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https://github.com/adulau/aha.git
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atm: use const where reasonable
From: Mitchell Blank Jr <mitch@sfgoth.com> Signed-off-by: Chas Williams <chas@cmf.nrl.navy.mil> Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Mitchell Blank Jr
David S. Miller
parent
df3bc8bd8f
commit
61c33e0129
6 changed files with 50 additions and 51 deletions
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@ -9,7 +9,7 @@
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#include "signaling.h"
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#include "addr.h"
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static int check_addr(struct sockaddr_atmsvc *addr)
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static int check_addr(const struct sockaddr_atmsvc *addr)
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{
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int i;
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@ -23,7 +23,7 @@ static int check_addr(struct sockaddr_atmsvc *addr)
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return -EINVAL;
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}
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static int identical(struct sockaddr_atmsvc *a, struct sockaddr_atmsvc *b)
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static int identical(const struct sockaddr_atmsvc *a, const struct sockaddr_atmsvc *b)
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{
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if (*a->sas_addr.prv)
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if (memcmp(a->sas_addr.prv, b->sas_addr.prv, ATM_ESA_LEN))
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@ -35,7 +35,7 @@ static int identical(struct sockaddr_atmsvc *a, struct sockaddr_atmsvc *b)
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return !strcmp(a->sas_addr.pub, b->sas_addr.pub);
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}
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static void notify_sigd(struct atm_dev *dev)
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static void notify_sigd(const struct atm_dev *dev)
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{
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struct sockaddr_atmpvc pvc;
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@ -63,7 +63,7 @@ void atm_reset_addr(struct atm_dev *dev, enum atm_addr_type_t atype)
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notify_sigd(dev);
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}
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int atm_add_addr(struct atm_dev *dev, struct sockaddr_atmsvc *addr,
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int atm_add_addr(struct atm_dev *dev, const struct sockaddr_atmsvc *addr,
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enum atm_addr_type_t atype)
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{
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unsigned long flags;
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@ -98,7 +98,7 @@ int atm_add_addr(struct atm_dev *dev, struct sockaddr_atmsvc *addr,
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return 0;
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}
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int atm_del_addr(struct atm_dev *dev, struct sockaddr_atmsvc *addr,
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int atm_del_addr(struct atm_dev *dev, const struct sockaddr_atmsvc *addr,
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enum atm_addr_type_t atype)
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{
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unsigned long flags;
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@ -10,9 +10,9 @@
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#include <linux/atmdev.h>
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void atm_reset_addr(struct atm_dev *dev, enum atm_addr_type_t type);
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int atm_add_addr(struct atm_dev *dev, struct sockaddr_atmsvc *addr,
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int atm_add_addr(struct atm_dev *dev, const struct sockaddr_atmsvc *addr,
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enum atm_addr_type_t type);
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int atm_del_addr(struct atm_dev *dev, struct sockaddr_atmsvc *addr,
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int atm_del_addr(struct atm_dev *dev, const struct sockaddr_atmsvc *addr,
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enum atm_addr_type_t type);
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int atm_get_addr(struct atm_dev *dev, struct sockaddr_atmsvc __user *buf,
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size_t size, enum atm_addr_type_t type);
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@ -52,12 +52,12 @@ static void skb_debug(const struct sk_buff *skb)
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#define ETHERTYPE_IPV6 0x86, 0xdd
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#define PAD_BRIDGED 0x00, 0x00
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static unsigned char ethertype_ipv4[] = { ETHERTYPE_IPV4 };
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static unsigned char ethertype_ipv6[] = { ETHERTYPE_IPV6 };
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static unsigned char llc_oui_pid_pad[] =
