diff options
Diffstat (limited to 'net/ipv4')
-rw-r--r-- | net/ipv4/Kconfig | 2 | ||||
-rw-r--r-- | net/ipv4/Makefile | 2 | ||||
-rw-r--r-- | net/ipv4/fib_semantics.c | 9 | ||||
-rw-r--r-- | net/ipv4/icmp.c | 3 | ||||
-rw-r--r-- | net/ipv4/ip_fragment.c | 8 | ||||
-rw-r--r-- | net/ipv4/ip_gre.c | 21 | ||||
-rw-r--r-- | net/ipv4/ip_sockglue.c | 3 | ||||
-rw-r--r-- | net/ipv4/ipip.c | 20 | ||||
-rw-r--r-- | net/ipv4/ipmr.c | 6 | ||||
-rw-r--r-- | net/ipv4/netfilter/ip_conntrack_core.c | 7 | ||||
-rw-r--r-- | net/ipv4/netfilter/ip_nat_standalone.c | 4 | ||||
-rw-r--r-- | net/ipv4/tcp_ipv4.c | 14 | ||||
-rw-r--r-- | net/ipv4/tcp_output.c | 86 | ||||
-rw-r--r-- | net/ipv4/udp.c | 34 | ||||
-rw-r--r-- | net/ipv4/utils.c | 59 |
15 files changed, 123 insertions, 155 deletions
diff --git a/net/ipv4/Kconfig b/net/ipv4/Kconfig index fc561c0..0b3d9f1 100644 --- a/net/ipv4/Kconfig +++ b/net/ipv4/Kconfig @@ -124,7 +124,7 @@ config IP_ROUTE_MULTIPATH config IP_ROUTE_MULTIPATH_CACHED bool "IP: equal cost multipath with caching support (EXPERIMENTAL)" - depends on: IP_ROUTE_MULTIPATH + depends on IP_ROUTE_MULTIPATH help Normally, equal cost multipath routing is not supported by the routing cache. If you say Y here, alternative routes are cached diff --git a/net/ipv4/Makefile b/net/ipv4/Makefile index 5718cdb..55dc6cc 100644 --- a/net/ipv4/Makefile +++ b/net/ipv4/Makefile @@ -2,7 +2,7 @@ # Makefile for the Linux TCP/IP (INET) layer. # -obj-y := utils.o route.o inetpeer.o protocol.o \ +obj-y := route.o inetpeer.o protocol.o \ ip_input.o ip_fragment.o ip_forward.o ip_options.o \ ip_output.o ip_sockglue.o \ tcp.o tcp_input.o tcp_output.o tcp_timer.o tcp_ipv4.o \ diff --git a/net/ipv4/fib_semantics.c b/net/ipv4/fib_semantics.c index c886b28..e278cb9 100644 --- a/net/ipv4/fib_semantics.c +++ b/net/ipv4/fib_semantics.c @@ -593,10 +593,13 @@ static void fib_hash_move(struct hlist_head *new_info_hash, struct hlist_head *new_laddrhash, unsigned int new_size) { + struct hlist_head *old_info_hash, *old_laddrhash; unsigned int old_size = fib_hash_size; - unsigned int i; + unsigned int i, bytes; write_lock(&fib_info_lock); + old_info_hash = fib_info_hash; + old_laddrhash = fib_info_laddrhash; fib_hash_size = new_size; for (i = 0; i < old_size; i++) { @@ -636,6 +639,10 @@ static void fib_hash_move(struct hlist_head *new_info_hash, fib_info_laddrhash = new_laddrhash; write_unlock(&fib_info_lock); + + bytes = old_size * sizeof(struct hlist_head *); + fib_hash_free(old_info_hash, bytes); + fib_hash_free(old_laddrhash, bytes); } struct fib_info * diff --git a/net/ipv4/icmp.c b/net/ipv4/icmp.c index 279f57a..3d78464 100644 --- a/net/ipv4/icmp.c +++ b/net/ipv4/icmp.c @@ -936,8 +936,7 @@ int icmp_rcv(struct sk_buff *skb) case CHECKSUM_HW: if (!