Merge davem@outer-richmond.davemloft.net:src/GIT/net-2.6/
authorDavid S. Miller <davem@sunset.davemloft.net>
Sat, 10 Sep 2005 18:01:33 +0000 (11:01 -0700)
committerDavid S. Miller <davem@sunset.davemloft.net>
Sat, 10 Sep 2005 18:01:33 +0000 (11:01 -0700)
include/linux/in6.h
include/linux/ipv6.h
net/dccp/ccids/ccid3.c
net/dccp/ccids/ccid3.h
net/dccp/ipv4.c
net/dccp/output.c
net/ipv6/exthdrs.c
net/ipv6/netfilter/ip6t_rt.c

index bd32b79..304aaed 100644 (file)
@@ -198,27 +198,43 @@ struct in6_flowlabel_req
  * MCAST_MSFILTER              48
  */
 
-/* RFC3542 advanced socket options (50-67) */
-#define IPV6_RECVPKTINFO       50
-#define IPV6_PKTINFO           51
-#if 0
-#define IPV6_RECVPATHMTU       52
-#define IPV6_PATHMTU           53
-#define IPV6_DONTFRAG          54
-#define IPV6_USE_MIN_MTU       55
-#endif
-#define IPV6_RECVHOPOPTS       56
-#define IPV6_HOPOPTS           57
-#if 0
-#define IPV6_RECVRTHDRDSTOPTS  58      /* Unused, see net/ipv6/datagram.c */
+/*
+ * Advanced API (RFC3542) (1)
+ *
+ * Note: IPV6_RECVRTHDRDSTOPTS does not exist. see net/ipv6/datagram.c.
+ */
+
+#define IPV6_RECVPKTINFO       49
+#define IPV6_PKTINFO           50
+#define IPV6_RECVHOPLIMIT      51
+#define IPV6_HOPLIMIT          52
+#define IPV6_RECVHOPOPTS       53
+#define IPV6_HOPOPTS           54
+#define IPV6_RTHDRDSTOPTS      55
+#define IPV6_RECVRTHDR         56
+#define IPV6_RTHDR             57
+#define IPV6_RECVDSTOPTS       58
+#define IPV6_DSTOPTS           59
+#if 0  /* not yet */
+#define IPV6_RECVPATHMTU       60
+#define IPV6_PATHMTU           61
+#define IPV6_DONTFRAG          62
+#define IPV6_USE_MIN_MTU       63
 #endif
-#define IPV6_RTHDRDSTOPTS      59
-#define IPV6_RECVRTHDR         60
-#define IPV6_RTHDR             61
-#define IPV6_RECVDSTOPTS       62
-#define IPV6_DSTOPTS           63
-#define IPV6_RECVHOPLIMIT      64
-#define IPV6_HOPLIMIT          65
+
+/*
+ * Netfilter
+ *
+ * Following socket options are used in ip6_tables;
+ * see include/linux/netfilter_ipv6/ip6_tables.h.
+ *
+ * IP6T_SO_SET_REPLACE / IP6T_SO_GET_INFO              64
+ * IP6T_SO_SET_ADD_COUNTERS / IP6T_SO_GET_ENTRIES      65
+ */
+
+/*
+ * Advanced API (RFC3542) (2)
+ */
 #define IPV6_RECVTCLASS                66
 #define IPV6_TCLASS            67
 
index 6c5f7b3..bb6f88e 100644 (file)
@@ -68,7 +68,7 @@ struct ipv6_opt_hdr {
 
 struct rt0_hdr {
        struct ipv6_rt_hdr      rt_hdr;
-       __u32                   bitmap;         /* strict/loose bit map */
+       __u32                   reserved;
        struct in6_addr         addr[0];
 
 #define rt0_type               rt_hdr.type
index ea30012..e05f4f9 100644 (file)
@@ -78,13 +78,11 @@ static struct dccp_li_hist *ccid3_li_hist;
 
 static int ccid3_init(struct sock *sk)
 {
-       ccid3_pr_debug("%s, sk=%p\n", dccp_role(sk), sk);
        return 0;
 }
 
 static void ccid3_exit(struct sock *sk)
 {
-       ccid3_pr_debug("%s, sk=%p\n", dccp_role(sk), sk);
 }
 
