diff options
Diffstat (limited to 'net')
-rw-r--r-- | net/atm/lec.c | 29 | ||||
-rw-r--r-- | net/ieee80211/ieee80211_rx.c | 43 | ||||
-rw-r--r-- | net/ipv4/inet_timewait_sock.c | 1 | ||||
-rw-r--r-- | net/ipv4/ip_sockglue.c | 2 | ||||
-rw-r--r-- | net/ipv4/netfilter/nf_nat_core.c | 2 | ||||
-rw-r--r-- | net/ipv4/tcp_input.c | 65 | ||||
-rw-r--r-- | net/ipv4/tcp_output.c | 3 | ||||
-rw-r--r-- | net/mac80211/ieee80211_sta.c | 43 | ||||
-rw-r--r-- | net/netfilter/xt_hashlimit.c | 23 | ||||
-rw-r--r-- | net/wireless/nl80211.c | 2 | ||||
-rw-r--r-- | net/xfrm/xfrm_user.c | 2 |
11 files changed, 145 insertions, 70 deletions
diff --git a/net/atm/lec.c b/net/atm/lec.c index a2efa7f..3235c57 100644 --- a/net/atm/lec.c +++ b/net/atm/lec.c @@ -266,7 +266,6 @@ static int lec_start_xmit(struct sk_buff *skb, struct net_device *dev) char buf[300]; int i = 0; #endif /* DUMP_PACKETS >0 */ - DECLARE_MAC_BUF(mac); pr_debug("lec_start_xmit called\n"); if (!priv->lecd) { @@ -374,15 +373,19 @@ static int lec_start_xmit(struct sk_buff *skb, struct net_device *dev) if (entry && (entry->tx_wait.qlen < LEC_UNRES_QUE_LEN)) { pr_debug("%s:lec_start_xmit: queuing packet, ", dev->name); - pr_debug("MAC address %s\n", - print_mac(mac, lec_h->h_dest)); + pr_debug("MAC address " MAC_FMT "\n", + lec_h->h_dest[0], lec_h->h_dest[1], + lec_h->h_dest[2], lec_h->h_dest[3], + lec_h->h_dest[4], lec_h->h_dest[5]); skb_queue_tail(&entry->tx_wait, skb); } else { pr_debug ("%s:lec_start_xmit: tx queue full or no arp entry, dropping, ", dev->name); - pr_debug("MAC address %s\n", - print_mac(mac, lec_h->h_dest)); + pr_debug("MAC address " MAC_FMT "\n", + lec_h->h_dest[0], lec_h->h_dest[1], + lec_h->h_dest[2], lec_h->h_dest[3], + lec_h->h_dest[4], lec_h->h_dest[5]); priv->stats.tx_dropped++; dev_kfree_skb(skb); } @@ -394,8 +397,10 @@ static int lec_start_xmit(struct sk_buff *skb, struct net_device *dev) while (entry && (skb2 = skb_dequeue(&entry->tx_wait))) { pr_debug("lec.c: emptying tx queue, "); - pr_debug("MAC address %s\n", - print_mac(mac, lec_h->h_dest)); + pr_debug("MAC address " MAC_FMT "\n", + lec_h->h_dest[0], lec_h->h_dest[1], + lec_h->h_dest[2], lec_h->h_dest[3], + lec_h->h_dest[4], lec_h->h_dest[5]); lec_send(vcc, skb2, priv); } @@ -449,7 +454,6 @@ static int lec_atm_send(struct atm_vcc *vcc, struct sk_buff *skb) struct lec_arp_table *entry; int i; char *tmp; /* FIXME */ - DECLARE_MAC_BUF(mac); atomic_sub(skb->truesize, &sk_atm(vcc)->sk_wmem_alloc); mesg = (struct atmlec_msg *)skb->data; @@ -536,9 +540,14 @@ static int lec_atm_send(struct atm_vcc *vcc, struct sk_buff *skb) struct net_bridge_fdb_entry *f; pr_debug - ("%s: bridge zeppelin asks about %s\n", + ("%s: bridge zeppelin asks about " MAC_FMT "\n", dev->name, - print_mac(mac, mesg->content.proxy.mac_addr)); + mesg->content.proxy.mac_addr[0], + mesg->content.proxy.mac_addr[1], + mesg->content.proxy.mac_addr[2], + mesg->content.proxy.mac_addr[3], + mesg->content.proxy.mac_addr[4], + mesg->content.proxy.mac_addr[5]); if (br_fdb_get_hook == NULL || dev->br_port == NULL) break; diff --git a/net/ieee80211/ieee80211_rx.c b/net/ieee80211/ieee80211_rx.c index 1e3f87c..200ee1e 100644 --- a/net/ieee80211/ieee80211_rx.c +++ b/net/ieee80211/ieee80211_rx.c @@ -271,7 +271,6 @@ ieee80211_rx_frame_decrypt(struct ieee80211_device *ieee, struct sk_buff *skb, { struct ieee80211_hdr_3addr *hdr; int res, hdrlen; - DECLARE_MAC_BUF(mac); if (crypt == NULL || crypt->ops->decrypt_mpdu == NULL) return 0; @@ -283,8 +282,12 @@ ieee80211_rx_frame_decrypt(struct ieee80211_device *ieee, struct sk_buff *skb, res = crypt->ops->decrypt_mpdu(skb, hdrlen, crypt->priv); atomic_dec(&crypt->refcnt); if (res < 0) { - IEEE80211_DEBUG_DROP("decryption failed (SA=%s" - ") res=%d\n", print_mac(mac, hdr->addr2), res); + IEEE80211_DEBUG_DROP("decryption failed (SA=" MAC_FMT + ") res=%d\n", + hdr->addr2[0], hdr->addr2[1], + hdr->addr2[2], hdr->addr2[3], + hdr->addr2[4], hdr->addr2[5], + res); if (res == -2) IEEE80211_DEBUG_DROP("Decryption failed ICV " "mismatch (key %d)\n", @@ -304,7 +307,6 @@ ieee80211_rx_frame_decrypt_msdu(struct ieee80211_device *ieee, { struct ieee80211_hdr_3addr *hdr; int res, hdrlen; - DECLARE_MAC_BUF(mac); if (crypt == NULL || crypt->ops->decrypt_msdu == NULL) return 0; @@ -317,8 +319,12 @@ ieee80211_rx_frame_decrypt_msdu(struct ieee80211_device *ieee, atomic_dec(&crypt->refcnt); if (res < 0) { printk(KERN_DEBUG "%s: MSDU decryption/MIC verification failed" - " (SA=%s keyidx=%d)\n", - ieee->dev->name, print_mac(mac, hdr->addr2), keyidx); + " (SA=" MAC_FMT " keyidx=%d)\n", + ieee->dev->name, + hdr->addr2[0], hdr->addr2[1], + hdr->addr2[2], hdr->addr2[3], + hdr->addr2[4], hdr->addr2[5], + keyidx); return -1; } @@ -462,8 +468,10 @@ int ieee80211_rx(struct ieee80211_device *ieee, struct sk_buff *skb, * frames silently instead of filling system log with * these reports. */ IEEE80211_DEBUG_DROP("Decryption failed (not set)" - " (SA=%s)\n", - print_mac(mac, hdr->addr2)); + " (SA=" MAC_FMT ")\n", + hdr->addr2[0], hdr->addr2[1], + hdr->addr2[2], hdr->addr2[3], + hdr->addr2[4], hdr->addr2[5]); ieee->ieee_stats.rx_discards_undecryptable++; goto rx_dropped; } @@ -474,8 +482,10 @@ int ieee80211_rx(struct ieee80211_device *ieee, struct sk_buff *skb, fc & IEEE80211_FCTL_PROTECTED && ieee->host_decrypt && (keyidx = hostap_rx_frame_decrypt(ieee, skb, crypt)) < 0) { printk(KERN_DEBUG "%s: failed to decrypt mgmt::auth " - "from %s\n", dev->name, - print_mac(mac, hdr->addr2)); + "from " MAC_FMT "\n", dev->name, + hdr->addr2[0], hdr->addr2[1], + hdr->addr2[2], hdr->addr2[3], + hdr->addr2[4], hdr->addr2[5]); /* TODO: could inform hostapd about this so that it * could send auth failure report */ goto rx_dropped; @@ -653,8 +663,11 @@ int ieee80211_rx(struct ieee80211_device *ieee, struct sk_buff *skb, * configured */ } else { IEEE80211_DEBUG_DROP("encryption configured, but RX " - "frame not encrypted (SA=%s" - ")\n", print_mac(mac, hdr->addr2)); + "frame not encrypted (SA=" + MAC_FMT ")\n", + hdr->addr2[0], hdr->addr2[1], + hdr->addr2[2], hdr->addr2[3], + hdr->addr2[4], hdr->addr2[5]); goto rx_dropped; } } @@ -662,9 +675,11 @@ int ieee80211_rx(struct ieee80211_device *ieee, struct sk_buff *skb, if (crypt && !