(u16)csum_fold(skb->csum)) break; - NETDEBUG(if (net_ratelimit()) - printk(KERN_DEBUG "icmp v4 hw csum failure\n")); + LIMIT_NETDEBUG(printk(KERN_DEBUG "icmp v4 hw csum failure\n")); case CHECKSUM_NONE: if ((u16)csum_fold(skb_checksum(skb, 0, skb->len, 0))) goto error; diff --git a/net/ipv4/ip_fragment.c b/net/ipv4/ip_fragment.c index 7f68e27..eb377ae 100644 --- a/net/ipv4/ip_fragment.c +++ b/net/ipv4/ip_fragment.c @@ -377,7 +377,7 @@ static struct ipq *ip_frag_create(unsigned hash, struct iphdr *iph, u32 user) return ip_frag_intern(hash, qp); out_nomem: - NETDEBUG(if (net_ratelimit()) printk(KERN_ERR "ip_frag_create: no memory left !\n")); + LIMIT_NETDEBUG(printk(KERN_ERR "ip_frag_create: no memory left !\n")); return NULL; } @@ -625,10 +625,8 @@ static struct sk_buff *ip_frag_reasm(struct ipq *qp, struct net_device *dev) return head; out_nomem: - NETDEBUG(if (net_ratelimit()) - printk(KERN_ERR - "IP: queue_glue: no memory for gluing queue %p\n", - qp)); + LIMIT_NETDEBUG(printk(KERN_ERR "IP: queue_glue: no memory for gluing " + "queue %p\n", qp)); goto out_fail; out_oversize: if (net_ratelimit()) diff --git a/net/ipv4/ip_gre.c b/net/ipv4/ip_gre.c index 8848355..f0d5740 100644 --- a/net/ipv4/ip_gre.c +++ b/net/ipv4/ip_gre.c @@ -290,7 +290,6 @@ static struct ip_tunnel * ipgre_tunnel_locate(struct ip_tunnel_parm *parms, int dev_hold(dev); ipgre_tunnel_link(nt); - /* Do not decrement MOD_USE_COUNT here. */ return nt; failed: @@ -1277,12 +1276,28 @@ err1: goto out; } -static void ipgre_fini(void) +static void __exit ipgre_destroy_tunnels(void) +{ + int prio; + + for (prio = 0; prio < 4; prio++) { + int h; + for (h = 0; h < HASH_SIZE; h++) { + struct ip_tunnel *t; + while ((t = tunnels[prio][h]) != NULL) + unregister_netdevice(t->dev); + } + } +} + +static void __exit ipgre_fini(void) { if (inet_del_protocol(&ipgre_protocol, IPPROTO_GRE) < 0) printk(KERN_INFO "ipgre close: can't remove protocol\n"); - unregister_netdev(ipgre_fb_tunnel_dev); + rtnl_lock(); + ipgre_destroy_tunnels(); + rtnl_unlock(); } module_init(ipgre_init); diff --git a/net/ipv4/ip_sockglue.c b/net/ipv4/ip_sockglue.c index fc7c481..ff4bd06 100644 --- a/net/ipv4/ip_sockglue.c +++ b/net/ipv4/ip_sockglue.c @@ -848,6 +848,9 @@ mc_msf_out: case IP_IPSEC_POLICY: case IP_XFRM_POLICY: + err = -EPERM; + if (!capable(CAP_NET_ADMIN)) + break; err = xfrm_user_policy(sk, optname, optval, optlen); break; diff --git a/net/ipv4/ipip.c b/net/ipv4/ipip.c index c3947cd..c05c1df 100644 --- a/net/ipv4/ipip.c +++ b/net/ipv4/ipip.c @@ -255,7 +255,6 @@ static struct ip_tunnel * ipip_tunnel_locate(struct ip_tunnel_parm *parms, int c dev_hold(dev); ipip_tunnel_link(nt); - /* Do not decrement MOD_USE_COUNT here. */ return nt; failed: @@ -920,12 +919,29 @@ static int __init ipip_init(void) goto out; } +static void __exit ipip_destroy_tunnels(void) +{ + int prio; + + for (prio = 1; prio < 4; prio++) { + int h; + for (h = 0; h < HASH_SIZE; h++) { + struct ip_tunnel *t; + while ((t = tunnels[prio][h]) != NULL) + unregister_netdevice(t->dev); + } + } +} + static void __exit ipip_fini(void) { if (ipip_unregister() < 0) printk(KERN_INFO "ipip close: can't deregister tunnel\n"); - unregister_netdev(ipip_fb_tunnel_dev); + rtnl_lock(); + ipip_destroy_tunnels(); + unregister_netdevice(ipip_fb_tunnel_dev); + rtnl_unlock(); } module_init(ipip_init); diff --git a/net/ipv4/ipmr.c b/net/ipv4/ipmr.c index 7833d92..dc806b57 100644 --- a/net/ipv4/ipmr.c +++ b/net/ipv4/ipmr.c @@ -362,7 +362,7 @@ out: /* Fill oifs list. It is called under write locked mrt_lock. */ -static void ipmr_update_threshoulds(struct mfc_cache *cache, unsigned char *ttls) +static void ipmr_update_thresholds(struct mfc_cache *cache, unsigned char *ttls) { int vifi; @@ -727,7 +727,7 @@ static int ipmr_mfc_add(struct mfcctl *mfc, int mrtsock) if (c != NULL) { write_lock_bh(&mrt_lock); c->mfc_parent = mfc->mfcc_parent; - ipmr_update_threshoulds(c, mfc->mfcc_ttls); + ipmr_update_thresholds(c, mfc->mfcc_ttls); if (!mrtsock) c->mfc_flags |= MFC_STATIC; write_unlock_bh(&mrt_lock); @@ -744,7 +744,7 @@ static int ipmr_mfc_add(struct mfcctl *mfc, int mrtsock) c->mfc_origin=mfc->mfcc_origin.s_addr; c->mfc_mcastgrp=mfc->mfcc_mcastgrp.s_addr; c->mfc_parent=mfc->mfcc_parent; - ipmr_update_threshoulds(c, mfc->mfcc_ttls); + ipmr_update_thresholds(c, mfc->mfcc_ttls); if (!mrtsock) c->mfc_flags |= MFC_STATIC; diff --git a/net/ipv4/netfilter/ip_conntrack_core.c b/net/ipv4/netfilter/ip_conntrack_core.c index 63bf882..a7f0c82 100644 --- a/net/ipv4/netfilter/ip_conntrack_core.c +++ b/net/ipv4/netfilter/ip_conntrack_core.c @@ -510,9 +510,14 @@ init_conntrack(const struct ip_conntrack_tuple *tuple, /* Welcome, Mr. Bond. We've been expecting you... */ __set_bit(IPS_EXPECTED_BIT, &conntrack->status); conntrack->master = exp->master; -#if CONFIG_IP_NF_CONNTRACK_MARK +#ifdef CONFIG_IP_NF_CONNTRACK_MARK conntrack->mark = exp->master->mark; #endif +#if defined(CONFIG_IP_NF_TARGET_MASQUERADE) || \ + defined(CONFIG_IP_NF_TARGET_MASQUERADE_MODULE) + /* this is ugly, but there is no other place where to put it */ + conntrack->nat.masq_index = exp->master->nat.masq_index; +#endif nf_conntrack_get(&conntrack->master->ct_general); CONNTRACK_STAT_INC(expect_new); } else { diff --git a/net/ipv4/netfilter/ip_nat_standalone.c b/net/ipv4/netfilter/ip_nat_standalone.c index bc59d0d..91d5ea1 100644 --- a/net/ipv4/netfilter/ip_nat_standalone.c +++ b/net/ipv4/netfilter/ip_nat_standalone.c @@ -102,6 +102,10 @@ ip_nat_fn(unsigned int hooknum, return NF_ACCEPT; } + /* Don't try to NAT if this packet is not conntracked */ + if (ct == &ip_conntrack_untracked) + return NF_ACCEPT; + switch (ctinfo) { case IP_CT_RELATED: case IP_CT_RELATED+IP_CT_IS_REPLY: diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c index 62f62bb..5d91213 100644 --- a/net/ipv4/tcp_ipv4.c +++ b/net/ipv4/tcp_ipv4.c @@ -1494,12 +1494,11 @@ int tcp_v4_conn_request(struct sock *sk, struct sk_buff *skb) * to destinations, already remembered * to the moment of synflood. */ - NETDEBUG(if (net_ratelimit()) \ - printk(KERN_DEBUG "TCP: drop open " - "request from %u.