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authorDmitry Baryshkov <dbaryshkov@gmail.com>2009-08-07 02:58:44 +0000
committerDavid S. Miller <davem@davemloft.net>2009-08-12 21:54:51 -0700
commitacb8aacda3f0bc3aeb652f4365c078a2b0adb0bf (patch)
tree1f80a689cce54e35bbecb807c3da8655e6c5f10b /net/ieee802154
parent99eb8558642b988055d2b8b16a334475550f78d3 (diff)
downloadlinux-2.6.34-ux500-acb8aacda3f0bc3aeb652f4365c078a2b0adb0bf.tar.gz
nl802154: support START-CONFIRM primitive
Signed-off-by: Dmitry Eremin-Solenikov <dbaryshkov@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ieee802154')
-rw-r--r--net/ieee802154/netlink.c32
1 files changed, 32 insertions, 0 deletions
diff --git a/net/ieee802154/netlink.c b/net/ieee802154/netlink.c
index 3fe02b394ad..cd0567f0671 100644
--- a/net/ieee802154/netlink.c
+++ b/net/ieee802154/netlink.c
@@ -31,6 +31,7 @@
#include <linux/nl802154.h>
#include <net/af_ieee802154.h>
#include <net/nl802154.h>
+#include <net/ieee802154.h>
#include <net/ieee802154_netdev.h>
static unsigned int ieee802154_seq_num;
@@ -262,6 +263,31 @@ nla_put_failure:
}
EXPORT_SYMBOL(ieee802154_nl_scan_confirm);
+int ieee802154_nl_start_confirm(struct net_device *dev, u8 status)
+{
+ struct sk_buff *msg;
+
+ pr_debug("%s\n", __func__);
+
+ msg = ieee802154_nl_create(0, IEEE802154_START_CONF);
+ if (!msg)
+ return -ENOBUFS;
+
+ NLA_PUT_STRING(msg, IEEE802154_ATTR_DEV_NAME, dev->name);
+ NLA_PUT_U32(msg, IEEE802154_ATTR_DEV_INDEX, dev->ifindex);
+ NLA_PUT(msg, IEEE802154_ATTR_HW_ADDR, IEEE802154_ADDR_LEN,
+ dev->dev_addr);
+
+ NLA_PUT_U8(msg, IEEE802154_ATTR_STATUS, status);
+
+ return ieee802154_nl_finish(msg);
+
+nla_put_failure:
+ nlmsg_free(msg);
+ return -ENOBUFS;
+}
+EXPORT_SYMBOL(ieee802154_nl_start_confirm);
+
static int ieee802154_nl_fill_iface(struct sk_buff *msg, u32 pid,
u32 seq, int flags, struct net_device *dev)
{
@@ -462,6 +488,12 @@ static int ieee802154_start_req(struct sk_buff *skb, struct genl_info *info)
blx = nla_get_u8(info->attrs[IEEE802154_ATTR_BAT_EXT]);
coord_realign = nla_get_u8(info->attrs[IEEE802154_ATTR_COORD_REALIGN]);
+ if (addr.short_addr == IEEE802154_ADDR_BROADCAST) {
+ ieee802154_nl_start_confirm(dev, IEEE802154_NO_SHORT_ADDRESS);
+ dev_put(dev);
+ return -EINVAL;
+ }
+
ret = ieee802154_mlme_ops(dev)->start_req(dev, &addr, channel,
bcn_ord, sf_ord, pan_coord, blx, coord_realign);