(fc & IEEE80211_FCTL_PROTECTED) && !ieee->open_wep && !ieee80211_is_eapol_frame(ieee, skb)) { IEEE80211_DEBUG_DROP("dropped unencrypted RX data " - "frame from %s" + "frame from " MAC_FMT " (drop_unencrypted=1)\n", - print_mac(mac, hdr->addr2)); + hdr->addr2[0], hdr->addr2[1], + hdr->addr2[2], hdr->addr2[3], + hdr->addr2[4], hdr->addr2[5]); goto rx_dropped; } diff --git a/net/ipv4/inet_timewait_sock.c b/net/ipv4/inet_timewait_sock.c index 876169f..717c411 100644 --- a/net/ipv4/inet_timewait_sock.c +++ b/net/ipv4/inet_timewait_sock.c @@ -124,6 +124,7 @@ struct inet_timewait_sock *inet_twsk_alloc(const struct sock *sk, const int stat tw->tw_hash = sk->sk_hash; tw->tw_ipv6only = 0; tw->tw_prot = sk->sk_prot_creator; + tw->tw_net = sk->sk_net; atomic_set(&tw->tw_refcnt, 1); inet_twsk_dead_node_init(tw); __module_get(tw->tw_prot->owner); diff --git a/net/ipv4/ip_sockglue.c b/net/ipv4/ip_sockglue.c index f72457b..c2921d0 100644 --- a/net/ipv4/ip_sockglue.c +++ b/net/ipv4/ip_sockglue.c @@ -1132,7 +1132,7 @@ static int do_ip_getsockopt(struct sock *sk, int level, int optname, } release_sock(sk); - if (len < sizeof(int) && len > 0 && val>=0 && val<255) { + if (len < sizeof(int) && len > 0 && val>=0 && val<=255) { unsigned char ucval = (unsigned char)val; len = 1; if (put_user(len, optlen)) diff --git a/net/ipv4/netfilter/nf_nat_core.c b/net/ipv4/netfilter/nf_nat_core.c index 0d5fa3a..36b4e3b 100644 --- a/net/ipv4/netfilter/nf_nat_core.c +++ b/net/ipv4/netfilter/nf_nat_core.c @@ -629,6 +629,8 @@ static int __init nf_nat_init(void) size_t i; int ret; + need_ipv4_conntrack(); + ret = nf_ct_extend_register(&nat_extend); if (ret < 0) { printk(KERN_ERR "nf_nat_core: Unable to register extension\n"); diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c index 7facdb0..5119856 100644 --- a/net/ipv4/tcp_input.c +++ b/net/ipv4/tcp_input.c @@ -1625,13 +1625,11 @@ out: return flag; } -/* If we receive more dupacks than we expected counting segments - * in assumption of absent reordering, interpret this as reordering. - * The only another reason could be bug in receiver TCP. +/* Limits sacked_out so that sum with lost_out isn't ever larger than + * packets_out. Returns zero if sacked_out adjustement wasn't necessary. */ -static void tcp_check_reno_reordering(struct sock *sk, const int addend) +int tcp_limit_reno_sacked(struct tcp_sock *tp) { - struct tcp_sock *tp = tcp_sk(sk); u32 holes; holes = max(tp->lost_out, 1U); @@ -1639,8 +1637,20 @@ static void tcp_check_reno_reordering(struct sock *sk, const int addend) if ((tp->sacked_out + holes) > tp->packets_out) { tp->sacked_out = tp->packets_out - holes; - tcp_update_reordering(sk, tp->packets_out + addend, 0); + return 1; } + return 0; +} + +/* If we receive more dupacks than we expected counting segments + * in assumption of absent reordering, interpret this as reordering. + * The only another reason could be bug in receiver TCP. + */ +static void tcp_check_reno_reordering(struct sock *sk, const int addend) +{ + struct tcp_sock *tp = tcp_sk(sk); + if (tcp_limit_reno_sacked(tp)) + tcp_update_reordering(sk, tp->packets_out + addend, 0); } /* Emulate SACKs for SACKless connection: account for a new dupack. */ @@ -1681,11 +1691,16 @@ static inline void tcp_reset_reno_sack(struct tcp_sock *tp) int tcp_use_frto(struct sock *sk) { const struct tcp_sock *tp = tcp_sk(sk); + const struct inet_connection_sock *icsk = inet_csk(sk); struct sk_buff *skb; if (!sysctl_tcp_frto) return 0; + /* MTU probe and F-RTO won't really play nicely along currently */ + if (icsk->icsk_mtup.probe_size) + return 0; + if (IsSackFrto()) return 1; @@ -2134,11 +2149,13 @@ static void tcp_verify_retransmit_hint(struct tcp_sock *tp, struct sk_buff *skb) /* Mark head of queue up as lost. With RFC3517 SACK, the packets is * is against sacked "cnt", otherwise it's against facked "cnt" */ -static void tcp_mark_head_lost(struct sock *sk, int packets, int fast_rexmit) +static void tcp_mark_head_lost(struct sock *sk, int packets) { struct tcp_sock *tp = tcp_sk(sk); struct sk_buff *skb; - int cnt; + int cnt, oldcnt; + int err; + unsigned int mss; BUG_TRAP(packets <= tp->packets_out); if (tp->lost_skb_hint) { @@ -2157,13 +2174,25 @@ static void tcp_mark_head_lost(struct sock *sk, int packets, int fast_rexmit) tp->lost_skb_hint = skb; tp->lost_cnt_hint = cnt; + if (after(TCP_SKB_CB(skb)->end_seq, tp->high_seq)) + break; + + oldcnt = cnt; if (tcp_is_fack(tp) || tcp_is_reno(tp) || (TCP_SKB_CB(skb)->sacked & TCPCB_SACKED_ACKED)) cnt += tcp_skb_pcount(skb); - if (((!fast_rexmit || (tp->lost_out > 0)) && (cnt > packets)) || - after(TCP_SKB_CB(skb)->end_seq, tp->high_seq)) - break; + if (cnt > packets) { + if (tcp_is_sack(tp) || (oldcnt >= packets)) + break; + + mss = skb_shinfo(skb)->gso_size; + err = tcp_fragment(sk, skb, (packets - oldcnt) * mss, mss); + if (err < 0) + break; + cnt = packets; + } + if (!(TCP_SKB_CB(skb)->sacked & (TCPCB_SACKED_ACKED|TCPCB_LOST))) { TCP_SKB_CB(skb)->sacked |= TCPCB_LOST; tp->lost_out += tcp_skb_pcount(skb); @@ -2180,17 +2209,17 @@ static void tcp_update_scoreboard(struct sock *sk, int fast_rexmit) struct tcp_sock *tp = tcp_sk(sk); if (tcp_is_reno(tp)) { - tcp_mark_head_lost(sk, 1, fast_rexmit); + tcp_mark_head_lost(sk, 1); } else if (tcp_is_fack(tp)) { int lost = tp->fackets_out - tp->reordering; if (lost <= 0) lost = 1; - tcp_mark_head_lost(sk, lost, fast_rexmit); + tcp_mark_head_lost(sk, lost); } else { int sacked_upto = tp->sacked_out - tp->reordering; - if (sacked_upto < 0) - sacked_upto = 