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mac802154: iface: add validation for extended address 

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@gmail.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
This commit is contained in:
Alexander Aring 2014-11-02 04:18:46 +01:00 committed by Marcel Holtmann
parent cb904b0a16
commit ea7053c1df
1 changed files with 6 additions and 2 deletions
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8
net/mac802154/iface.c
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@ -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);
}