linux-2.4.2-raw-ip.patch

   1 --- linux-2.4.2/net/ipv4/raw.c  Fri Feb  9 14:29:44 2001
   2 +++ linux/net/ipv4/raw.c        Wed Feb 28 17:43:59 2001
   3 @@ -54,6 +54,7 @@
   4  #include <linux/inet.h>
   5  #include <linux/netdevice.h>
   6  #include <linux/mroute.h>
   7 +#include <linux/igmp.h>
   8  #include <net/ip.h>
   9  #include <net/protocol.h>
  10  #include <linux/skbuff.h>
  11 @@ -107,6 +108,18 @@
  12                    !(s->rcv_saddr && s->rcv_saddr != laddr)     &&
  13                    !(s->bound_dev_if && s->bound_dev_if != dif))
  14                         break; /* gotcha */
  15 +               if (LOCAL_MCAST(laddr)) {
  16 +
  17 +                   struct ip_mc_socklist *iml;
  18 +                   struct ip_mreqn *imr;
  19 +
  20 +                   for (iml=sk->protinfo.af_inet.mc_list; iml; iml=iml->next) {
  21 +                     imr = &(iml->multi);
  22 +                     if ((imr->imr_multiaddr.s_addr == laddr) && !(imr->imr_ifindex && imr->imr_ifindex != dif))
  23 +                               return s;
  24 +                   }
  25 +
  26 +               }
  27         }
  28         return s;
  29  }
  30