diff options
| author |   Thomas Graf <tgraf@suug.ch> | 2006-11-24 17:14:51 -0800 |
|---|---|---|
| committer |   David S. Miller <davem@sunset.davemloft.net> | 2006-12-02 21:30:30 -0800 |
| commit | 4a89c2562cb81c24c515b9de041aced4d21cb6d1 (patch) | |
| tree | 9c4610a00e49f2318601122a4634a8ee78764a75 /include/net | |
| parent | [DECNET] address: Rename rtmsg_ifa() to dn_ifaddr_notify() (diff) | |
| download | linux-dev-4a89c2562cb81c24c515b9de041aced4d21cb6d1.tar.xz linux-dev-4a89c2562cb81c24c515b9de041aced4d21cb6d1.zip | |
[DECNET] address: Convert to new netlink interface
Extends the netlink interface to support the __le16 type and
converts address addition, deletion and, dumping to use the
new netlink interface.
Fixes multiple occasions of possible illegal memory references
due to not validated netlink attributes.
Signed-off-by: Thomas Graf <tgraf@suug.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net')
| -rw-r--r-- | include/net/netlink.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/include/net/netlink.h b/include/net/netlink.h index 30021339157c..fd75fd65d59e 100644 --- a/include/net/netlink.h +++ b/include/net/netlink.h @@ -829,6 +829,9 @@ static inline int nla_put_msecs(struct sk_buff *skb, int attrtype, #define NLA_PUT_U16(skb, attrtype, value) \ NLA_PUT_TYPE(skb, u16, attrtype, value) +#define NLA_PUT_LE16(skb, attrtype, value) \ + NLA_PUT_TYPE(skb, __le16, attrtype, value) + #define NLA_PUT_U32(skb, attrtype, value) \ NLA_PUT_TYPE(skb, u32, attrtype, value) @@ -875,6 +878,15 @@ static inline u16 nla_get_u16(struct nlattr *nla) } /** + * nla_get_le16 - return payload of __le16 attribute + * @nla: __le16 netlink attribute + */ +static inline __le16 nla_get_le16(struct nlattr *nla) +{ + return *(__le16 *) nla_data(nla); +} + +/** * nla_get_u8 - return payload of u8 attribute * @nla: u8 netlink attribute */ |