 /* TFRC sender states */
@@ -287,14 +285,14 @@ static int ccid3_hc_tx_send_packet(struct sock *sk,
        long delay;
        int rc = -ENOTCONN;
 
-       /* Check if pure ACK or Terminating*/
+       BUG_ON(hctx == NULL || hctx->ccid3hctx_state == TFRC_SSTATE_TERM);
 
+       /* Check if pure ACK or Terminating*/
        /*
         * XXX: We only call this function for DATA and DATAACK, on, these
         * packets can have zero length, but why the comment about "pure ACK"?
         */
-       if (hctx == NULL || len == 0 ||
-           hctx->ccid3hctx_state == TFRC_SSTATE_TERM)
+       if (unlikely(len == 0))
                goto out;
 
        /* See if last packet allocated was not sent */
@@ -304,10 +302,10 @@ static int ccid3_hc_tx_send_packet(struct sock *sk,
                                                    SLAB_ATOMIC);
 
                rc = -ENOBUFS;
-               if (new_packet == NULL) {
-                       ccid3_pr_debug("%s, sk=%p, not enough mem to add "
-                                      "to history, send refused\n",
-                                      dccp_role(sk), sk);
+               if (unlikely(new_packet == NULL)) {
+                       LIMIT_NETDEBUG(KERN_WARNING "%s: %s, sk=%p, not enough "
+                                      "mem to add to history, send refused\n",
+                                      __FUNCTION__, dccp_role(sk), sk);
                        goto out;
                }
 
@@ -318,9 +316,6 @@ static int ccid3_hc_tx_send_packet(struct sock *sk,
 
        switch (hctx->ccid3hctx_state) {
        case TFRC_SSTATE_NO_SENT:
-               ccid3_pr_debug("%s, sk=%p, first packet(%llu)\n",
-                              dccp_role(sk), sk, dp->dccps_gss);
-
                hctx->ccid3hctx_no_feedback_timer.function = ccid3_hc_tx_no_feedback_timer;
                hctx->ccid3hctx_no_feedback_timer.data     = (unsigned long)sk;
                sk_reset_timer(sk, &hctx->ccid3hctx_no_feedback_timer,
@@ -328,7 +323,7 @@ static int ccid3_hc_tx_send_packet(struct sock *sk,
                hctx->ccid3hctx_last_win_count   = 0;
                hctx->ccid3hctx_t_last_win_count = now;
                ccid3_hc_tx_set_state(sk, TFRC_SSTATE_NO_FBACK);
-               hctx->ccid3hctx_t_ipi = TFRC_INITIAL_TIMEOUT;
+               hctx->ccid3hctx_t_ipi = TFRC_INITIAL_IPI;
 
                /* Set nominal send time for initial packet */
                hctx->ccid3hctx_t_nom = now;
@@ -341,7 +336,6 @@ static int ccid3_hc_tx_send_packet(struct sock *sk,
        case TFRC_SSTATE_FBACK:
                delay = (timeval_delta(&now, &hctx->ccid3hctx_t_nom) -
                         hctx->ccid3hctx_delta);
-               ccid3_pr_debug("send_packet delay=%ld\n", delay);
                delay /= -1000;
                /* divide by -1000 is to convert to ms and get sign right */
                rc = delay > 0 ? delay : 0;
@@ -371,13 +365,7 @@ static void ccid3_hc_tx_packet_sent(struct sock *sk, int more, int len)
        struct ccid3_hc_tx_sock *hctx = ccid3_hc_tx_sk(sk);
        struct timeval now;
 
