Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=593c2b9cf28355c6c409d71594bed797279d01f5
Commit: 593c2b9cf28355c6c409d71594bed797279d01f5
Parent: 4958730e2b4e10d29aa80574a848308ed95f508f
Author: Al Viro <[EMAIL PROTECTED]>
AuthorDate: Mon Dec 17 15:09:34 2007 -0500
Committer: David S. Miller <[EMAIL PROTECTED]>
CommitDate: Mon Jan 28 15:08:58 2008 -0800
airo: trivial endianness annotations
Signed-off-by: Al Viro <[EMAIL PROTECTED]>
Signed-off-by: John W. Linville <[EMAIL PROTECTED]>
---
drivers/net/wireless/airo.c | 51 ++++++++++++++++++++++---------------------
1 files changed, 26 insertions(+), 25 deletions(-)
diff --git a/drivers/net/wireless/airo.c b/drivers/net/wireless/airo.c
index 87b6adb..76cd103 100644
--- a/drivers/net/wireless/airo.c
+++ b/drivers/net/wireless/airo.c
@@ -38,6 +38,7 @@
#include <linux/crypto.h>
#include <asm/io.h>
#include <asm/system.h>
+#include <asm/unaligned.h>
#include <linux/netdevice.h>
#include <linux/etherdevice.h>
@@ -811,7 +812,7 @@ typedef struct {
} MICRid;
typedef struct {
- u16 typelen;
+ __be16 typelen;
union {
u8 snap[8];
@@ -823,8 +824,8 @@ typedef struct {
u8 fieldtype[2];
} llc;
} u;
- u32 mic;
- u32 seq;
+ __be32 mic;
+ __be32 seq;
} MICBuffer;
typedef struct {
@@ -943,7 +944,7 @@ typedef struct {
int position; // current position (byte offset) in message
union {
u8 d8[4];
- u32 d32;
+ __be32 d32;
} part; // saves partial message word across update() calls
} emmh32_context;
@@ -1635,7 +1636,7 @@ static void emmh32_setseed(emmh32_context *context, u8
*pkey, int keylen,
crypto_cipher_encrypt_one(tfm, plain, plain);
cipher = plain;
for (j = 0; (j < 16) && (i < ARRAY_SIZE(context->coeff)); ) {
- context->coeff[i++] = ntohl(*(u32 *)&cipher[j]);
+ context->coeff[i++] = ntohl(*(__be32 *)&cipher[j]);
j += 4;
}
}
@@ -1668,12 +1669,12 @@ static void emmh32_update(emmh32_context *context, u8
*pOctets, int len)
context->position++;
len--;
} while (byte_position < 4);
- MIC_ACCUM(htonl(context->part.d32));
+ MIC_ACCUM(ntohl(context->part.d32));
}
/* deal with full 32-bit words */
while (len >= 4) {
- MIC_ACCUM(htonl(*(u32 *)pOctets));
+ MIC_ACCUM(ntohl(*(__be32 *)pOctets));
context->position += 4;
pOctets += 4;
len -= 4;
@@ -1706,7 +1707,7 @@ static void emmh32_final(emmh32_context *context, u8
digest[4])
byte_position = context->position & 3;
if (byte_position) {
/* have a partial word in part to deal with */
- val = htonl(context->part.d32);
+ val = ntohl(context->part.d32);
MIC_ACCUM(val & mask32[byte_position]); /* zero empty bytes */
}
@@ -2026,7 +2027,8 @@ static int mpi_send_packet (struct net_device *dev)
{
struct sk_buff *skb;
unsigned char *buffer;
- s16 len, *payloadLen;
+ s16 len;
+ __le16 *payloadLen;
struct airo_info *ai = dev->priv;
u8 *sendbuf;
@@ -2059,7 +2061,7 @@ static int mpi_send_packet (struct net_device *dev)
memcpy((char *)ai->txfids[0].virtual_host_addr,
(char *)&wifictlhdr8023, sizeof(wifictlhdr8023));
- payloadLen = (s16 *)(ai->txfids[0].virtual_host_addr +
+ payloadLen = (__le16 *)(ai->txfids[0].virtual_host_addr +
sizeof(wifictlhdr8023));
sendbuf = ai->txfids[0].virtual_host_addr +
sizeof(wifictlhdr8023) + 2 ;
