From a5a04819c5740cb1aa217af2cc8f5ef26f33d744 Mon Sep 17 00:00:00 2001 From: Joonwoo Park Date: Fri, 28 Mar 2008 16:28:36 -0700 Subject: [PATCH] [LLC]: station source mac address kill unnecessary llc_station_mac_sa. Signed-off-by: Joonwoo Park Acked-by: Arnaldo Carvalho de Melo Signed-off-by: David S. Miller --- include/net/llc.h | 1 - net/llc/llc_core.c | 8 +------- net/llc/llc_station.c | 6 +++--- 3 files changed, 4 insertions(+), 11 deletions(-) diff --git a/include/net/llc.h b/include/net/llc.h index f5024583fc8b..7940da1606e7 100644 --- a/include/net/llc.h +++ b/include/net/llc.h @@ -65,7 +65,6 @@ struct llc_sap { 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); diff --git a/net/llc/llc_core.c b/net/llc/llc_core.c index 248b5903bb13..00de27cef46b 100644 --- a/net/llc/llc_core.c +++ b/net/llc/llc_core.c @@ -25,8 +25,6 @@ LIST_HEAD(llc_sap_list); DEFINE_RWLOCK(llc_sap_list_lock); -unsigned char llc_station_mac_sa[ETH_ALEN]; - /** * llc_sap_alloc - allocates and initializes sap. * @@ -37,8 +35,8 @@ static struct llc_sap *llc_sap_alloc(void) struct llc_sap *sap = kzalloc(sizeof(*sap), GFP_ATOMIC); if (sap) { + /* sap->laddr.mac - leave as a null, it's filled by bind */ sap->state = LLC_SAP_STATE_ACTIVE; - memcpy(sap->laddr.mac, llc_station_mac_sa, ETH_ALEN); rwlock_init(&sap->sk_list.lock); atomic_set(&sap->refcnt, 1); } @@ -167,10 +165,6 @@ static int __init llc_init(void) if (dev != NULL) dev = next_net_device(dev); - if (dev != NULL) - memcpy(llc_station_mac_sa, dev->dev_addr, ETH_ALEN); - else - memset(llc_station_mac_sa, 0, ETH_ALEN); dev_add_pack(&llc_packet_type); dev_add_pack(&llc_tr_packet_type); return 0; diff --git a/net/llc/llc_station.c b/net/llc/llc_station.c index 6f2ea2090322..959e7f31833b 100644 --- a/net/llc/llc_station.c +++ b/net/llc/llc_station.c @@ -259,7 +259,7 @@ static int llc_station_ac_send_null_dsap_xid_c(struct sk_buff *skb) goto out; llc_pdu_header_init(nskb, LLC_PDU_TYPE_U, 0, 0, LLC_PDU_CMD); llc_pdu_init_as_xid_cmd(nskb, LLC_XID_NULL_CLASS_2, 127); - rc = llc_mac_hdr_init(nskb, llc_station_mac_sa, llc_station_mac_sa); + rc = llc_mac_hdr_init(nskb, skb->dev->dev_addr, skb->dev->dev_addr); if (unlikely(rc)) goto free; llc_station_send_pdu(nskb); @@ -283,7 +283,7 @@ static int llc_station_ac_send_xid_r(struct sk_buff *skb) llc_pdu_decode_ssap(skb, &dsap); llc_pdu_header_init(nskb, LLC_PDU_TYPE_U, 0, dsap, LLC_PDU_RSP); llc_pdu_init_as_xid_rsp(nskb, LLC_XID_NULL_CLASS_2, 127); - rc = llc_mac_hdr_init(nskb, llc_station_mac_sa, mac_da); + rc = llc_mac_hdr_init(nskb, skb->dev->dev_addr, mac_da); if (unlikely(rc)) goto free; llc_station_send_pdu(nskb); @@ -307,7 +307,7 @@ static int llc_station_ac_send_test_r(struct sk_buff *skb) llc_pdu_decode_ssap(skb, &dsap); llc_pdu_header_init(nskb, LLC_PDU_TYPE_U, 0, dsap, LLC_PDU_RSP); llc_pdu_init_as_test_rsp(nskb, skb); - rc = llc_mac_hdr_init(nskb, llc_station_mac_sa, mac_da); + rc = llc_mac_hdr_init(nskb, skb->dev->dev_addr, mac_da); if (unlikely(rc)) goto free; llc_station_send_pdu(nskb); -- 2.20.1