diff options
Diffstat (limited to 'include/net/ieee802154_netdev.h')
| -rw-r--r-- | include/net/ieee802154_netdev.h | 25 |
1 files changed, 7 insertions, 18 deletions
diff --git a/include/net/ieee802154_netdev.h b/include/net/ieee802154_netdev.h index 6e4d3e1071b5..bc9a7475e57e 100644 --- a/include/net/ieee802154_netdev.h +++ b/include/net/ieee802154_netdev.h @@ -222,8 +222,9 @@ static inline void ieee802154_addr_to_sa(struct ieee802154_addr_sa *sa, */ struct ieee802154_mac_cb { u8 lqi; - u8 flags; - u8 seq; + u8 type; + bool ackreq; + bool secen; struct ieee802154_addr source; struct ieee802154_addr dest; }; @@ -233,24 +234,12 @@ static inline struct ieee802154_mac_cb *mac_cb(struct sk_buff *skb) return (struct ieee802154_mac_cb *)skb->cb; } -#define MAC_CB_FLAG_TYPEMASK ((1 << 3) - 1) - -#define MAC_CB_FLAG_ACKREQ (1 << 3) -#define MAC_CB_FLAG_SECEN (1 << 4) - -static inline bool mac_cb_is_ackreq(struct sk_buff *skb) -{ - return mac_cb(skb)->flags & MAC_CB_FLAG_ACKREQ; -} - -static inline bool mac_cb_is_secen(struct sk_buff *skb) +static inline struct ieee802154_mac_cb *mac_cb_init(struct sk_buff *skb) { - return mac_cb(skb)->flags & MAC_CB_FLAG_SECEN; -} + BUILD_BUG_ON(sizeof(struct ieee802154_mac_cb) > sizeof(skb->cb)); -static inline int mac_cb_type(struct sk_buff *skb) -{ - return mac_cb(skb)->flags & MAC_CB_FLAG_TYPEMASK; + memset(skb->cb, 0, sizeof(struct ieee802154_mac_cb)); + return mac_cb(skb); } #define IEEE802154_MAC_SCAN_ED 0 |