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authorArnaldo Carvalho de Melo <acme@redhat.com>2007-03-19 15:33:04 -0700
committerDavid S. Miller <davem@sunset.davemloft.net>2007-04-25 22:24:41 -0700
commit98e399f82ab3a6d863d1d4a7ea48925cc91c830e (patch)
tree5f84043aeec1ec27c2e8e6cc25b5d2e6c3d07343 /drivers/net
parent31713c333ddbb66d694829082620b69b71c4b09a (diff)
downloadop-kernel-dev-98e399f82ab3a6d863d1d4a7ea48925cc91c830e.zip
op-kernel-dev-98e399f82ab3a6d863d1d4a7ea48925cc91c830e.tar.gz
[SK_BUFF]: Introduce skb_mac_header()
For the places where we need a pointer to the mac header, it is still legal to touch skb->mac.raw directly if just adding to, subtracting from or setting it to another layer header. This one also converts some more cases to skb_reset_mac_header() that my regex missed as it had no spaces before nor after '=', ugh. Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net')
-rw-r--r--drivers/net/arcnet/capmode.c4
-rw-r--r--drivers/net/plip.c2
-rw-r--r--drivers/net/slip.c2
-rw-r--r--drivers/net/wan/hostess_sv11.c2
-rw-r--r--drivers/net/wan/sealevel.c2
-rw-r--r--drivers/net/wan/syncppp.c2
-rw-r--r--drivers/net/wireless/airo.c2
-rw-r--r--drivers/net/wireless/hostap/hostap_main.c14
-rw-r--r--drivers/net/wireless/orinoco.c2
-rw-r--r--drivers/net/wireless/wavelan.c5
-rw-r--r--drivers/net/wireless/wavelan_cs.c4
11 files changed, 21 insertions, 20 deletions
diff --git a/drivers/net/arcnet/capmode.c b/drivers/net/arcnet/capmode.c
index 6c764b6..f6a87bd 100644
--- a/drivers/net/arcnet/capmode.c
+++ b/drivers/net/arcnet/capmode.c
@@ -123,7 +123,7 @@ static void rx(struct net_device *dev, int bufnum,
skb_put(skb, length + ARC_HDR_SIZE + sizeof(int));
skb->dev = dev;
skb_reset_mac_header(skb);
- pkt = (struct archdr *)skb->mac.raw;
+ pkt = (struct archdr *)skb_mac_header(skb);
skb_pull(skb, ARC_HDR_SIZE);
/* up to sizeof(pkt->soft) has already been copied from the card */
@@ -269,7 +269,7 @@ static int ack_tx(struct net_device *dev, int acked)
ackskb->dev = dev;
skb_reset_mac_header(ackskb);
- ackpkt = (struct archdr *)ackskb->mac.raw;
+ ackpkt = (struct archdr *)skb_mac_header(ackskb);
/* skb_pull(ackskb, ARC_HDR_SIZE); */
diff --git a/drivers/net/plip.c b/drivers/net/plip.c
index 6bb085f..8754cf3 100644
--- a/drivers/net/plip.c
+++ b/drivers/net/plip.c
@@ -546,7 +546,7 @@ static __be16 plip_type_trans(struct sk_buff *skb, struct net_device *dev)
struct ethhdr *eth;
unsigned char *rawp;
- skb->mac.raw=skb->data;
+ skb_reset_mac_header(skb);
skb_pull(skb,dev->hard_header_len);
eth = eth_hdr(skb);
diff --git a/drivers/net/slip.c b/drivers/net/slip.c
index 2f4b1de..65bd20f 100644
--- a/drivers/net/slip.c
+++ b/drivers/net/slip.c
@@ -363,7 +363,7 @@ sl_bump(struct slip *sl)
}
skb->dev = sl->dev;
memcpy(skb_put(skb,count), sl->rbuff, count);
