diff options
Diffstat (limited to 'net')
-rw-r--r-- | net/9p/trans_fd.c | 2 | ||||
-rw-r--r-- | net/atm/clip.c | 19 | ||||
-rw-r--r-- | net/atm/lec.c | 4 | ||||
-rw-r--r-- | net/ipv4/fib_trie.c | 7 | ||||
-rw-r--r-- | net/ipv4/ip_fragment.c | 2 | ||||
-rw-r--r-- | net/ipv4/tcp.c | 4 | ||||
-rw-r--r-- | net/ipv6/ndisc.c | 2 | ||||
-rw-r--r-- | net/sched/sch_htb.c | 13 | ||||
-rw-r--r-- | net/socket.c | 7 |
9 files changed, 38 insertions, 22 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 d30167c0b48e..2ab1e36098fd 100644 --- a/net/atm/clip.c +++ b/net/atm/clip.c @@ -947,6 +947,8 @@ 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); @@ -963,18 +965,22 @@ 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); @@ -1005,6 +1011,13 @@ 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 0e450d12f035..a2efa7ff41f1 100644 --- a/net/atm/lec.c +++ b/net/atm/lec.c @@ -1250,6 +1250,10 @@ 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 1ff446d0fa8b..f6cdc012eec5 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 071e83a894ad..39b629ac2404 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/ipv6/ndisc.c b/net/ipv6/ndisc.c index 0d33a7d32125..51557c27a0cd 100644 --- a/net/ipv6/ndisc.c +++ b/net/ipv6/ndisc.c @@ -1420,7 +1420,6 @@ void ndisc_send_redirect(struct sk_buff *skb, struct neighbour *neigh, u8 *opt; int rd_len; int err; - int hlen; u8 ha_buf[MAX_ADDR_LEN], *ha = NULL; dev = skb->dev; @@ -1491,7 +1490,6 @@ void ndisc_send_redirect(struct sk_buff *skb, struct neighbour *neigh, return; } - hlen = 0; skb_reserve(buff, LL_RESERVED_SPACE(dev)); ip6_nd_hdr(sk, buff, dev, &saddr_buf, &ipv6_hdr(skb)->saddr, 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); |