%u." - "%u.%u/%u\n", \ - NIPQUAD(saddr), - ntohs(skb->h.th->source))); + LIMIT_NETDEBUG(printk(KERN_DEBUG "TCP: drop open " + "request from %u.%u." + "%u.%u/%u\n", + NIPQUAD(saddr), + ntohs(skb->h.th->source))); dst_release(dst); goto drop_and_free; } @@ -1627,8 +1626,7 @@ static int tcp_v4_checksum_init(struct sk_buff *skb) skb->nh.iph->daddr, skb->csum)) return 0; - NETDEBUG(if (net_ratelimit()) - printk(KERN_DEBUG "hw tcp v4 csum failed\n")); + LIMIT_NETDEBUG(printk(KERN_DEBUG "hw tcp v4 csum failed\n")); skb->ip_summed = CHECKSUM_NONE; } if (skb->len <= 76) { diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c index e3f8ea1..7d076f0d 100644 --- a/net/ipv4/tcp_output.c +++ b/net/ipv4/tcp_output.c @@ -403,11 +403,9 @@ static void tcp_queue_skb(struct sock *sk, struct sk_buff *skb) sk->sk_send_head = skb; } -static void tcp_set_skb_tso_segs(struct sock *sk, struct sk_buff *skb) +static void tcp_set_skb_tso_segs(struct sock *sk, struct sk_buff *skb, unsigned int mss_now) { - struct tcp_sock *tp = tcp_sk(sk); - - if (skb->len <= tp->mss_cache || + if (skb->len <= mss_now || !(sk->sk_route_caps & NETIF_F_TSO)) { /* Avoid the costly divide in the normal * non-TSO case. @@ -417,10 +415,10 @@ static void tcp_set_skb_tso_segs(struct sock *sk, struct sk_buff *skb) } else { unsigned int factor; - factor = skb->len + (tp->mss_cache - 1); - factor /= tp->mss_cache; + factor = skb->len + (mss_now - 1); + factor /= mss_now; skb_shinfo(skb)->tso_segs = factor; - skb_shinfo(skb)->tso_size = tp->mss_cache; + skb_shinfo(skb)->tso_size = mss_now; } } @@ -429,7 +427,7 @@ static void tcp_set_skb_tso_segs(struct sock *sk, struct sk_buff *skb) * packet to the list. This won't be called frequently, I hope. * Remember, these are still headerless SKBs at this point. */ -static int tcp_fragment(struct sock *sk, struct sk_buff *skb, u32 len) +static int tcp_fragment(struct sock *sk, struct sk_buff *skb, u32 len, unsigned int mss_now) { struct tcp_sock *tp = tcp_sk(sk); struct sk_buff *buff; @@ -492,8 +490,8 @@ static int tcp_fragment(struct sock *sk, struct sk_buff *skb, u32 len) } /* Fix up tso_factor for both original and new SKB. */ - tcp_set_skb_tso_segs(sk, skb); - tcp_set_skb_tso_segs(sk, buff); + tcp_set_skb_tso_segs(sk, skb, mss_now); + tcp_set_skb_tso_segs(sk, buff, mss_now); if (TCP_SKB_CB(skb)->sacked & TCPCB_LOST) { tp->lost_out += tcp_skb_pcount(skb); @@ -569,7 +567,7 @@ int tcp_trim_head(struct sock *sk, struct sk_buff *skb, u32 len) * factor and mss. */ if (tcp_skb_pcount(skb) > 1) - tcp_set_skb_tso_segs(sk, skb); + tcp_set_skb_tso_segs(sk, skb, tcp_current_mss(sk, 