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static const unsigned char ethertype_ipv4[] = { ETHERTYPE_IPV4 };
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static const unsigned char ethertype_ipv6[] = { ETHERTYPE_IPV6 };
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static const unsigned char llc_oui_pid_pad[] =
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{ LLC, SNAP_BRIDGED, PID_ETHERNET, PAD_BRIDGED };
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static unsigned char llc_oui_ipv4[] = { LLC, SNAP_ROUTED, ETHERTYPE_IPV4 };
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static unsigned char llc_oui_ipv6[] = { LLC, SNAP_ROUTED, ETHERTYPE_IPV6 };
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static const unsigned char llc_oui_ipv4[] = { LLC, SNAP_ROUTED, ETHERTYPE_IPV4 };
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static const unsigned char llc_oui_ipv6[] = { LLC, SNAP_ROUTED, ETHERTYPE_IPV6 };
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enum br2684_encaps {
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e_vc = BR2684_ENCAPS_VC,
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@ -217,8 +217,8 @@ static int br2684_xmit_vcc(struct sk_buff *skb, struct br2684_dev *brdev,
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return 1;
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}
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static inline struct br2684_vcc *pick_outgoing_vcc(struct sk_buff *skb,
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struct br2684_dev *brdev)
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static inline struct br2684_vcc *pick_outgoing_vcc(const struct sk_buff *skb,
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const struct br2684_dev *brdev)
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{
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return list_empty(&brdev->brvccs) ? NULL : list_entry_brvcc(brdev->brvccs.next); /* 1 vcc/dev right now */
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}
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@ -262,7 +262,7 @@ static int adjust_tp(struct atm_trafprm *tp,unsigned char aal)
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}
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static int check_ci(struct atm_vcc *vcc, short vpi, int vci)
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static int check_ci(const struct atm_vcc *vcc, short vpi, int vci)
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{
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struct hlist_head *head = &vcc_hash[vci &
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(VCC_HTABLE_SIZE - 1)];
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@ -290,7 +290,7 @@ static int check_ci(struct atm_vcc *vcc, short vpi, int vci)
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}
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static int find_ci(struct atm_vcc *vcc, short *vpi, int *vci)
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static int find_ci(const struct atm_vcc *vcc, short *vpi, int *vci)
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{
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static short p; /* poor man's per-device cache */
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static int c;
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@ -646,7 +646,7 @@ static int atm_change_qos(struct atm_vcc *vcc,struct atm_qos *qos)
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}
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static int check_tp(struct atm_trafprm *tp)
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static int check_tp(const struct atm_trafprm *tp)
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{
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/* @@@ Should be merged with adjust_tp */
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if (!tp->traffic_class || tp->traffic_class == ATM_ANYCLASS) return 0;
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@ -663,7 +663,7 @@ static int check_tp(struct atm_trafprm *tp)
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}
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static int check_qos(struct atm_qos *qos)
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static int check_qos(const struct atm_qos *qos)
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{
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int error;
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@ -65,36 +65,36 @@ static int lec_close(struct net_device *dev);
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static struct net_device_stats *lec_get_stats(struct net_device *dev);
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static void lec_init(struct net_device *dev);
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static struct lec_arp_table *lec_arp_find(struct lec_priv *priv,
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unsigned char *mac_addr);
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const unsigned char *mac_addr);
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static int lec_arp_remove(struct lec_priv *priv,
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struct lec_arp_table *to_remove);
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/* LANE2 functions */
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static void lane2_associate_ind(struct net_device *dev, u8 *mac_address,
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u8 *tlvs, u32 sizeoftlvs);
