This patch use the validation function to check if an extended address
is valid or not while set the extended address.
Signed-off-by: Alexander Aring <alex.aring@xxxxxxxxx>
---
net/mac802154/iface.c | 8 ++++++--
1 file changed, 6 insertions(+), 2 deletions(-)
diff --git a/net/mac802154/iface.c b/net/mac802154/iface.c
index eaad665..ceedf3e 100644
--- a/net/mac802154/iface.c
+++ b/net/mac802154/iface.c
@@ -112,13 +112,17 @@ static int mac802154_wpan_mac_addr(struct net_device *dev, void *p)
{
struct ieee802154_sub_if_data *sdata = IEEE802154_DEV_TO_SUB_IF(dev);
struct sockaddr *addr = p;
+ __le64 extended_addr;
if (netif_running(dev))
return -EBUSY;
- /* FIXME: validate addr */
+ extended_addr = ieee802154_netdev_to_extended_addr(addr->sa_data);
+ if (!ieee802154_is_valid_extended_addr(extended_addr))
+ return -EINVAL;
+
memcpy(dev->dev_addr, addr->sa_data, dev->addr_len);
- sdata->extended_addr = ieee802154_netdev_to_extended_addr(dev->dev_addr);
+ sdata->extended_addr = extended_addr;
return mac802154_wpan_update_llsec(dev);
}
--
2.1.3
--
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