-       BUG_ON(hctx == NULL);
-
-       if (hctx->ccid3hctx_state == TFRC_SSTATE_TERM) {
-               ccid3_pr_debug("%s, sk=%p, while state is TFRC_SSTATE_TERM!\n",
-                              dccp_role(sk), sk);
-               return;
-       }
+       BUG_ON(hctx == NULL || hctx->ccid3hctx_state == TFRC_SSTATE_TERM);
 
        dccp_timestamp(sk, &now);
 
@@ -387,14 +375,14 @@ static void ccid3_hc_tx_packet_sent(struct sock *sk, int more, int len)
                struct dccp_tx_hist_entry *packet;
 
                packet = dccp_tx_hist_head(&hctx->ccid3hctx_hist);
-               if (packet == NULL) {
-                       printk(KERN_CRIT "%s: packet doesn't exists in "
-                                        "history!\n", __FUNCTION__);
+               if (unlikely(packet == NULL)) {
+                       LIMIT_NETDEBUG(KERN_WARNING "%s: packet doesn't "
+                                      "exists in history!\n", __FUNCTION__);
                        return;
                }
-               if (packet->dccphtx_sent) {
-                       printk(KERN_CRIT "%s: no unsent packet in history!\n",
-                              __FUNCTION__);
+               if (unlikely(packet->dccphtx_sent)) {
+                       LIMIT_NETDEBUG(KERN_WARNING "%s: no unsent packet in "
+                                      "history!\n", __FUNCTION__);
                        return;
                }
                packet->dccphtx_tstamp = now;
@@ -465,14 +453,7 @@ static void ccid3_hc_tx_packet_recv(struct sock *sk, struct sk_buff *skb)
        u32 x_recv;
        u32 r_sample;
 
-       if (hctx == NULL)
-               return;
-
-       if (hctx->ccid3hctx_state == TFRC_SSTATE_TERM) {
-               ccid3_pr_debug("%s, sk=%p, received a packet when "
-                              "terminating!\n", dccp_role(sk), sk);
-               return;
-       }
+       BUG_ON(hctx == NULL || hctx->ccid3hctx_state == TFRC_SSTATE_TERM);
 
        /* we are only interested in ACKs */
        if (!(DCCP_SKB_CB(skb)->dccpd_type == DCCP_PKT_ACK ||
@@ -496,12 +477,12 @@ static void ccid3_hc_tx_packet_recv(struct sock *sk, struct sk_buff *skb)
                /* get t_recvdata from history */
                packet = dccp_tx_hist_find_entry(&hctx->ccid3hctx_hist,
                                                 DCCP_SKB_CB(skb)->dccpd_ack_seq);
-               if (packet == NULL) {
-                       ccid3_pr_debug("%s, sk=%p, seqno %llu(%s) does't "
-                                      "exist in history!\n",
-                                      dccp_role(sk), sk,
-                                      DCCP_SKB_CB(skb)->dccpd_ack_seq,
-                                      dccp_packet_name(DCCP_SKB_CB(skb)->dccpd_type));
+               if (unlikely(packet == NULL)) {
+                       LIMIT_NETDEBUG(KERN_WARNING "%s: %s, sk=%p, seqno "
+                                      "%llu(%s) does't exist in history!\n",
+                                      __FUNCTION__, dccp_role(sk), sk,
+                           (unsigned long long)DCCP_SKB_CB(skb)->dccpd_ack_seq,
+                               dccp_packet_name(DCCP_SKB_CB(skb)->dccpd_type));
                        return;
                }
 
@@ -509,8 +490,8 @@ static void ccid3_hc_tx_packet_recv(struct sock *sk, struct sk_buff *skb)
                dccp_timestamp(sk, &now);
                r_sample = timeval_delta(&now, &packet->dccphtx_tstamp);
                if (unlikely(r_sample <= t_elapsed))
-                       LIMIT_NETDEBUG(KERN_WARNING
-                                      "%s: r_sample=%uus, t_elapsed=%uus\n",
+                       LIMIT_NETDEBUG(KERN_WARNING "%s: r_sample=%uus, "
+                                      "t_elapsed=%uus\n",
                                       __FUNCTION__, r_sample, t_elapsed);
                else
                        r_sample -= t_elapsed;
@@ -606,10 +587,11 @@ static void ccid3_hc_tx_packet_recv(struct sock *sk, struct sk_buff *skb)
 
 static void ccid3_hc_tx_insert_options(struct sock *sk, struct sk_buff *skb)
 {
-       struct ccid3_hc_tx_sock *hctx = ccid3_hc_tx_sk(sk);
+       const struct ccid3_hc_tx_sock *hctx = ccid3_hc_tx_sk(sk);
 