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static int lane2_resolve(struct net_device *dev, u8 *dst_mac, int force,
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static void lane2_associate_ind(struct net_device *dev, const u8 *mac_address,
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const u8 *tlvs, u32 sizeoftlvs);
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static int lane2_resolve(struct net_device *dev, const u8 *dst_mac, int force,
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u8 **tlvs, u32 *sizeoftlvs);
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static int lane2_associate_req(struct net_device *dev, u8 *lan_dst,
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u8 *tlvs, u32 sizeoftlvs);
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static int lane2_associate_req(struct net_device *dev, const u8 *lan_dst,
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const u8 *tlvs, u32 sizeoftlvs);
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static int lec_addr_delete(struct lec_priv *priv, unsigned char *atm_addr,
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static int lec_addr_delete(struct lec_priv *priv, const unsigned char *atm_addr,
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unsigned long permanent);
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static void lec_arp_check_empties(struct lec_priv *priv,
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struct atm_vcc *vcc, struct sk_buff *skb);
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static void lec_arp_destroy(struct lec_priv *priv);
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static void lec_arp_init(struct lec_priv *priv);
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static struct atm_vcc *lec_arp_resolve(struct lec_priv *priv,
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unsigned char *mac_to_find,
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const unsigned char *mac_to_find,
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int is_rdesc,
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struct lec_arp_table **ret_entry);
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static void lec_arp_update(struct lec_priv *priv, unsigned char *mac_addr,
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unsigned char *atm_addr, unsigned long remoteflag,
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static void lec_arp_update(struct lec_priv *priv, const unsigned char *mac_addr,
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const unsigned char *atm_addr, unsigned long remoteflag,
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unsigned int targetless_le_arp);
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static void lec_flush_complete(struct lec_priv *priv, unsigned long tran_id);
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static int lec_mcast_make(struct lec_priv *priv, struct atm_vcc *vcc);
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static void lec_set_flush_tran_id(struct lec_priv *priv,
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unsigned char *atm_addr,
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const unsigned char *atm_addr,
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unsigned long tran_id);
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static void lec_vcc_added(struct lec_priv *priv, struct atmlec_ioc *ioc_data,
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static void lec_vcc_added(struct lec_priv *priv, const struct atmlec_ioc *ioc_data,
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struct atm_vcc *vcc,
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void (*old_push) (struct atm_vcc *vcc,
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struct sk_buff *skb));
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@ -634,7 +634,7 @@ static struct atm_dev lecatm_dev = {
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*/
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static int
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send_to_lecd(struct lec_priv *priv, atmlec_msg_type type,
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unsigned char *mac_addr, unsigned char *atm_addr,
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const unsigned char *mac_addr, const unsigned char *atm_addr,
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struct sk_buff *data)
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{
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struct sock *sk;
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@ -705,10 +705,9 @@ static void lec_init(struct net_device *dev)
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dev->set_multicast_list = lec_set_multicast_list;
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dev->do_ioctl = NULL;
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printk("%s: Initialized!\n", dev->name);
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return;
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}
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static unsigned char lec_ctrl_magic[] = {
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static const unsigned char lec_ctrl_magic[] = {
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0xff,
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0x00,
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0x01,
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@ -1276,7 +1275,7 @@ module_exit(lane_module_cleanup);
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* lec will be used.
