Merge master.kernel.org:/home/rmk/linux-2.6-mmc

[powerpc.git] / net / ipv4 / icmp.c

diff --git a/net/ipv4/icmp.c b/net/ipv4/icmp.c
index badfc58..e3eceec 100644 (file)
--- a/net/ipv4/icmp.c
+++ b/net/ipv4/icmp.c
@@ -114,7 +114,7 @@ struct icmp_bxm {
 /*
  *     Statistics
  */
-DEFINE_SNMP_STAT(struct icmp_mib, icmp_statistics);
+DEFINE_SNMP_STAT(struct icmp_mib, icmp_statistics) __read_mostly;
 
 /* An array of errno for error messages from dest unreach. */
 /* RFC 1122: 3.2.2.1 States that NET_UNREACH, HOST_UNREACH and SR_FAILED MUST be considered 'transient errs'. */
@@ -188,7 +188,7 @@ struct icmp_err icmp_err_convert[] = {
 
 /* Control parameters for ECHO replies. */
 int sysctl_icmp_echo_ignore_all;
-int sysctl_icmp_echo_ignore_broadcasts;
+int sysctl_icmp_echo_ignore_broadcasts = 1;
 
 /* Control parameter - ignore bogus broadcast responses? */
 int sysctl_icmp_ignore_bogus_error_responses;
@@ -627,11 +627,10 @@ static void icmp_unreach(struct sk_buff *skb)
                        break;
                case ICMP_FRAG_NEEDED:
                        if (ipv4_config.no_pmtu_disc) {
-                               LIMIT_NETDEBUG(
-                                       printk(KERN_INFO "ICMP: %u.%u.%u.%u: "
+                               LIMIT_NETDEBUG(KERN_INFO "ICMP: %u.%u.%u.%u: "
                                                         "fragmentation needed "
                                                         "and DF set.\n",
-                                              NIPQUAD(iph->daddr)));
+                                              NIPQUAD(iph->daddr));
                        } else {
                                info = ip_rt_frag_needed(iph,
                                                     ntohs(icmph->un.frag.mtu));
@@ -640,10 +639,9 @@ static void icmp_unreach(struct sk_buff *skb)
                        }
                        break;
                case ICMP_SR_FAILED:
-                       LIMIT_NETDEBUG(
-                               printk(KERN_INFO "ICMP: %u.%u.%u.%u: Source "
+                       LIMIT_NETDEBUG(KERN_INFO "ICMP: %u.%u.%u.%u: Source "
                                                 "Route Failed.\n",
-                                      NIPQUAD(iph->daddr)));
+                                      NIPQUAD(iph->daddr));
                        break;
                default:
                        break;
@@ -936,11 +934,11 @@ int icmp_rcv(struct sk_buff *skb)
        case CHECKSUM_HW:
                if (!(u16)csum_fold(skb->csum))
                        break;
-               LIMIT_NETDEBUG(printk(KERN_DEBUG "icmp v4 hw csum failure\n"));
+               /* fall through */
        case CHECKSUM_NONE:
-               if ((u16)csum_fold(skb_checksum(skb, 0, skb->len, 0)))
+               skb->csum = 0;
+               if (__skb_checksum_complete(skb))
                        goto error;
-       default:;
        }
 
        if (!pskb_pull(skb, sizeof(struct icmphdr)))
@@ -1110,12 +1108,9 @@ void __init icmp_init(struct net_proto_family *ops)
        struct inet_sock *inet;
        int i;
 
-       for (i = 0; i < NR_CPUS; i++) {
+       for_each_cpu(i) {
                int err;
 
-               if (!cpu_possible(i))
-                       continue;
-
                err = sock_create_kern(PF_INET, SOCK_RAW, IPPROTO_ICMP,
                                       &per_cpu(__icmp_socket, i));