-       if (hctx == NULL || !(sk->sk_state == DCCP_OPEN ||
-                             sk->sk_state == DCCP_PARTOPEN))
+       BUG_ON(hctx == NULL);
+
+       if (!(sk->sk_state == DCCP_OPEN || sk->sk_state == DCCP_PARTOPEN))
                return;
 
         DCCP_SKB_CB(skb)->dccpd_ccval = hctx->ccid3hctx_last_win_count;
@@ -624,8 +606,7 @@ static int ccid3_hc_tx_parse_options(struct sock *sk, unsigned char option,
        struct ccid3_hc_tx_sock *hctx = ccid3_hc_tx_sk(sk);
        struct ccid3_options_received *opt_recv;
 
-       if (hctx == NULL)
-               return 0;
+       BUG_ON(hctx == NULL);
 
        opt_recv = &hctx->ccid3hctx_options_received;
 
@@ -639,10 +620,10 @@ static int ccid3_hc_tx_parse_options(struct sock *sk, unsigned char option,
 
        switch (option) {
        case TFRC_OPT_LOSS_EVENT_RATE:
-               if (len != 4) {
-                       ccid3_pr_debug("%s, sk=%p, invalid len for "
-                                      "TFRC_OPT_LOSS_EVENT_RATE\n",
-                                      dccp_role(sk), sk);
+               if (unlikely(len != 4)) {
+                       LIMIT_NETDEBUG(KERN_WARNING "%s: %s, sk=%p, invalid "
+                                      "len for TFRC_OPT_LOSS_EVENT_RATE\n",
+                                      __FUNCTION__, dccp_role(sk), sk);
                        rc = -EINVAL;
                } else {
                        opt_recv->ccid3or_loss_event_rate = ntohl(*(u32 *)value);
@@ -660,10 +641,10 @@ static int ccid3_hc_tx_parse_options(struct sock *sk, unsigned char option,
                               opt_recv->ccid3or_loss_intervals_len);
                break;
        case TFRC_OPT_RECEIVE_RATE:
-               if (len != 4) {
-                       ccid3_pr_debug("%s, sk=%p, invalid len for "
-                                      "TFRC_OPT_RECEIVE_RATE\n",
-                                      dccp_role(sk), sk);
+               if (unlikely(len != 4)) {
+                       LIMIT_NETDEBUG(KERN_WARNING "%s: %s, sk=%p, invalid "
+                                      "len for TFRC_OPT_RECEIVE_RATE\n",
+                                      __FUNCTION__, dccp_role(sk), sk);
                        rc = -EINVAL;
                } else {
                        opt_recv->ccid3or_receive_rate = ntohl(*(u32 *)value);
@@ -682,8 +663,6 @@ static int ccid3_hc_tx_init(struct sock *sk)
        struct dccp_sock *dp = dccp_sk(sk);
        struct ccid3_hc_tx_sock *hctx;
 
-       ccid3_pr_debug("%s, sk=%p\n", dccp_role(sk), sk);
-
        dp->dccps_hc_tx_ccid_private = kmalloc(sizeof(*hctx), gfp_any());
        if (dp->dccps_hc_tx_ccid_private == NULL)
                return -ENOMEM;
@@ -712,7 +691,6 @@ static void ccid3_hc_tx_exit(struct sock *sk)
        struct dccp_sock *dp = dccp_sk(sk);
        struct ccid3_hc_tx_sock *hctx = ccid3_hc_tx_sk(sk);
 