- skb->mac.raw=skb->data;
+ skb_reset_mac_header(skb);
skb->protocol=htons(ETH_P_IP);
netif_rx(skb);
sl->dev->last_rx = jiffies;
diff --git a/drivers/net/wan/hostess_sv11.c b/drivers/net/wan/hostess_sv11.c
index a02c5fb..9ba3e4e 100644
--- a/drivers/net/wan/hostess_sv11.c
+++ b/drivers/net/wan/hostess_sv11.c
@@ -59,7 +59,7 @@ static void hostess_input(struct z8530_channel *c, struct sk_buff *skb)
/* Drop the CRC - it's not a good idea to try and negotiate it ;) */
skb_trim(skb, skb->len-2);
skb->protocol=__constant_htons(ETH_P_WAN_PPP);
- skb->mac.raw=skb->data;
+ skb_reset_mac_header(skb);
skb->dev=c->netdevice;
/*
* Send it to the PPP layer. We don't have time to process
diff --git a/drivers/net/wan/sealevel.c b/drivers/net/wan/sealevel.c
index 70fb1b9..1313581 100644
--- a/drivers/net/wan/sealevel.c
+++ b/drivers/net/wan/sealevel.c
@@ -61,7 +61,7 @@ static void sealevel_input(struct z8530_channel *c, struct sk_buff *skb)
/* Drop the CRC - it's not a good idea to try and negotiate it ;) */
skb_trim(skb, skb->len-2);
skb->protocol=htons(ETH_P_WAN_PPP);
- skb->mac.raw=skb->data;
+ skb_reset_mac_header(skb);
skb->dev=c->netdevice;
/*
* Send it to the PPP layer. We don't have time to process
diff --git a/drivers/net/wan/syncppp.c b/drivers/net/wan/syncppp.c
index 218f7b5..67fc67c 100644
--- a/drivers/net/wan/syncppp.c
+++ b/drivers/net/wan/syncppp.c
@@ -227,7 +227,7 @@ static void sppp_input (struct net_device *dev, struct sk_buff *skb)
unsigned long flags;
skb->dev=dev;
- skb->mac.raw=skb->data;
+ skb_reset_mac_header(skb);
if (dev->flags & IFF_RUNNING)
{
diff --git a/drivers/net/wireless/airo.c b/drivers/net/wireless/airo.c
index 692a23f..7fe0a61 100644
--- a/drivers/net/wireless/airo.c
+++ b/drivers/net/wireless/airo.c
@@ -2444,7 +2444,7 @@ static int add_airo_dev( struct net_device *dev );
static int wll_header_parse(struct sk_buff *skb, unsigned char *haddr)
{
- memcpy(haddr, skb->mac.raw + 10, ETH_ALEN);
+ memcpy(haddr, skb_mac_header(skb) + 10, ETH_ALEN);
return ETH_ALEN;
}
diff --git a/drivers/net/wireless/hostap/hostap_main.c b/drivers/net/wireless/hostap/hostap_main.c
index 0e29ff7..c2616e7 100644
--- a/drivers/net/wireless/hostap/hostap_main.c
+++ b/drivers/net/wireless/hostap/hostap_main.c
@@ -590,20 +590,20 @@ void hostap_dump_tx_header(const char *name, const struct hfa384x_tx_frame *tx)
int hostap_80211_header_parse(struct sk_buff *skb, unsigned char *haddr)
{
- memcpy(haddr, skb->mac.raw + 10, ETH_ALEN); /* addr2 */
+ memcpy(haddr, skb_mac_header(skb) + 10, ETH_ALEN); /* addr2 */
return ETH_ALEN;
}
int hostap_80211_prism_header_parse(struct sk_buff *skb, unsigned char *haddr)
{
- if (*(u32 *)skb->mac.raw == LWNG_CAP_DID_BASE) {
- memcpy(haddr, skb->mac.raw +
- sizeof(struct linux_wlan_ng_prism_hdr) + 10,