1)); return 0; } @@ -734,12 +732,14 @@ static inline unsigned int tcp_cwnd_test(struct tcp_sock *tp, struct sk_buff *sk /* This must be invoked the first time we consider transmitting * SKB onto the wire. */ -static inline int tcp_init_tso_segs(struct sock *sk, struct sk_buff *skb) +static inline int tcp_init_tso_segs(struct sock *sk, struct sk_buff *skb, unsigned int mss_now) { int tso_segs = tcp_skb_pcount(skb); - if (!tso_segs) { - tcp_set_skb_tso_segs(sk, skb); + if (!tso_segs || + (tso_segs > 1 && + skb_shinfo(skb)->tso_size != mss_now)) { + tcp_set_skb_tso_segs(sk, skb, mss_now); tso_segs = tcp_skb_pcount(skb); } return tso_segs; @@ -817,7 +817,7 @@ static unsigned int tcp_snd_test(struct sock *sk, struct sk_buff *skb, struct tcp_sock *tp = tcp_sk(sk); unsigned int cwnd_quota; - tcp_init_tso_segs(sk, skb); + tcp_init_tso_segs(sk, skb, cur_mss); if (!tcp_nagle_test(tp, skb, cur_mss, nonagle)) return 0; @@ -854,7 +854,7 @@ int tcp_may_send_now(struct sock *sk, struct tcp_sock *tp) * know that all the data is in scatter-gather pages, and that the * packet has never been sent out before (and thus is not cloned). */ -static int tso_fragment(struct sock *sk, struct sk_buff *skb, unsigned int len) +static int tso_fragment(struct sock *sk, struct sk_buff *skb, unsigned int len, unsigned int mss_now) { struct sk_buff *buff; int nlen = skb->len - len; @@ -887,8 +887,8 @@ static int tso_fragment(struct sock *sk, struct sk_buff *skb, unsigned int len) skb_split(skb, buff, len); /* Fix up tso_factor for both original and new SKB. */ - tcp_set_skb_tso_segs(sk, skb); - tcp_set_skb_tso_segs(sk, buff); + tcp_set_skb_tso_segs(sk, skb, mss_now); + tcp_set_skb_tso_segs(sk, buff, mss_now); /* Link BUFF into the send queue. */ skb_header_release(buff); @@ -972,19 +972,18 @@ static int tcp_write_xmit(struct sock *sk, unsigned int mss_now, int nonagle) if (unlikely(sk->sk_state == TCP_CLOSE)) return 0; - skb = sk->sk_send_head; - if (unlikely(!skb)) - return 0; - - tso_segs = tcp_init_tso_segs(sk, skb); - cwnd_quota = tcp_cwnd_test(tp, skb); - if (unlikely(!cwnd_quota)) - goto out; - sent_pkts = 0; - while (likely(tcp_snd_wnd_test(tp, skb, mss_now))) { + while ((skb = sk->sk_send_head)) { + tso_segs = tcp_init_tso_segs(sk, skb, mss_now); BUG_ON(!tso_segs); + cwnd_quota = tcp_cwnd_test(tp, skb); + if (!cwnd_quota) + break; + + if (unlikely(!tcp_snd_wnd_test(tp, skb, mss_now))) + break; + if (tso_segs == 1) { if (unlikely(!tcp_nagle_test(tp, skb, mss_now, (tcp_skb_is_last(sk, skb) ? @@ -1006,11 +1005,11 @@ static int tcp_write_xmit(struct sock *sk, unsigned int mss_now, int nonagle) limit = skb->len - trim; } if (skb->len > limit) { - if (tso_fragment(sk, skb, 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))) + if (unlikely(tcp_fragment(sk, skb, mss_now, mss_now))) break; } @@ -1026,27 +1025,12 @@ static int tcp_write_xmit(struct sock *sk, unsigned int mss_now, int nonagle) tcp_minshall_update(tp, mss_now, skb); sent_pkts++; - - /* Do not optimize this to use tso_segs. If we chopped up - * the packet above, tso_segs will no longer be valid. - */ - cwnd_quota -= tcp_skb_pcount(skb); - - BUG_ON(cwnd_quota < 0); - if (!cwnd_quota) - break; - - skb = sk->sk_send_head; - if (!skb) - break; - tso_segs = tcp_init_tso_segs(sk, skb); } if (likely(sent_pkts)) { tcp_cwnd_validate(sk, tp); return 0; } -out: return !tp->packets_out && sk->sk_send_head; } @@ -1076,7 +1060,7 @@ void tcp_push_one(struct sock *sk, unsigned int mss_now) BUG_ON(!skb || skb->len < mss_now); - tso_segs = tcp_init_tso_segs(sk, skb); + tso_segs = tcp_init_tso_segs(sk, skb, mss_now); cwnd_quota = tcp_snd_test(sk, skb, mss_now, TCP_NAGLE_PUSH); if (likely(cwnd_quota)) { @@ -1093,11 +1077,11 @@ void tcp_push_one(struct sock *sk, unsigned int mss_now) limit = skb->len - trim; } if (skb->len > limit) { - if (unlikely(tso_fragment(sk, skb, 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))) + if (unlikely(tcp_fragment(sk, skb, mss_now, mss_now))) return; } @@ -1388,7 +1372,7 @@ int tcp_retransmit_skb(struct sock *sk, struct sk_buff *skb) int old_factor = tcp_skb_pcount(skb); int new_factor; - if (tcp_fragment(sk, skb, cur_mss)) + if (tcp_fragment(sk, skb, cur_mss, cur_mss)) return -ENOMEM; /* We'll try again later. */ /* New SKB created, account for it. */ @@ -1991,7 +1975,7 @@ int tcp_write_wakeup(struct sock *sk) skb->len > mss) { seg_size = min(seg_size, mss); TCP_SKB_CB(skb)->flags |= TCPCB_FLAG_PSH; - if (tcp_fragment(sk, skb, seg_size)) + if (tcp_fragment(sk, skb, seg_size, mss)) return -1; /* SWS override triggered forced fragmentation. * Disable TSO, the connection is too sick. */ @@ -2000,7 +1984,7 @@ int tcp_write_wakeup(struct sock *sk) sk->sk_route_caps &= ~NETIF_F_TSO; } } else if (!tcp_skb_pcount(skb)) - tcp_set_skb_tso_segs(sk, skb); + tcp_set_skb_tso_segs(sk, skb, mss); TCP_SKB_CB(skb)->flags |= TCPCB_FLAG_PSH; TCP_SKB_CB(skb)->when = tcp_time_stamp; diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c index 7c24e64..dc4d073 100644 --- a/net/ipv4/udp.c +++ b/net/ipv4/udp.c @@ -628,7 +628,7 @@ back_from_confirm: /* ... which is an evident application bug. --ANK */ release_sock(sk); - NETDEBUG(if (net_ratelimit()) printk(KERN_DEBUG "udp cork app bug 2\n")); + LIMIT_NETDEBUG(printk(KERN_DEBUG "udp cork app bug 2\n")); err = -EINVAL; goto out; } @@ -693,7 +693,7 @@ static int udp_sendpage(struct sock *sk, struct page *page, int offset, if (unlikely(!up->pending)) { release_sock(sk); - NETDEBUG(if (net_ratelimit()) printk(KERN_DEBUG "udp cork app bug 3\n")); + LIMIT_NETDEBUG(printk(KERN_DEBUG "udp cork app bug 3\n")); return -EINVAL; } @@ -1102,7 +1102,7 @@ static int udp_checksum_init(struct sk_buff *skb, struct udphdr *uh, skb->ip_summed = CHECKSUM_UNNECESSARY; if (!udp_check(uh, ulen, saddr, daddr, skb->csum)) return 0; - NETDEBUG(if (net_ratelimit()) printk(KERN_DEBUG "udp v4 hw csum failure.