summaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
authorRémi Denis-Courmont <remi.denis-courmont@nokia.com>2009-09-23 03:17:11 +0000
committerDavid S. Miller <davem@davemloft.net>2009-09-24 15:38:57 -0700
commit18a1166de994685d770425086b2bcc1ba567f7ed (patch)
tree748916e0e5640506b438b7bcafb863153a4c0816
parent582b0b611345fc8d9ab8a0605d2f14c468902719 (diff)
downloadop-kernel-dev-18a1166de994685d770425086b2bcc1ba567f7ed.zip
op-kernel-dev-18a1166de994685d770425086b2bcc1ba567f7ed.tar.gz
Phonet: error on broadcast sending (unimplemented)
If we ever implement this, then we can stop returning an error. Signed-off-by: Rémi Denis-Courmont <remi.denis-courmont@nokia.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--include/linux/phonet.h1
-rw-r--r--net/phonet/af_phonet.c6
2 files changed, 7 insertions, 0 deletions
diff --git a/include/linux/phonet.h b/include/linux/phonet.h
index 1ef5a07..e5126cf 100644
--- a/include/linux/phonet.h
+++ b/include/linux/phonet.h
@@ -38,6 +38,7 @@
#define PNPIPE_IFINDEX 2
#define PNADDR_ANY 0
+#define PNADDR_BROADCAST 0xFC
#define PNPORT_RESOURCE_ROUTING 0
/* Values for PNPIPE_ENCAP option */
diff --git a/net/phonet/af_phonet.c b/net/phonet/af_phonet.c
index a662e62..f60c0c2 100644
--- a/net/phonet/af_phonet.c
+++ b/net/phonet/af_phonet.c
@@ -168,6 +168,12 @@ static int pn_send(struct sk_buff *skb, struct net_device *dev,
goto drop;
}
+ /* Broadcast sending is not implemented */
+ if (pn_addr(dst) == PNADDR_BROADCAST) {
+ err = -EOPNOTSUPP;
+ goto drop;
+ }
+
skb_reset_transport_header(skb);
WARN_ON(skb_headroom(skb) & 1); /* HW assumes word alignment */
skb_push(skb, sizeof(struct phonethdr));
OpenPOWER on IntegriCloud