[APPLETALK]: Fix broadcast bug.

[pandora-kernel.git] / net / appletalk / ddp.c

diff --git a/net/appletalk/ddp.c b/net/appletalk/ddp.c
index 1d31b3a..7982656 100644 (file)
--- a/net/appletalk/ddp.c
+++ b/net/appletalk/ddp.c
@@ -100,8 +100,7 @@ static struct sock *atalk_search_socket(struct sockaddr_at *to,
                        continue;
 
                if (to->sat_addr.s_net == ATADDR_ANYNET &&
-                   to->sat_addr.s_node == ATADDR_BCAST &&
-                   at->src_net == atif->address.s_net)
+                   to->sat_addr.s_node == ATADDR_BCAST)
                        goto found;
 
                if (to->sat_addr.s_net == at->src_net &&
@@ -1443,8 +1442,10 @@ static int atalk_rcv(struct sk_buff *skb, struct net_device *dev,
        else
                atif = atalk_find_interface(ddp->deh_dnet, ddp->deh_dnode);
 
-       /* Not ours, so we route the packet via the correct AppleTalk iface */
        if (!atif) {
+               /* Not ours, so we route the packet via the correct
+                * AppleTalk iface
+                */
                atalk_route_packet(skb, dev, ddp, &ddphv, origlen);
                goto out;
        }
@@ -1592,9 +1593,6 @@ static int atalk_sendmsg(struct kiocb *iocb, struct socket *sock, struct msghdr
 
        if (usat->sat_addr.s_net || usat->sat_addr.s_node == ATADDR_ANYNODE) {
                rt = atrtr_find(&usat->sat_addr);
-               if (!rt)
-                       return -ENETUNREACH;
-
                dev = rt->dev;
        } else {
                struct atalk_addr at_hint;
@@ -1603,11 +1601,12 @@ static int atalk_sendmsg(struct kiocb *iocb, struct socket *sock, struct msghdr
                at_hint.s_net  = at->src_net;
 
                rt = atrtr_find(&at_hint);
-               if (!rt)
-                       return -ENETUNREACH;
-
                dev = rt->dev;
        }
+       if (!rt)
+               return -ENETUNREACH;
+
+       dev = rt->dev;
 
        SOCK_DEBUG(sk, "SK %p: Size needed %d, device %s\n",
                        sk, size, dev->name);
@@ -1677,6 +1676,20 @@ static int atalk_sendmsg(struct kiocb *iocb, struct socket *sock, struct msghdr
                SOCK_DEBUG(sk, "SK %p: Loop back.\n", sk);
                /* loop back */
                skb_orphan(skb);
+               if (ddp->deh_dnode == ATADDR_BCAST) {
+                       struct atalk_addr at_lo;
+
+                       at_lo.s_node = 0;
+                       at_lo.s_net  = 0;
+
+                       rt = atrtr_find(&at_lo);
+                       if (!rt) {
+                               kfree_skb(skb);
+                               return -ENETUNREACH;
+                       }
+                       dev = rt->dev;
+                       skb->dev = dev;
+               }
                ddp_dl->request(ddp_dl, skb, dev->dev_addr);
        } else {
                SOCK_DEBUG(sk, "SK %p: send out.\n", sk);