0; - tcp_mark_head_lost(sk, sacked_upto, fast_rexmit); + if (sacked_upto < fast_rexmit) + sacked_upto = fast_rexmit; + tcp_mark_head_lost(sk, sacked_upto); } /* New heuristics: it is possible only after we switched @@ -2524,7 +2553,7 @@ static void tcp_fastretrans_alert(struct sock *sk, int pkts_acked, int flag) before(tp->snd_una, tp->high_seq) && icsk->icsk_ca_state != TCP_CA_Open && tp->fackets_out > tp->reordering) { - tcp_mark_head_lost(sk, tp->fackets_out - tp->reordering, 0); + tcp_mark_head_lost(sk, tp->fackets_out - tp->reordering); NET_INC_STATS_BH(LINUX_MIB_TCPLOSS); } @@ -2586,6 +2615,8 @@ static void tcp_fastretrans_alert(struct sock *sk, int pkts_acked, int flag) case TCP_CA_Loss: if (flag & FLAG_DATA_ACKED) icsk->icsk_retransmits = 0; + if (tcp_is_reno(tp) && flag & FLAG_SND_UNA_ADVANCED) + tcp_reset_reno_sack(tp); if (!tcp_try_undo_loss(sk)) { tcp_moderate_cwnd(tp); tcp_xmit_retransmit_queue(sk); diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c index 72b9350..d29ef79 100644 --- a/net/ipv4/tcp_output.c +++ b/net/ipv4/tcp_output.c @@ -1808,6 +1808,9 @@ void tcp_simple_retransmit(struct sock *sk) if (!lost) return; + if (tcp_is_reno(tp)) + tcp_limit_reno_sacked(tp); + tcp_verify_left_out(tp); /* Don't muck with the congestion window here. diff --git a/net/mac80211/ieee80211_sta.c b/net/mac80211/ieee80211_sta.c index e0c72d0..c170685 100644 --- a/net/mac80211/ieee80211_sta.c +++ b/net/mac80211/ieee80211_sta.c @@ -312,14 +312,12 @@ static void ieee80211_sta_wmm_params(struct net_device *dev, } } - -static u32 ieee80211_handle_erp_ie(struct ieee80211_sub_if_data *sdata, - u8 erp_value) +static u32 ieee80211_handle_protect_preamb(struct ieee80211_sub_if_data *sdata, + bool use_protection, + bool use_short_preamble) { struct ieee80211_bss_conf *bss_conf = &sdata->bss_conf; struct ieee80211_if_sta *ifsta = &sdata->u.sta; - bool use_protection = (erp_value & WLAN_ERP_USE_PROTECTION) != 0; - bool use_short_preamble = (erp_value & WLAN_ERP_BARKER_PREAMBLE) == 0; DECLARE_MAC_BUF(mac); u32 changed = 0; @@ -350,6 +348,32 @@ static u32 ieee80211_handle_erp_ie(struct ieee80211_sub_if_data *sdata, return changed; } +static u32 ieee80211_handle_erp_ie(struct ieee80211_sub_if_data *sdata, + u8 erp_value) +{ + bool use_protection = (erp_value & WLAN_ERP_USE_PROTECTION) != 0; + bool use_short_preamble = (erp_value & WLAN_ERP_BARKER_PREAMBLE) == 0; + + return ieee80211_handle_protect_preamb(sdata, + use_protection, use_short_preamble); +} + +static u32 ieee80211_handle_bss_capability(struct ieee80211_sub_if_data *sdata, + struct ieee80211_sta_bss *bss) +{ + u32 changed = 0; + + if (bss->has_erp_value) + changed |= ieee80211_handle_erp_ie(sdata, bss->erp_value); + else { + u16 capab = bss->capability; + changed |= ieee80211_handle_protect_preamb(sdata, false, + (capab & WLAN_CAPABILITY_SHORT_PREAMBLE) != 0); + } + + return changed; +} + int ieee80211_ht_cap_ie_to_ht_info(struct ieee80211_ht_cap *ht_cap_ie, struct ieee80211_ht_info *ht_info) { @@ -468,9 +492,7 @@ static void ieee80211_set_associated(struct net_device *dev, local->hw.conf.channel, ifsta->ssid, ifsta->ssid_len); if (bss) { - if (bss->has_erp_value) - changed |= ieee80211_handle_erp_ie( - sdata, bss->erp_value); + changed |= ieee80211_handle_bss_capability(sdata, bss); ieee80211_rx_bss_put(dev, bss); } @@ -2116,6 +2138,11 @@ static void ieee80211_rx_mgmt_beacon(struct net_device *dev, if (elems.erp_info && elems.erp_info_len >= 1) changed |= ieee80211_handle_erp_ie(sdata, elems.erp_info[0]); + else { + u16 capab = le16_to_cpu(mgmt->u.beacon.capab_info); + changed |= ieee80211_handle_protect_preamb(sdata, false, + (capab & WLAN_CAPABILITY_SHORT_PREAMBLE) != 0); + } if (elems.ht_cap_elem && elems.ht_info_elem && elems.wmm_param && local->ops->conf_ht && diff --git a/net/netfilter/xt_hashlimit.c b/net/netfilter/xt_hashlimit.c index dc29007..40d344b 100644 --- a/net/netfilter/xt_hashlimit.c +++ b/net/netfilter/xt_hashlimit.c @@ -466,38 +466,25 @@ static inline void rateinfo_recalc(struct dsthash_ent *dh, unsigned long now) static inline __be32 maskl(__be32 a, unsigned int l) { - return htonl(ntohl(a) & ~(~(u_int32_t)0 >> l)); + return l ? htonl(ntohl(a) & ~0 << (32 - l)) : 0; } #if defined(CONFIG_IP6_NF_IPTABLES) || defined(CONFIG_IP6_NF_IPTABLES_MODULE) static void hashlimit_ipv6_mask(__be32 *i, unsigned int p) { switch (p) { - case 0: - i[0] = i[1] = 0; - i[2] = i[3] = 0; - break; - case 1 ... 31: + case 0 ... 31: i[0] = maskl(i[0], p); i[1] = i[2] = i[3] = 0; break; - case 32: - i[1] = i[2] = i[3] = 0; - break; - case 33 ... 63: + case 32 ... 63: i[1] = maskl(i[1], p - 32); i[2] = i[3] = 0; break; - case 64: - i[2] = i[3] = 0; - break; - case 65 ... 95: + case 64 ... 95: i[2] = maskl(i[2], p - 64); i[3] = 0; - case 96: - i[3] = 0; - break; - case 97 ... 127: + case 96 ... 127: i[3] = maskl(i[3], p - 96); break; case 128: diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index e3a214f..f68a5c8 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -945,7 +945,7 @@ static int nl80211_new_station(struct sk_buff *skb, struct genl_info *info) nla_len(info->attrs[NL80211_ATTR_STA_SUPPORTED_RATES]); params.listen_interval = nla_get_u16(info->attrs[NL80211_ATTR_STA_LISTEN_INTERVAL]); - params.listen_interval = nla_get_u16(info->attrs[NL80211_ATTR_STA_AID]); + params.aid = nla_get_u16(info->attrs[NL80211_ATTR_STA_AID]); if (parse_station_flags(info->attrs[NL80211_ATTR_STA_FLAGS], ¶ms.station_flags)) diff --git a/net/xfrm/xfrm_user.c b/net/xfrm/xfrm_user.c index 5d96f27..019d21d 100644 --- a/net/xfrm/xfrm_user.c +++ b/net/xfrm/xfrm_user.c @@ -288,7 +288,7 @@ static void copy_from_user_state(struct xfrm_state *x, struct xfrm_usersa_info * memcpy(&x->props.saddr, &p->saddr, sizeof(x->props.saddr)); x->props.flags = p->flags; - if (x->props.mode == XFRM_MODE_TRANSPORT) + if (!x->sel.family) x->sel.family = p->family; } |