current->euid)) == NULL) {
+ user = ax25_findbyuid(current->euid);
+ if (user) {
+ nr->user_addr = user->call;
+ ax25_uid_put(user);
+ } else {
if (ax25_uid_policy && !capable(CAP_NET_ADMIN)) {
dev_put(dev);
release_sock(sk);
return -EPERM;
}
- user = source;
+ nr->user_addr = *source;
}
- nr->user_addr = *user;
nr->source_addr = *source;
nr->device = dev;
diff --git a/net/rose/af_rose.c b/net/rose/af_rose.c
index 7eb6a5bf93ea..5480caf8ccc2 100644
--- a/net/rose/af_rose.c
+++ b/net/rose/af_rose.c
@@ -556,12 +556,7 @@ static struct sock *rose_make_new(struct sock *osk)
sk->sk_sndbuf = osk->sk_sndbuf;
sk->sk_state = TCP_ESTABLISHED;
sk->sk_sleep = osk->sk_sleep;
-
- if (sock_flag(osk, SOCK_ZAPPED))
- sock_set_flag(sk, SOCK_ZAPPED);
-
- if (sock_flag(osk, SOCK_DBG))
- sock_set_flag(sk, SOCK_DBG);
+ sock_copy_flags(sk, osk);
init_timer(&rose->timer);
init_timer(&rose->idletimer);
@@ -631,7 +626,8 @@ static int rose_bind(struct socket *sock, struct sockaddr *uaddr, int addr_len)
struct rose_sock *rose = rose_sk(sk);
struct sockaddr_rose *addr = (struct sockaddr_rose *)uaddr;
struct net_device *dev;
- ax25_address *user, *source;
+ ax25_address *source;
+ ax25_uid_assoc *user;
int n;
if (!sock_flag(sk, SOCK_ZAPPED))
@@ -656,14 +652,17 @@ static int rose_bind(struct socket *sock, struct sockaddr *uaddr, int addr_len)
source = &addr->srose_call;
- if ((user = ax25_findbyuid(current->euid)) == NULL) {
+ user = ax25_findbyuid(current->euid);
+ if (user) {
+ rose->source_call = user->call;
+ ax25_uid_put(user);
+ } else {
if (ax25_uid_policy && !capable(CAP_NET_BIND_SERVICE))
return -EACCES;
- user = source;
+ rose->source_call = *source;
}
rose->source_addr = addr->srose_addr;
- rose->source_call = *user;
rose->device = dev;
rose->source_ndigis = addr->srose_ndigis;
@@ -690,8 +689,8 @@ static int rose_connect(struct socket *sock, struct sockaddr *uaddr, int addr_le
struct rose_sock *rose = rose_sk(sk);
struct sockaddr_rose *addr = (struct sockaddr_rose *)uaddr;
unsigned char cause, diagnostic;
- ax25_address *user;
struct net_device *dev;
+ ax25_uid_assoc *user;
int n;
if (sk->sk_state == TCP_ESTABLISHED && sock->state == SS_CONNECTING) {
@@ -741,12 +740,14 @@ static int rose_connect(struct socket *sock, struct sockaddr *uaddr, int addr_le
if ((dev = rose_dev_first()) == NULL)
return -ENETUNREACH;
- if ((user = ax25_findbyuid(current->euid)) == NULL)
+ user = ax25_findbyuid(current->euid);
+ if (!user)
return -EINVAL;
memcpy(&rose->source_addr, dev->dev_addr, ROSE_ADDR_LEN);
- rose->source_call = *user;
+ rose->source_call = user->call;
rose->device = dev;
+ ax25_uid_put(user);
rose_insert_socket(sk); /* Finish the bind */
}
diff --git a/net/rose/rose_route.c b/net/rose/rose_route.c
index ff73ebb912b8..25da6f699fd0 100644
--- a/net/rose/rose_route.c
+++ b/net/rose/rose_route.c
@@ -994,8 +994,10 @@ int rose_route_frame(struct sk_buff *skb, ax25_cb *ax25)
* 1. The frame isn't for us,
* 2. It isn't "owned" by any existing route.
*/
- if (frametype != ROSE_CALL_REQUEST) /* XXX */
- return 0;
+ if (frametype != ROSE_CALL_REQUEST) { /* XXX */
+ res = 0;
+ goto out;
+ }
len = (((skb->data[3] >> 4) & 0x0F) + 1) / 2;
len += (((skb->data[3] >> 0) & 0x0F) + 1) / 2;
diff --git a/net/sched/sch_generic.c b/net/sched/sch_generic.c
index 8edefd5d095d..0d066c965342 100644
--- a/net/sched/sch_generic.c
+++ b/net/sched/sch_generic.c
@@ -438,6 +438,7 @@ struct Qdisc * qdisc_create_dflt(struct net_device *dev, struct Qdisc_ops *ops)
if (!ops->init || ops->init(sch, NULL) == 0)
return sch;
+ qdisc_destroy(sch);
errout:
return NULL;
}
diff --git a/net/sctp/proc.c b/net/sctp/proc.c
index 98d49ec9b74b..b74f7772b576 100644
--- a/net/sctp/proc.c
+++ b/net/sctp/proc.c
@@ -57,6 +57,7 @@ static struct snmp_mib sctp_snmp_list[] = {
SNMP_MIB_ITEM("SctpReasmUsrMsgs", SCTP_MIB_REASMUSRMSGS),
SNMP_MIB_ITEM("SctpOutSCTPPacks", SCTP_MIB_OUTSCTPPACKS),
SNMP_MIB_ITEM("SctpInSCTPPacks", SCTP_MIB_INSCTPPACKS),
+ SNMP_MIB_SENTINEL
};
/* Return the current value of a particular entry in the mib by adding its
diff --git a/net/sunrpc/auth_gss/gss_krb5_crypto.c b/net/sunrpc/auth_gss/gss_krb5_crypto.c
index 24c21f2a33a7..5a7265aeaf83 100644
--- a/net/sunrpc/auth_gss/gss_krb5_crypto.c
+++ b/net/sunrpc/auth_gss/gss_krb5_crypto.c
@@ -185,9 +185,7 @@ make_checksum(s32 cksumtype, char *header, int hdrlen, struct xdr_buf *body,
sg->page = body->pages[i];
sg->offset = offset;
sg->length = thislen;
- kmap(sg->page); /* XXX kmap_atomic? */
crypto_digest_update(tfm, sg, 1);
- kunmap(sg->page);
len -= thislen;
i++;
offset = 0;
diff --git a/net/sunrpc/xdr.c b/net/sunrpc/xdr.c
index 8a4d9c106af1..fde16f40a581 100644
--- a/net/sunrpc/xdr.c
+++ b/net/sunrpc/xdr.c
@@ -993,6 +993,7 @@ xdr_xcode_array2(struct xdr_buf *buf, unsigned int base,
return -EINVAL;
} else {
if (xdr_decode_word(buf, base, &desc->array_len) != 0 ||
+ desc->array_len > desc->array_maxlen ||
(unsigned long) base + 4 + desc->array_len *
desc->elem_size > buf->len)
return -EINVAL;
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