\n")); + LIMIT_NETDEBUG(printk(KERN_DEBUG "udp v4 hw csum failure.\n")); skb->ip_summed = CHECKSUM_NONE; } if (skb->ip_summed != CHECKSUM_UNNECESSARY) @@ -1181,14 +1181,13 @@ int udp_rcv(struct sk_buff *skb) return(0); short_packet: - NETDEBUG(if (net_ratelimit()) - printk(KERN_DEBUG "UDP: short packet: From %u.%u.%u.%u:%u %d/%d to %u.%u.%u.%u:%u\n", - NIPQUAD(saddr), - ntohs(uh->source), - ulen, - len, - NIPQUAD(daddr), - ntohs(uh->dest))); + LIMIT_NETDEBUG(printk(KERN_DEBUG "UDP: short packet: From %u.%u.%u.%u:%u %d/%d to %u.%u.%u.%u:%u\n", + NIPQUAD(saddr), + ntohs(uh->source), + ulen, + len, + NIPQUAD(daddr), + ntohs(uh->dest))); no_header: UDP_INC_STATS_BH(UDP_MIB_INERRORS); kfree_skb(skb); @@ -1199,13 +1198,12 @@ csum_error: * RFC1122: OK. Discards the bad packet silently (as far as * the network is concerned, anyway) as per 4.1.3.4 (MUST). */ - NETDEBUG(if (net_ratelimit()) - printk(KERN_DEBUG "UDP: bad checksum. From %d.%d.%d.%d:%d to %d.%d.%d.%d:%d ulen %d\n", - NIPQUAD(saddr), - ntohs(uh->source), - NIPQUAD(daddr), - ntohs(uh->dest), - ulen)); + LIMIT_NETDEBUG(printk(KERN_DEBUG "UDP: bad checksum. From %d.%d.%d.%d:%d to %d.%d.%d.%d:%d ulen %d\n", + NIPQUAD(saddr), + ntohs(uh->source), + NIPQUAD(daddr), + ntohs(uh->dest), + ulen)); drop: UDP_INC_STATS_BH(UDP_MIB_INERRORS); kfree_skb(skb); diff --git a/net/ipv4/utils.c b/net/ipv4/utils.c deleted file mode 100644 index 6aecd7a..0000000 --- a/net/ipv4/utils.c +++ /dev/null @@ -1,59 +0,0 @@ -/* - * INET An implementation of the TCP/IP protocol suite for the LINUX - * operating system. INET is implemented using the BSD Socket - * interface as the means of communication with the user level. - * - * Various kernel-resident INET utility functions; mainly - * for format conversion and debugging output. - * - * Version: $Id: utils.c,v 1.8 2000/10/03 07:29:01 anton Exp $ - * - * Author: Fred N. van Kempen, <waltje@uWalt.NL.Mugnet.ORG> - * - * Fixes: - * Alan Cox : verify_area check. - * Alan Cox : removed old debugging. - * Andi Kleen : add net_ratelimit() - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation; either version - * 2 of the License, or (at your option) any later version. - */ - -#include <linux/module.h> -#include <linux/types.h> -#include <asm/byteorder.h> - -/* - * Convert an ASCII string to binary IP. - */ - -__u32 in_aton(const char *str) -{ - unsigned long l; - unsigned int val; - int i; - - l = 0; - for (i = 0; i < 4; i++) - { - l <<= 8; - if (*str != '\0') - { - val = 0; - while (*str != '\0' && *str != '.') - { - val *= 10; - val += *str - '0'; - str++; - } - l |= val; - if (*str != '\0') - str++; - } - } - return(htonl(l)); -} - -EXPORT_SYMBOL(in_aton); |