diff options
author | Ingo Molnar <mingo@elte.hu> | 2008-07-28 21:14:43 +0200 |
---|---|---|
committer | Ingo Molnar <mingo@elte.hu> | 2008-07-28 21:14:43 +0200 |
commit | 414f746d232d41ed6ae8632c4495ae795373c44b (patch) | |
tree | 167f9bc8f139c6e82e6732b38c7a938b8a9d31cd /net | |
parent | 5a7a201c51c324876d00a54e7208af6af12d1ca4 (diff) | |
parent | c9272c4f9fbe2087beb3392f526dc5b19efaa56b (diff) |
Merge branch 'linus' into cpus4096
Diffstat (limited to 'net')
68 files changed, 277 insertions, 239 deletions
diff --git a/net/appletalk/ddp.c b/net/appletalk/ddp.c index 07b5b82c5eab..0c850427a85b 100644 --- a/net/appletalk/ddp.c +++ b/net/appletalk/ddp.c @@ -959,7 +959,7 @@ static unsigned long atalk_sum_skb(const struct sk_buff *skb, int offset, for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) { int end; - BUG_TRAP(start <= offset + len); + WARN_ON(start > offset + len); end = start + skb_shinfo(skb)->frags[i].size; if ((copy = end - offset) > 0) { @@ -986,7 +986,7 @@ static unsigned long atalk_sum_skb(const struct sk_buff *skb, int offset, for (; list; list = list->next) { int end; - BUG_TRAP(start <= offset + len); + WARN_ON(start > offset + len); end = start + list->len; if ((copy = end - offset) > 0) { diff --git a/net/bridge/netfilter/ebtable_filter.c b/net/bridge/netfilter/ebtable_filter.c index 690bc3ab186c..1a58af51a2e2 100644 --- a/net/bridge/netfilter/ebtable_filter.c +++ b/net/bridge/netfilter/ebtable_filter.c @@ -93,28 +93,20 @@ static struct nf_hook_ops ebt_ops_filter[] __read_mostly = { static int __init ebtable_filter_init(void) { - int i, j, ret; + int ret; ret = ebt_register_table(&frame_filter); if (ret < 0) return ret; - for (i = 0; i < ARRAY_SIZE(ebt_ops_filter); i++) - if ((ret = nf_register_hook(&ebt_ops_filter[i])) < 0) - goto cleanup; - return ret; -cleanup: - for (j = 0; j < i; j++) - nf_unregister_hook(&ebt_ops_filter[j]); - ebt_unregister_table(&frame_filter); + ret = nf_register_hooks(ebt_ops_filter, ARRAY_SIZE(ebt_ops_filter)); + if (ret < 0) + ebt_unregister_table(&frame_filter); return ret; } static void __exit ebtable_filter_fini(void) { - int i; - - for (i = 0; i < ARRAY_SIZE(ebt_ops_filter); i++) - nf_unregister_hook(&ebt_ops_filter[i]); + nf_unregister_hooks(ebt_ops_filter, ARRAY_SIZE(ebt_ops_filter)); ebt_unregister_table(&frame_filter); } diff --git a/net/bridge/netfilter/ebtable_nat.c b/net/bridge/netfilter/ebtable_nat.c index 5b495fe2d0b6..f60c1e78e575 100644 --- a/net/bridge/netfilter/ebtable_nat.c +++ b/net/bridge/netfilter/ebtable_nat.c @@ -100,28 +100,20 @@ static struct nf_hook_ops ebt_ops_nat[] __read_mostly = { static int __init ebtable_nat_init(void) { - int i, ret, j; + int ret; ret = ebt_register_table(&frame_nat); if (ret < 0) return ret; - for (i = 0; i < ARRAY_SIZE(ebt_ops_nat); i++) - if ((ret = nf_register_hook(&ebt_ops_nat[i])) < 0) - goto cleanup; - return ret; -cleanup: - for (j = 0; j < i; j++) - nf_unregister_hook(&ebt_ops_nat[j]); - ebt_unregister_table(&frame_nat); + ret = nf_register_hooks(ebt_ops_nat, ARRAY_SIZE(ebt_ops_nat)); + if (ret < 0) + ebt_unregister_table(&frame_nat); return ret; } static void __exit ebtable_nat_fini(void) { - int i; - - for (i = 0; i < ARRAY_SIZE(ebt_ops_nat); i++) - nf_unregister_hook(&ebt_ops_nat[i]); + nf_unregister_hooks(ebt_ops_nat, ARRAY_SIZE(ebt_ops_nat)); ebt_unregister_table(&frame_nat); } diff --git