extern struct list_head llc_sap_list;
extern rwlock_t llc_sap_list_lock;
-extern unsigned char llc_station_mac_sa[ETH_ALEN];
extern int llc_rcv(struct sk_buff *skb, struct net_device *dev,
struct packet_type *pt, struct net_device *orig_dev);
extern int llc_mac_hdr_init(struct sk_buff *skb,
- unsigned char *sa, unsigned char *da);
+ const unsigned char *sa, const unsigned char *da);
extern void llc_add_pack(int type, void (*handler)(struct llc_sap *sap,
struct sk_buff *skb));