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-rw-r--r--net/appletalk/ddp.c19
1 files changed, 19 insertions, 0 deletions
diff --git a/net/appletalk/ddp.c b/net/appletalk/ddp.c
index 697ac55e29dc..7b1eb9a4fc96 100644
--- a/net/appletalk/ddp.c
+++ b/net/appletalk/ddp.c
@@ -1819,6 +1819,22 @@ static int atalk_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg)
return rc;
}
+
+#ifdef CONFIG_COMPAT
+static int atalk_compat_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg)
+{
+ /*
+ * All Appletalk ioctls except SIOCATALKDIFADDR are standard. And
+ * SIOCATALKDIFADDR is handled by upper layer as well, so there is
+ * nothing to do. Eventually SIOCATALKDIFADDR should be moved
+ * here so there is no generic SIOCPROTOPRIVATE translation in the
+ * system.
+ */
+ return -ENOIOCTLCMD;
+}
+#endif
+
+
static struct net_proto_family atalk_family_ops = {
.family = PF_APPLETALK,
.create = atalk_create,
@@ -1836,6 +1852,9 @@ static const struct proto_ops SOCKOPS_WRAPPED(atalk_dgram_ops) = {
.getname = atalk_getname,
.poll = datagram_poll,
.ioctl = atalk_ioctl,
+#ifdef CONFIG_COMPAT
+ .compat_ioctl = atalk_compat_ioctl,
+#endif
.listen = sock_no_listen,
.shutdown = sock_no_shutdown,
.setsockopt = sock_no_setsockopt,