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authorDavid S. Miller <davem@davemloft.net>2008-03-23 22:54:03 -0700
committerDavid S. Miller <davem@davemloft.net>2008-03-23 22:54:03 -0700
commit06802a819a0a2d31c952c0624cea6cd00e4e50da (patch)
tree8ccd7c668c7fbd8f08cb89426006040217caf3f1 /net
parent9bd512f619cc116b7830134d7c9f6e404a38c7bf (diff)
parent8f3ea33a5078a09eba12bfe57424507809367756 (diff)
Merge branch 'master' of ../net-2.6/
Conflicts: net/ipv6/ndisc.c
Diffstat (limited to 'net')
-rw-r--r--net/9p/trans_fd.c2
-rw-r--r--net/atm/clip.c19
-rw-r--r--net/atm/lec.c4
-rw-r--r--net/ipv4/fib_trie.c7
-rw-r--r--net/ipv4/ip_fragment.c2
-rw-r--r--net/ipv4/tcp.c4
-rw-r--r--net/sched/sch_htb.c13
-rw-r--r--net/socket.c7
8 files changed, 38 insertions, 20 deletions
diff --git a/net/9p/trans_fd.c b/net/9p/trans_fd.c
index 1aa9d5175398..4e8d4e724b96 100644
--- a/net/9p/trans_fd.c
+++ b/net/9p/trans_fd.c
@@ -861,7 +861,6 @@ static void p9_mux_free_request(struct p9_conn *m, struct p9_req *req)
static void p9_mux_flush_cb(struct p9_req *freq, void *a)
{
- p9_conn_req_callback cb;
int tag;
struct p9_conn *m;
struct p9_req *req, *rreq, *rptr;
@@ -872,7 +871,6 @@ static void p9_mux_flush_cb(struct p9_req *freq, void *a)
freq->tcall->params.tflush.oldtag);
spin_lock(&m->lock);
- cb = NULL;
tag = freq->tcall->params.tflush.oldtag;
req = NULL;
list_for_each_entry_safe(rreq, rptr, &m->req_list, req_list) {
diff --git a/net/atm/clip.c b/net/atm/clip.c
index d45971bd286c..e82da6746723 100644
--- a/net/atm/clip.c
+++ b/net/atm/clip.c
@@ -943,6 +943,8 @@ static const struct file_operations arp_seq_fops = {
};
#endif
+static void atm_clip_exit_noproc(void);
+
static int __init atm_clip_init(void)
{
neigh_table_init_no_netlink(&clip_tbl);
@@ -959,18 +961,22 @@ static int __init atm_clip_init(void)
struct proc_dir_entry *p;
p = proc_create("arp", S_IRUGO, atm_proc_root, &arp_seq_fops);
+ if (!p) {
+ printk(KERN_ERR "Unable to initialize "
+ "/proc/net/atm/arp\n");
+ atm_clip_exit_noproc();
+ return -ENOMEM;
+ }
}
#endif
return 0;
}
-static void __exit atm_clip_exit(void)
+static void atm_clip_exit_noproc(void)
{
struct net_device *dev, *next;
- remove_proc_entry("arp", atm_proc_root);
-
unregister_inetaddr_notifier(&clip_inet_notifier);
unregister_netdevice_notifier(&clip_dev_notifier);
@@ -1001,6 +1007,13 @@ static void __exit atm_clip_exit(void)
clip_tbl_hook = NULL;
}
+static void __exit atm_clip_exit(void)
+{
+ remove_proc_entry("arp", atm_proc_root);
+
+ atm_clip_exit_noproc();
+}
+
module_init(atm_clip_init);
module_exit(atm_clip_exit);
MODULE_AUTHOR("Werner Almesberger");
diff --git a/net/atm/lec.c b/net/atm/lec.c
index e2d800d818e3..aa3785ebf6d1 100644
--- a/net/atm/lec.c
+++ b/net/atm/lec.c
@@ -1225,6 +1225,10 @@ static int __init lane_module_init(void)
struct proc_dir_entry *p;
p = proc_create("lec", S_IRUGO, atm_proc_root, &lec_seq_fops);
+ if (!p) {
+ printk(KERN_ERR "Unable to initialize /proc/net/atm/lec\n");
+ return -ENOMEM;
+ }
#endif
register_atm_ioctl(&lane_ioctl_ops);
diff --git a/net/ipv4/fib_trie.c b/net/ipv4/fib_trie.c
index a7d089eb042e..ce6cb34e28e1 100644
--- a/net/ipv4/fib_trie.c
+++ b/net/ipv4/fib_trie.c
@@ -177,10 +177,13 @@ static inline struct tnode *node_parent_rcu(struct node *node)
return rcu_dereference(ret);
}
+/* Same as rcu_assign_pointer
+ * but that macro() assumes that value is a pointer.