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* If dst_mac == NULL, targetless LE_ARP will be sent
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*/
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static int lane2_resolve(struct net_device *dev, u8 *dst_mac, int force,
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static int lane2_resolve(struct net_device *dev, const u8 *dst_mac, int force,
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u8 **tlvs, u32 *sizeoftlvs)
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{
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unsigned long flags;
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@ -1322,8 +1321,8 @@ static int lane2_resolve(struct net_device *dev, u8 *dst_mac, int force,
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* Returns 1 for success, 0 for failure (out of memory)
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*
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*/
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static int lane2_associate_req(struct net_device *dev, u8 *lan_dst,
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u8 *tlvs, u32 sizeoftlvs)
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static int lane2_associate_req(struct net_device *dev, const u8 *lan_dst,
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const u8 *tlvs, u32 sizeoftlvs)
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{
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int retval;
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struct sk_buff *skb;
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@ -1358,8 +1357,8 @@ static int lane2_associate_req(struct net_device *dev, u8 *lan_dst,
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* LANE2: 3.1.5, LE_ASSOCIATE.indication
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*
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*/
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static void lane2_associate_ind(struct net_device *dev, u8 *mac_addr,
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u8 *tlvs, u32 sizeoftlvs)
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static void lane2_associate_ind(struct net_device *dev, const u8 *mac_addr,
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const u8 *tlvs, u32 sizeoftlvs)
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{
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#if 0
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int i = 0;
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@ -1744,7 +1743,7 @@ static void lec_arp_destroy(struct lec_priv *priv)
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* Find entry by mac_address
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*/
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static struct lec_arp_table *lec_arp_find(struct lec_priv *priv,
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unsigned char *mac_addr)
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const unsigned char *mac_addr)
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{
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struct hlist_node *node;
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struct hlist_head *head;
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@ -1764,7 +1763,7 @@ static struct lec_arp_table *lec_arp_find(struct lec_priv *priv,
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}
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static struct lec_arp_table *make_entry(struct lec_priv *priv,
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unsigned char *mac_addr)
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const unsigned char *mac_addr)
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{
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struct lec_arp_table *to_return;
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@ -1921,7 +1920,7 @@ restart:
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*
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*/
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static struct atm_vcc *lec_arp_resolve(struct lec_priv *priv,
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unsigned char *mac_to_find, int is_rdesc,
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const unsigned char *mac_to_find, int is_rdesc,
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struct lec_arp_table **ret_entry)
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{
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unsigned long flags;
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@ -2017,7 +2016,7 @@ out:
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}
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static int
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lec_addr_delete(struct lec_priv *priv, unsigned char *atm_addr,
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lec_addr_delete(struct lec_priv *priv, const unsigned char *atm_addr,
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unsigned long permanent)
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{
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unsigned long flags;
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@ -2047,8 +2046,8 @@ lec_addr_delete(struct lec_priv *priv, unsigned char *atm_addr,
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* Notifies: Response to arp_request (atm_addr != NULL)
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*/
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static void
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lec_arp_update(struct lec_priv *priv, unsigned char *mac_addr,
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unsigned char *atm_addr, unsigned long remoteflag,
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lec_arp_update(struct lec_priv *priv, const unsigned char *mac_addr,
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const unsigned char *atm_addr, unsigned long remoteflag,
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unsigned int targetless_le_arp)
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{
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unsigned long flags;
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@ -2148,7 +2147,7 @@ out:
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* Notifies: Vcc setup ready
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*/
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static void
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lec_vcc_added(struct lec_priv *priv, struct atmlec_ioc *ioc_data,
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lec_vcc_added(struct lec_priv *priv, const struct atmlec_ioc *ioc_data,
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struct atm_vcc *vcc,
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void (*old_push) (struct atm_vcc *vcc, struct sk_buff *skb))
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{
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@ -2336,7 +2335,7 @@ restart:
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static void
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lec_set_flush_tran_id(struct lec_priv *priv,
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unsigned char *atm_addr, unsigned long tran_id)
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const unsigned char *atm_addr, unsigned long tran_id)
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{
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unsigned long flags;
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struct hlist_node *node;
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@ -42,12 +42,12 @@ struct lecdatahdr_8025 {
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*
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*/
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struct lane2_ops {
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int (*resolve) (struct net_device *dev, u8 *dst_mac, int force,
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int (*resolve) (struct net_device *dev, const u8 *dst_mac, int force,
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u8 **tlvs, u32 *sizeoftlvs);
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int (*associate_req) (struct net_device *dev, u8 *lan_dst,
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u8 *tlvs, u32 sizeoftlvs);
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void (*associate_indicator) (struct net_device *dev, u8 *mac_addr,
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u8 *tlvs, u32 sizeoftlvs);
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int (*associate_req) (struct net_device *dev, const u8 *lan_dst,
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const u8 *tlvs, u32 sizeoftlvs);
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void (*associate_indicator) (struct net_device *dev, const u8 *mac_addr,
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const u8 *tlvs, u32 sizeoftlvs);
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};
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/*
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