a/net/core/datagram.c b/net/core/datagram.c index 8a28fc93b724..dd61dcad6019 100644 --- a/net/core/datagram.c +++ b/net/core/datagram.c @@ -285,7 +285,7 @@ int skb_copy_datagram_iovec(const struct sk_buff *skb, int offset, for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) { int end; - BUG_TRAP(start <= offset + len); + WARN_ON(start > offset + len); end = start + skb_shinfo(skb)->frags[i].size; if ((copy = end - offset) > 0) { @@ -315,7 +315,7 @@ int skb_copy_datagram_iovec(const struct sk_buff *skb, int offset, for (; list; list = list->next) { int end; - BUG_TRAP(start <= offset + len); + WARN_ON(start > offset + len); end = start + list->len; if ((copy = end - offset) > 0) { @@ -366,7 +366,7 @@ static int skb_copy_and_csum_datagram(const struct sk_buff *skb, int offset, for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) { int end; - BUG_TRAP(start <= offset + len); + WARN_ON(start > offset + len); end = start + skb_shinfo(skb)->frags[i].size; if ((copy = end - offset) > 0) { @@ -402,7 +402,7 @@ static int skb_copy_and_csum_datagram(const struct sk_buff *skb, int offset, for (; list; list=list->next) { int end; - BUG_TRAP(start <= offset + len); + WARN_ON(start > offset + len); end = start + list->len; if ((copy = end - offset) > 0) { diff --git a/net/core/dev.c b/net/core/dev.c index 53af7841018a..8d13a9b9f1df 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -1973,7 +1973,7 @@ static void net_tx_action(struct softirq_action *h) struct sk_buff *skb = clist; clist = clist->next; - BUG_TRAP(!atomic_read(&skb->users)); + WARN_ON(atomic_read(&skb->users)); __kfree_skb(skb); } } @@ -3847,7 +3847,7 @@ static void rollback_registered(struct net_device *dev) dev->uninit(dev); /* Notifier chain MUST detach us from master device. */ - BUG_TRAP(!dev->master); + WARN_ON(dev->master); /* Remove entries from kobject tree */ netdev_unregister_kobject(dev); @@ -4169,9 +4169,9 @@ void netdev_run_todo(void) /* paranoia */ BUG_ON(atomic_read(&dev->refcnt)); - BUG_TRAP(!dev->ip_ptr); - BUG_TRAP(!dev->ip6_ptr); - BUG_TRAP(!dev->dn_ptr); + WARN_ON(dev->ip_ptr); + WARN_ON(dev->ip6_ptr); + WARN_ON(dev->dn_ptr); if (dev->destructor) dev->destructor(dev); diff --git a/net/core/request_sock.c b/net/core/request_sock.c index 2d3035d3abd7..7552495aff7a 100644 --- a/net/core/request_sock.c +++ b/net/core/request_sock.c @@ -123,7 +123,7 @@ void reqsk_queue_destroy(struct request_sock_queue *queue) } } - BUG_TRAP(lopt->qlen == 0); + WARN_ON(lopt->qlen != 0); if (lopt_size > PAGE_SIZE) vfree(lopt); else diff --git a/net/core/skbuff.c b/net/core/skbuff.c index e4115672b6cf..4e0c92274189 100644 --- a/net/core/skbuff.c +++ b/net/core/skbuff.c @@ -1200,7 +1200,7 @@ int skb_copy_bits(const struct sk_buff *skb, int offset, void *to, int len) for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) { int end; - BUG_TRAP(start <= offset + len); + WARN_ON(start > offset + len); end = start + skb_shinfo(skb)->frags[i].size; if ((copy = end - offset) > 0) { @@ -1229,7 +1229,7 @@ int skb_copy_bits(const struct sk_buff *skb, int offset, void *to, int len) for (; list; list = list->next) { int end; - BUG_TRAP(start <= offset + len); + WARN_ON(start > offset + len); end = start + list->len; if ((copy = end - offset) > 0) { @@ -1475,7 +1475,7 @@ int skb_store_bits(struct sk_buff *skb, int offset, const void *from, int len) skb_frag_t *frag = &skb_shinfo(skb)->frags[i]; int end; - BUG_TRAP(start <= offset + len); + WARN_ON(start > offset + len); end = start + frag->size; if ((copy = end - offset) > 0) { @@ -1503,7 +1503,7 @@ int skb_store_bits(struct sk_buff *skb, int offset, const void *from, int len) for (; list; list = list->next) { int end; - BUG_TRAP(start <= offset + len); + WARN_ON(start > offset + len); end = start + list->len; if ((copy = end - offset) > 0) { @@ -1552,7 +1552,7 @@ __wsum skb_checksum(const struct sk_buff *skb, int offset, for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) { int end; - BUG_TRAP(start <= offset + len); + WARN_ON(start > offset + len); end = start + skb_shinfo(skb)->frags[i].size; if ((copy = end - offset) > 0) { @@ -1581,7 +1581,7 @@ __wsum skb_checksum(const struct sk_buff *skb, int offset, for (; list; list = list->next) { int end; - BUG_TRAP(start <= offset + len); + WARN_ON(start > offset + len); end = start + list->len; if ((copy = end - offset) > 0) { @@ -1629,7 +1629,7 @@ __wsum skb_copy_and_csum_bits(const struct sk_buff *skb, int offset, for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) { int end; - BUG_TRAP(start <= offset + len); + WARN_ON(start > offset + len); end = start + skb_shinfo(skb)->frags[i].size; if ((copy = end - offset) > 0) { @@ -1662,7 +1662,7 @@ __wsum skb_copy_and_csum_bits(const struct sk_buff *skb, int offset, __wsum csum2; int end; - BUG_TRAP(start <= offset + len); + WARN_ON(start > offset + len); end = start + list->len; if ((copy = end - offset) > 0) { @@ -2373,7 +2373,7 @@ __skb_to_sgvec(struct sk_buff *skb, struct scatterlist *sg, int offset, int len) for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) { int end; - BUG_TRAP(start <= offset + len); + WARN_ON(start > offset + len); end = start + skb_shinfo(skb)->frags[i].size; if ((copy = end - offset) > 0) { @@ -2397,7 +2397,7 @@ __skb_to_sgvec(struct sk_buff *skb, struct scatterlist *sg, int offset, int len) for (; list; list = list->next) { int end; - BUG_TRAP(start <= offset + len); + WARN_ON(start > offset + len); end = start + list->len; if ((copy = end - offset) > 0) { diff --git a/net/core/stream.c b/net/core/stream.c index 4a0ad152c9c4..a6b3437ff082 100644 --- a/net/core/stream.c +++ b/net/core/stream.c @@ -192,13 +192,13 @@ void sk_stream_kill_queues(struct sock *sk) __skb_queue_purge(&sk->sk_error_queue); /* Next, the write queue. */ - BUG_TRAP(skb_queue_empty(&sk->sk_write_queue)); + WARN_ON(!skb_queue_empty(&sk->sk_write_queue)); /* Account for returned memory. */ sk_mem_reclaim(sk); - BUG_TRAP(!sk->sk_wmem_queued); - BUG_TRAP(!sk->sk_forward_alloc); + WARN_ON(sk->sk_wmem_queued); + WARN_ON(sk->sk_forward_alloc); /* It is _impossible_ for the backlog to contain anything * when we get here. All user references to this socket diff --git a/net/core/user_dma.c b/net/core/user_dma.c index 8c6b706963ff..164b090d5ac3 100644 --- a/net/core/user_dma.c +++ b/net/core/user_dma.c @@ -27,7 +27,6 @@ #include <linux/dmaengine.h> #include <linux/socket.h> -#include <linux/rtnetlink.h> /* for BUG_TRAP */ #include <net/tcp.h> #include <net/netdma.h> @@ -72,7 +71,7 @@ int dma_skb_copy_datagram_iovec(struct dma_chan *chan, for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) { int end; - BUG_TRAP(start <= offset + len); + WARN_ON(start > offset + len); end = start + skb_shinfo(skb)->frags[i].size; copy = end - offset; @@ -101,7 +100,7 @@ int dma_skb_copy_datagram_iovec(struct dma_chan *chan, for (; list; list = list->next) { int end; - BUG_TRAP(start <= offset + len); + WARN_ON(start > offset + len); end = start + list->len; copy = end - offset; diff --git a/net/dccp/dccp.h b/net/dccp/dccp.h index 32617e0576cb..743d85fcd651 100644 --- a/net/dccp/dccp.h +++ b/net/dccp/dccp.h @@ -164,7 +164,7 @@ static inline bool dccp_loss_free(const u64 s1, const u64 s2, const u64 ndp) { s64 delta = dccp_delta_seqno(s1, s2); - BUG_TRAP(delta >= 0); + WARN_ON(delta < 0); return (u64)delta <= ndp + 1; } diff --git a/net/dccp/input.c b/net/dccp/input.c index 08392ed86c25..df2f110df94a 100644 --- a/net/dccp/input.c +++ b/net/dccp/input.c @@ -413,7 +413,7 @@ static int dccp_rcv_request_sent_state_process(struct sock *sk, /* Stop the REQUEST timer */ inet_csk_clear_xmit_timer(sk, ICSK_TIME_RETRANS); - BUG_TRAP(sk->sk_send_head != NULL); + WARN_ON(sk->sk_send_head == NULL); __kfree_skb(sk->sk_send_head); sk->sk_send_head = NULL; diff --git a/net/dccp/ipv4.c b/net/dccp/ipv4.c index 2622ace17c46..a835b88237cb 100644 --- a/net/dccp/ipv4.c +++ b/net/dccp/ipv4.c @@ -283,7 +283,7 @@ static void dccp_v4_err(struct sk_buff *skb, u32 info) * ICMPs are not backlogged, hence we cannot get an established * socket here. */ - BUG_TRAP(!req->sk); + WARN_ON(req->sk); if (seq != dccp_rsk(req)->dreq_iss) { NET_INC_STATS_BH(net, LINUX_MIB_OUTOFWINDOWICMPS); diff --git a/net/dccp/ipv6.c b/net/dccp/ipv6.c index b74e8b2cbe55..da509127e00c 100644 --- a/net/dccp/ipv6.c +++ b/net/dccp/ipv6.c @@ -186,7 +186,7 @@ static void dccp_v6_err(struct sk_buff *skb, struct inet6_skb_parm *opt, * ICMPs are not backlogged, hence we cannot get an established * socket here. */ - BUG_TRAP(req->sk == NULL); + WARN_ON(req->sk != NULL); if (seq != dccp_rsk(req)->dreq_iss) { NET_INC_STATS_BH(net, LINUX_MIB_OUTOFWINDOWICMPS); diff --git a/net/dccp/proto.c b/net/dccp/proto.c index a0b56009611f..b622d9744856 100644 --- a/net/dccp/proto.c +++ b/net/dccp/proto.c @@ -327,7 +327,7 @@ int dccp_disconnect(struct sock *sk, int flags) inet_csk_delack_init(sk); __sk_dst_reset(sk); - BUG_TRAP(!inet->num || icsk->icsk_bind_hash); + WARN_ON(inet->num && !icsk->icsk_bind_hash); sk->sk_error_report(sk); return err; @@ -981,7 +981,7 @@ adjudge_to_death: */ local_bh_disable(); bh_lock_sock(sk); - BUG_TRAP(!sock_owned_by_user(sk)); + WARN_ON(sock_owned_by_user(sk)); /* Have we already been destroyed by a softirq or backlog? */ if (state != DCCP_CLOSED && sk->sk_state == DCCP_CLOSED) diff --git a/net/dccp/timer.c b/net/dccp/timer.c index 3608d5342ca2..6a5b961b6f5c 100644 --- a/net/dccp/timer.c +++ b/net/dccp/timer.c @@ -106,7 +106,7 @@ static void dccp_retransmit_timer(struct sock *sk) * -- Acks in client-PARTOPEN state (sec. 8.1.5) * -- CloseReq in server-CLOSEREQ state (sec. 8.3) * -- Close in node-CLOSING state (sec. 8.3) */ - BUG_TRAP(sk->sk_send_head != NULL); + WARN_ON(sk->sk_send_head == NULL); /* * More than than 4MSL (8 minutes) has passed, a RESET(aborted) was diff --git a/net/ipv4/af_inet.c b/net/ipv4/af_inet.c index f440a9f54924..8a3ac1fa71a9 100644 --- a/net/ipv4/af_inet.c +++ b/net/ipv4/af_inet.c @@ -148,10 +148,10 @@ void inet_sock_destruct(struct sock *sk) return; } - BUG_TRAP(!atomic_read(&sk->sk_rmem_alloc)); - BUG_TRAP(!atomic_read(&sk->sk_wmem_alloc)); - BUG_TRAP(!sk->sk_wmem_queued); - BUG_TRAP(!sk->sk_forward_alloc); + WARN_ON(atomic_read(&sk->sk_rmem_alloc)); + WARN_ON(atomic_read(&sk->sk_wmem_alloc)); + WARN_ON(sk->sk_wmem_queued); + WARN_ON(sk->sk_forward_alloc); kfree(inet->opt); dst_release(sk->sk_dst_cache); @@ -338,7 +338,7 @@ lookup_protocol: answer_flags = answer->flags; rcu_read_unlock(); - BUG_TRAP(answer_prot->slab != NULL); + WARN_ON(answer_prot->slab == NULL); err = -ENOBUFS; sk = sk_alloc(net, PF_INET, GFP_KERNEL, answer_prot); @@ -658,8 +658,8 @@ int inet_accept(struct socket *sock, struct socket *newsock, int flags) lock_sock(sk2); - BUG_TRAP((1 << sk2->sk_state) & - (TCPF_ESTABLISHED | TCPF_CLOSE_WAIT | TCPF_CLOSE)); + WARN_ON(!((1 << sk2->sk_state) & + (TCPF_ESTABLISHED | TCPF_CLOSE_WAIT | TCPF_CLOSE))); sock_graft(sk2, newsock); @@ -1439,6 +1439,10 @@ static int __init inet_init(void) (void)sock_register(&inet_family_ops); +#ifdef CONFIG_SYSCTL + ip_static_sysctl_init(); +#endif + /* * Add all the base protocols. */ diff --git a/net/ipv4/devinet.c b/net/ipv4/devinet.c index 2e667e2f90df..91d3d96805d0 100644 --- a/net/ipv4/devinet.c +++ b/net/ipv4/devinet.c @@ -138,8 +138,8 @@ void in_dev_finish_destroy(struct in_device *idev) { struct net_device *dev = idev->dev; - BUG_TRAP(!idev->ifa_list); - BUG_TRAP(!idev->mc_list); + WARN_ON(idev->ifa_list); + WARN_ON(idev->mc_list); #ifdef NET_REFCNT_DEBUG printk(KERN_DEBUG "in_dev_finish_destroy: %p=%s\n", idev, dev ? dev->name : "NIL"); @@ -399,7 +399,7 @@ static int inet_set_ifa(struct net_device *dev, struct in_ifaddr *ifa) } ipv4_devconf_setall(in_dev); if (ifa->ifa_dev != in_dev) { - BUG_TRAP(!ifa->ifa_dev); + WARN_ON(ifa->ifa_dev); in_dev_hold(in_dev); ifa->ifa_dev = in_dev; } diff --git a/net/ipv4/inet_connection_sock.c b/net/ipv4/inet_connection_sock.c index bb81c958b744..0c1ae68ee84b 100644 --- a/net/ipv4/inet_connection_sock.c +++ b/net/ipv4/inet_connection_sock.c @@ -167,7 +167,7 @@ tb_not_found: success: if (!inet_csk(sk)->icsk_bind_hash) inet_bind_hash(sk, tb, snum); - BUG_TRAP(inet_csk(sk)->icsk_bind_hash == tb); + WARN_ON(inet_csk(sk)->icsk_bind_hash != tb); ret = 0; fail_unlock: @@ -260,7 +260,7 @@ struct sock *inet_csk_accept(struct sock *sk, int flags, int *err) } newsk = reqsk_queue_get_child(&icsk->icsk_accept_queue, sk); - BUG_TRAP(newsk->sk_state != TCP_SYN_RECV); + WARN_ON(newsk->sk_state == TCP_SYN_RECV); out: release_sock(sk); return newsk; @@ -386,7 +386,7 @@ struct request_sock *inet_csk_search_req(const struct sock *sk, ireq->rmt_addr == raddr && ireq->loc_addr == laddr && AF_INET_FAMILY(req->rsk_ops->family)) { - BUG_TRAP(!req->sk); + WARN_ON(req->sk); *prevp = prev; break; } @@ -539,14 +539,14 @@ EXPORT_SYMBOL_GPL(inet_csk_clone); */ void inet_csk_destroy_sock(struct sock *sk) { - BUG_TRAP(sk->sk_state == TCP_CLOSE); - BUG_TRAP(sock_flag(sk, SOCK_DEAD)); + WARN_ON(sk->sk_state != TCP_CLOSE); + WARN_ON(!sock_flag(sk, SOCK_DEAD)); /* It cannot be in hash table! */ - BUG_TRAP(sk_unhashed(sk)); + WARN_ON(!sk_unhashed(sk)); /* If it has not 0 inet_sk(sk)->num, it must be bound */ - BUG_TRAP(!inet_sk(sk)->num || inet_csk(sk)->icsk_bind_hash); + WARN_ON(inet_sk(sk)->num && !inet_csk(sk)->icsk_bind_hash); sk->sk_prot->destroy(sk); @@ -629,7 +629,7 @@ void inet_csk_listen_stop(struct sock *sk) local_bh_disable(); bh_lock_sock(child); - BUG_TRAP(!sock_owned_by_user(child)); + WARN_ON(s |