+ */
static inline void node_set_parent(struct node *node, struct tnode *ptr)
{
- rcu_assign_pointer(node->parent,
- (unsigned long)ptr | NODE_TYPE(node));
+ smp_wmb();
+ node->parent = (unsigned long)ptr | NODE_TYPE(node);
}
static inline struct node *tnode_get_child(struct tnode *tn, unsigned int i)
diff --git a/net/ipv4/ip_fragment.c b/net/ipv4/ip_fragment.c
index a2e92f9709db..3b2e5adca838 100644
--- a/net/ipv4/ip_fragment.c
+++ b/net/ipv4/ip_fragment.c
@@ -568,7 +568,7 @@ int ip_defrag(struct sk_buff *skb, u32 user)
IP_INC_STATS_BH(IPSTATS_MIB_REASMREQDS);
- net = skb->dev->nd_net;
+ net = skb->dev ? skb->dev->nd_net : skb->dst->dev->nd_net;
/* Start by cleaning up the memory. */
if (atomic_read(&net->ipv4.frags.mem) > net->ipv4.frags.high_thresh)
ip_evictor(net);
diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c
index e0fbc25ca816..58ac838bf460 100644
--- a/net/ipv4/tcp.c
+++ b/net/ipv4/tcp.c
@@ -735,7 +735,7 @@ new_segment:
if (!(psize -= copy))
goto out;
- if (skb->len < mss_now || (flags & MSG_OOB))
+ if (skb->len < size_goal || (flags & MSG_OOB))
continue;
if (forced_push(tp)) {
@@ -981,7 +981,7 @@ new_segment:
if ((seglen -= copy) == 0 && iovlen == 0)
goto out;
- if (skb->len < mss_now || (flags & MSG_OOB))
+ if (skb->len < size_goal || (flags & MSG_OOB))
continue;
if (forced_push(tp)) {
diff --git a/net/sched/sch_htb.c b/net/sched/sch_htb.c
index 795c761ad99f..66148cc4759e 100644
--- a/net/sched/sch_htb.c
+++ b/net/sched/sch_htb.c
@@ -711,9 +711,11 @@ static void htb_charge_class(struct htb_sched *q, struct htb_class *cl,
*/
static psched_time_t htb_do_events(struct htb_sched *q, int level)
{
- int i;
-
- for (i = 0; i < 500; i++) {
+ /* don't run for longer than 2 jiffies; 2 is used instead of
+ 1 to simplify things when jiffy is going to be incremented
+ too soon */
+ unsigned long stop_at = jiffies + 2;
+ while (time_before(jiffies, stop_at)) {
struct htb_class *cl;
long diff;
struct rb_node *p = rb_first(&q->wait_pq[level]);
@@ -731,9 +733,8 @@ static psched_time_t htb_do_events(struct htb_sched *q, int level)
if (cl->cmode != HTB_CAN_SEND)
htb_add_to_wait_tree(q, cl, diff);
}
- if (net_ratelimit())
- printk(KERN_WARNING "htb: too many events !\n");
- return q->now + PSCHED_TICKS_PER_SEC / 10;
+ /* too much load - let's continue on next jiffie */
+ return q->now + PSCHED_TICKS_PER_SEC / HZ;
}
/* Returns class->node+prio from id-tree where classe's id is >= id. NULL
diff --git a/net/socket.c b/net/socket.c
index b6d35cd72a50..9d3fbfbc8535 100644
--- a/net/socket.c
+++ b/net/socket.c
@@ -909,11 +909,10 @@ static long sock_ioctl(struct file *file, unsigned cmd, unsigned long arg)
if (!dlci_ioctl_hook)
request_module("dlci");
- if (dlci_ioctl_hook) {
- mutex_lock(&dlci_ioctl_mutex);
+ mutex_lock(&dlci_ioctl_mutex);
+ if (dlci_ioctl_hook)
err = dlci_ioctl_hook(cmd, argp);
- mutex_unlock(&dlci_ioctl_mutex);
- }
+ mutex_unlock(&dlci_ioctl_mutex);
break;
default:
err = sock->ops->ioctl(sock, cmd, arg);