+ const unsigned char *mac = skb_mac_header(skb);
+
+ if (*(u32 *)mac == LWNG_CAP_DID_BASE) {
+ memcpy(haddr, mac + sizeof(struct linux_wlan_ng_prism_hdr) + 10,
ETH_ALEN); /* addr2 */
- } else { /* (*(u32 *)skb->mac.raw == htonl(LWNG_CAPHDR_VERSION)) */
- memcpy(haddr, skb->mac.raw +
- sizeof(struct linux_wlan_ng_cap_hdr) + 10,
+ } else { /* (*(u32 *)mac == htonl(LWNG_CAPHDR_VERSION)) */
+ memcpy(haddr, mac + sizeof(struct linux_wlan_ng_cap_hdr) + 10,
ETH_ALEN); /* addr2 */
}
return ETH_ALEN;
diff --git a/drivers/net/wireless/orinoco.c b/drivers/net/wireless/orinoco.c
index f1415bf..062286d 100644
--- a/drivers/net/wireless/orinoco.c
+++ b/drivers/net/wireless/orinoco.c
@@ -689,7 +689,7 @@ static void orinoco_stat_gather(struct net_device *dev,
/* Note : gcc will optimise the whole section away if
* WIRELESS_SPY is not defined... - Jean II */
if (SPY_NUMBER(priv)) {
- orinoco_spy_gather(dev, skb->mac.raw + ETH_ALEN,
+ orinoco_spy_gather(dev, skb_mac_header(skb) + ETH_ALEN,
desc->signal, desc->silence);
}
}
diff --git a/drivers/net/wireless/wavelan.c b/drivers/net/wireless/wavelan.c
index 69cb147..2bf77b1 100644
--- a/drivers/net/wireless/wavelan.c
+++ b/drivers/net/wireless/wavelan.c
@@ -2517,7 +2517,8 @@ wv_packet_read(struct net_device * dev, u16 buf_off, int sksize)
skb->protocol = eth_type_trans(skb, dev);
#ifdef DEBUG_RX_INFO
- wv_packet_info(skb->mac.raw, sksize, dev->name, "wv_packet_read");
+ wv_packet_info(skb_mac_header(skb), sksize, dev->name,
+ "wv_packet_read");
#endif /* DEBUG_RX_INFO */
/* Statistics-gathering and associated stuff.
@@ -2553,7 +2554,7 @@ wv_packet_read(struct net_device * dev, u16 buf_off, int sksize)
/* Spying stuff */
#ifdef IW_WIRELESS_SPY
- wl_spy_gather(dev, skb->mac.raw + WAVELAN_ADDR_SIZE,
+ wl_spy_gather(dev, skb_mac_header(skb) + WAVELAN_ADDR_SIZE,
stats);
#endif /* IW_WIRELESS_SPY */
#ifdef HISTOGRAM
diff --git a/drivers/net/wireless/wavelan_cs.c b/drivers/net/wireless/wavelan_cs.c
index 9351ee7..67b867f8 100644
--- a/drivers/net/wireless/wavelan_cs.c
+++ b/drivers/net/wireless/wavelan_cs.c
@@ -2889,7 +2889,7 @@ wv_packet_read(struct net_device * dev,
skb->protocol = eth_type_trans(skb, dev);
#ifdef DEBUG_RX_INFO
- wv_packet_info(skb->mac.raw, sksize, dev->name, "wv_packet_read");
+ wv_packet_info(skb_mac_header(skb), sksize, dev->name, "wv_packet_read");
#endif /* DEBUG_RX_INFO */
/* Statistics gathering & stuff associated.
@@ -2923,7 +2923,7 @@ wv_packet_read(struct net_device * dev,
#endif /* WAVELAN_ROAMING */
#ifdef WIRELESS_SPY
- wl_spy_gather(dev, skb->mac.raw + WAVELAN_ADDR_SIZE, stats);
+ wl_spy_gather(dev, skb_mac_header(skb) + WAVELAN_ADDR_SIZE, stats);
#endif /* WIRELESS_SPY */
#ifdef HISTOGRAM
wl_his_gather(dev, stats);
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