@@ -2069,7 +2071,7 @@ static int mpi_send_packet (struct net_device *dev)
* we don't need to account for it in the length
*/
if (test_bit(FLAG_MIC_CAPABLE, &ai->flags) && ai->micstats.enabled &&
- (ntohs(((u16 *)buffer)[6]) != 0x888E)) {
+ (ntohs(((__be16 *)buffer)[6]) != 0x888E)) {
MICBuffer pMic;
if (encapsulate(ai, (etherHead *)buffer, &pMic, len -
sizeof(etherHead)) != SUCCESS)
@@ -2104,7 +2106,7 @@ static int mpi_send_packet (struct net_device *dev)
static void get_tx_error(struct airo_info *ai, s32 fid)
{
- u16 status;
+ __le16 status;
if (fid < 0)
status = ((WifiCtlHdr
*)ai->txfids[0].virtual_host_addr)->ctlhdr.status;
@@ -3300,11 +3302,11 @@ static irqreturn_t airo_interrupt(int irq, void *dev_id)
u16 fc, len, hdrlen = 0;
#pragma pack(1)
struct {
- u16 status, len;
+ __le16 status, len;
u8 rssi[2];
u8 rate;
u8 freq;
- u16 tmp[4];
+ __le16 tmp[4];
} hdr;
#pragma pack()
u16 gap;
@@ -3681,11 +3683,11 @@ void mpi_receive_802_11 (struct airo_info *ai)
__le16 fc;
#pragma pack(1)
struct {
- u16 status, len;
+ __le16 status, len;
u8 rssi[2];
u8 rate;
u8 freq;
- u16 tmp[4];
+ __le16 tmp[4];
} hdr;
#pragma pack()
u16 gap;
@@ -3721,9 +3723,8 @@ void mpi_receive_802_11 (struct airo_info *ai)
ptr += hdrlen;
if (hdrlen == 24)
ptr += 6;
- memcpy ((char *)&gap, ptr, sizeof(gap));
- ptr += sizeof(gap);
- gap = le16_to_cpu(gap);
+ gap = le16_to_cpu(get_unaligned((__le16 *)ptr));
+ ptr += sizeof(__le16);
if (gap) {
if (gap <= 8)
ptr += gap;
@@ -4151,7 +4152,7 @@ static int PC4500_readrid(struct airo_info *ai, u16 rid,
void *pBuf, int len, in
// read the rid length field
bap_read(ai, pBuf, 2, BAP1);
// length for remaining part of rid
- len = min(len, (int)le16_to_cpu(*(u16*)pBuf)) - 2;
+ len = min(len, (int)le16_to_cpu(*(__le16*)pBuf)) - 2;
if ( len <= 2 ) {
airo_print_err(ai->dev->name,
@@ -4177,7 +4178,7 @@ static int PC4500_writerid(struct airo_info *ai, u16 rid,
u16 status;
int rc = SUCCESS;
- *(u16*)pBuf = cpu_to_le16((u16)len);
+ *(__le16*)pBuf = cpu_to_le16((u16)len);
if (lock) {
if (down_interruptible(&ai->sem))
@@ -4251,7 +4252,7 @@ static u16 transmit_allocate(struct airo_info *ai, int
lenPayload, int raw)
Cmd cmd;
Resp rsp;
u16 txFid;
- u16 txControl;
+ __le16 txControl;
cmd.cmd = CMD_ALLOCATETX;
cmd.parm0 = lenPayload;
@@ -4305,7 +4306,7 @@ done:
Make sure the BAP1 spinlock is held when this is called. */
static int transmit_802_3_packet(struct airo_info *ai, int len, char *pPacket)
{
- u16 payloadLen;
+ __le16 payloadLen;
Cmd cmd;
Resp rsp;
int miclen = 0;
@@ -4321,7 +4322,7 @@ static int transmit_802_3_packet(struct airo_info *ai,
int len, char *pPacket)
len -= ETH_ALEN * 2;
if (test_bit(FLAG_MIC_CAPABLE, &ai->flags) && ai->micstats.enabled &&
- (ntohs(((u16 *)pPacket)[6]) != 0x888E)) {
+ (ntohs(((__be16 *)pPacket)[6]) != 0x888E)) {
if (encapsulate(ai,(etherHead *)pPacket,&pMic,len) != SUCCESS)
return ERROR;
miclen = sizeof(pMic);
@@ -4348,7 +4349,7 @@ static int transmit_802_3_packet(struct airo_info *ai,
int len, char *pPacket)
static int transmit_802_11_packet(struct airo_info *ai, int len, char *pPacket)
{
- u16 fc, payloadLen;
+ __le16 fc, payloadLen;
Cmd cmd;
Resp rsp;
int hdrlen;
-
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