-       ccid3_pr_debug("%s, sk=%p\n", dccp_role(sk), sk);
        BUG_ON(hctx == NULL);
 
        ccid3_hc_tx_set_state(sk, TFRC_SSTATE_TERM);
@@ -792,10 +770,10 @@ static void ccid3_hc_rx_send_feedback(struct sock *sk)
        }
 
        packet = dccp_rx_hist_find_data_packet(&hcrx->ccid3hcrx_hist);
-       if (packet == NULL) {
-               printk(KERN_CRIT "%s: %s, sk=%p, no data packet in history!\n",
-                      __FUNCTION__, dccp_role(sk), sk);
-               dump_stack();
+       if (unlikely(packet == NULL)) {
+               LIMIT_NETDEBUG(KERN_WARNING "%s: %s, sk=%p, no data packet "
+                              "in history!\n",
+                              __FUNCTION__, dccp_role(sk), sk);
                return;
        }
 
@@ -817,11 +795,12 @@ static void ccid3_hc_rx_send_feedback(struct sock *sk)
 
 static void ccid3_hc_rx_insert_options(struct sock *sk, struct sk_buff *skb)
 {
-       struct ccid3_hc_rx_sock *hcrx = ccid3_hc_rx_sk(sk);
+       const struct ccid3_hc_rx_sock *hcrx = ccid3_hc_rx_sk(sk);
        u32 x_recv, pinv;
 
-       if (hcrx == NULL || !(sk->sk_state == DCCP_OPEN ||
-                             sk->sk_state == DCCP_PARTOPEN))
+       BUG_ON(hcrx == NULL);
+
+       if (!(sk->sk_state == DCCP_OPEN || sk->sk_state == DCCP_PARTOPEN))
                return;
 
        DCCP_SKB_CB(skb)->dccpd_ccval = hcrx->ccid3hcrx_last_counter;
@@ -878,17 +857,17 @@ static u32 ccid3_hc_rx_calc_first_li(struct sock *sk)
                }
        }
 
-       if (step == 0) {
-               printk(KERN_CRIT "%s: %s, sk=%p, packet history contains no "
-                                "data packets!\n",
-                      __FUNCTION__, dccp_role(sk), sk);
+       if (unlikely(step == 0)) {
+               LIMIT_NETDEBUG(KERN_WARNING "%s: %s, sk=%p, packet history "
+                              "contains no data packets!\n",
+                              __FUNCTION__, dccp_role(sk), sk);
                return ~0;
        }
 
-       if (interval == 0) {
-               ccid3_pr_debug("%s, sk=%p, Could not find a win_count "
-                              "interval > 0. Defaulting to 1\n",
-                              dccp_role(sk), sk);
+       if (unlikely(interval == 0)) {
+               LIMIT_NETDEBUG(KERN_WARNING "%s: %s, sk=%p, Could not find a "
+                              "win_count interval > 0. Defaulting to 1\n",
+                              __FUNCTION__, dccp_role(sk), sk);
                interval = 1;
        }
 found:
@@ -931,8 +910,9 @@ static void ccid3_hc_rx_update_li(struct sock *sk, u64 seq_loss, u8 win_loss)
                if (li_tail == NULL)
                        return;
                li_tail->dccplih_interval = ccid3_hc_rx_calc_first_li(sk);
-       }
-       /* FIXME: find end of interval */
+       } else
+                   LIMIT_NETDEBUG(KERN_WARNING "%s: FIXME: find end of "
+                                  "interval\n", __FUNCTION__);
 }
 
 static void ccid3_hc_rx_detect_loss(struct sock *sk)
@@ -956,10 +936,8 @@ static void ccid3_hc_rx_packet_recv(struct sock *sk, struct sk_buff *skb)
        u32 p_prev, r_sample, t_elapsed;
        int ins;
 
-       if (hcrx == NULL)
-               return;
-
-       BUG_ON(!(hcrx->ccid3hcrx_state == TFRC_RSTATE_NO_DATA ||
+       BUG_ON(hcrx == NULL ||
+              !(hcrx->ccid3hcrx_state == TFRC_RSTATE_NO_DATA ||
                 hcrx->ccid3hcrx_state == TFRC_RSTATE_DATA));
 
        opt_recv = &dccp_sk(sk)->dccps_options_received;
@@ -978,8 +956,8 @@ static void ccid3_hc_rx_packet_recv(struct sock *sk, struct sk_buff *skb)
                t_elapsed = opt_recv->dccpor_elapsed_time * 10;
 
                if (unlikely(r_sample <= t_elapsed))
-                       LIMIT_NETDEBUG(KERN_WARNING
-                                      "%s: r_sample=%uus, t_elapsed=%uus\n",
+                       LIMIT_NETDEBUG(KERN_WARNING "%s: r_sample=%uus, "
+                                      "t_elapsed=%uus\n",
                                       __FUNCTION__, r_sample, t_elapsed);
                else
                        r_sample -= t_elapsed;
@@ -997,19 +975,16 @@ static void ccid3_hc_rx_packet_recv(struct sock *sk, struct sk_buff *skb)
                break;
        case DCCP_PKT_DATA:
                break;
-       default:
-               ccid3_pr_debug("%s, sk=%p, not DATA/DATAACK/ACK packet(%s)\n",
-                              dccp_role(sk), sk,
-                              dccp_packet_name(DCCP_SKB_CB(skb)->dccpd_type));
+       default: /* We're not interested in other packet types, move along */
                return;
        }
 
        packet = dccp_rx_hist_entry_new(ccid3_rx_hist, sk, opt_recv->dccpor_ndp,
                                        skb, SLAB_ATOMIC);
-       if (packet == NULL) {
-               ccid3_pr_debug("%s, sk=%p, Not enough mem to add rx packet "
-                              "to history (consider it lost)!",
-                              dccp_role(sk), sk);
+       if (unlikely(packet == NULL)) {
+               LIMIT_NETDEBUG(KERN_WARNING "%s: %s, sk=%p, Not enough mem to "
+                               "add rx packet to history, consider it lost!\n",
+                              __FUNCTION__, dccp_role(sk), sk);
                return;
        }
 
@@ -1102,10 +1077,7 @@ static void ccid3_hc_rx_exit(struct sock *sk)
        struct ccid3_hc_rx_sock *hcrx = ccid3_hc_rx_sk(sk);
        struct dccp_sock *dp = dccp_sk(sk);
 
-       ccid3_pr_debug("%s, sk=%p\n", dccp_role(sk), sk);
-
-       if (hcrx == NULL)
-               return;
+       BUG_ON(hcrx == NULL);
 
        ccid3_hc_rx_set_state(sk, TFRC_RSTATE_TERM);
 
@@ -1123,8 +1095,7 @@ static void ccid3_hc_rx_get_info(struct sock *sk, struct tcp_info *info)
 {
        const struct ccid3_hc_rx_sock *hcrx = ccid3_hc_rx_sk(sk);
 
-       if (hcrx == NULL)
-               return;
+       BUG_ON(hcrx == NULL);
 
        info->tcpi_ca_state     = hcrx->ccid3hcrx_state;
        info->tcpi_options      |= TCPI_OPT_TIMESTAMPS;
@@ -1135,8 +1106,7 @@ static void ccid3_hc_tx_get_info(struct sock *sk, struct tcp_info *info)
 {
        const struct ccid3_hc_tx_sock *hctx = ccid3_hc_tx_sk(sk);
 
-       if (hctx == NULL)
-               return;
+       BUG_ON(hctx == NULL);
 
        info->tcpi_rto = hctx->ccid3hctx_t_rto;
        info->tcpi_rtt = hctx->ccid3hctx_rtt;
index d16f00d..eb24877 100644 (file)
@@ -48,6 +48,8 @@
 /* Two seconds as per CCID3 spec */
 #define TFRC_INITIAL_TIMEOUT      (2 * USEC_PER_SEC)
 
+#define TFRC_INITIAL_IPI          (USEC_PER_SEC / 4)
+
 /* In usecs - half the scheduling granularity as per RFC3448 4.6 */
 #define TFRC_OPSYS_HALF_TIME_GRAN  (USEC_PER_SEC / (2 * HZ))
 
index fee9a8c..2afaa46 100644 (file)
@@ -641,16 +641,12 @@ int dccp_v4_send_reset(struct sock *sk, enum dccp_reset_codes code)
 
        skb = dccp_make_reset(sk, sk->sk_dst_cache, code);
        if (skb != NULL) {
-               const struct dccp_sock *dp = dccp_sk(sk);
                const struct inet_sock *inet = inet_sk(sk);
 
                err = ip_build_and_send_pkt(skb, sk,
                                            inet->saddr, inet->daddr, NULL);
                if (err == NET_XMIT_CN)
                        err = 0;
-
-               ccid_hc_rx_exit(dp->dccps_hc_rx_ccid, sk);
-               ccid_hc_tx_exit(dp->dccps_hc_tx_ccid, sk);
        }
 
        return err;
index 28de157..ea6d0e9 100644 (file)
@@ -522,7 +522,4 @@ void dccp_send_close(struct sock *sk, const int active)
                dccp_transmit_skb(sk, skb_clone(skb, prio));
        } else
                dccp_transmit_skb(sk, skb);
-
-       ccid_hc_rx_exit(dp->dccps_hc_rx_ccid, sk);
-       ccid_hc_tx_exit(dp->dccps_hc_tx_ccid, sk);
 }
index 4712272..9225495 100644 (file)
@@ -406,8 +406,7 @@ ipv6_invert_rthdr(struct sock *sk, struct ipv6_rt_hdr *hdr)
 
        memcpy(opt->srcrt, hdr, sizeof(*hdr));
        irthdr = (struct rt0_hdr*)opt->srcrt;
-       /* Obsolete field, MBZ, when originated by us */
-       irthdr->bitmap = 0;
+       irthdr->reserved = 0;
        opt->srcrt->segments_left = n;
        for (i=0; i<n; i++)
                memcpy(irthdr->addr+i, rthdr->addr+(n-1-i), 16);
index a9526b7..2bb6700 100644 (file)
@@ -161,8 +161,8 @@ match(const struct sk_buff *skb,
                            ((rtinfo->hdrlen == hdrlen) ^
                            !!(rtinfo->invflags & IP6T_RT_INV_LEN))));
        DEBUGP("res %02X %02X %02X ", 
-                       (rtinfo->flags & IP6T_RT_RES), ((struct rt0_hdr *)rh)->bitmap,
-                       !((rtinfo->flags & IP6T_RT_RES) && (((struct rt0_hdr *)rh)->bitmap)));
+                       (rtinfo->flags & IP6T_RT_RES), ((struct rt0_hdr *)rh)->reserved,
+                       !((rtinfo->flags & IP6T_RT_RES) && (((struct rt0_hdr *)rh)->reserved)));
 
        ret = (rh != NULL)
                        &&
@@ -179,12 +179,12 @@ match(const struct sk_buff *skb,
                            !!(rtinfo->invflags & IP6T_RT_INV_TYP)));
 
        if (ret && (rtinfo->flags & IP6T_RT_RES)) {
-               u_int32_t *bp, _bitmap;
-               bp = skb_header_pointer(skb,
-                                       ptr + offsetof(struct rt0_hdr, bitmap),
-                                       sizeof(_bitmap), &_bitmap);
+               u_int32_t *rp, _reserved;
+               rp = skb_header_pointer(skb,
+                                       ptr + offsetof(struct rt0_hdr, reserved),
+                                       sizeof(_reserved), &_reserved);
 
-               ret = (*bp == 0);
+               ret = (*rp == 0);
        }
 
        DEBUGP("#%d ",rtinfo->addrnr);