2008-07-16 01:43:58

by Harvey Harrison

[permalink] [raw]
Subject: [PATCH 01/12] b43legacy: use le16 frame control directly, avoid byteswapping

Acked-by: Michael Buesch <[email protected]>
Signed-off-by: Harvey Harrison <[email protected]>
---
drivers/net/wireless/b43legacy/xmit.c | 4 +---
1 files changed, 1 insertions(+), 3 deletions(-)

diff --git a/drivers/net/wireless/b43legacy/xmit.c b/drivers/net/wireless/b43legacy/xmit.c
index e969ed8..e96c684 100644
--- a/drivers/net/wireless/b43legacy/xmit.c
+++ b/drivers/net/wireless/b43legacy/xmit.c
@@ -193,7 +193,6 @@ static int generate_txhdr_fw3(struct b43legacy_wldev *dev,
{
const struct ieee80211_hdr *wlhdr;
int use_encryption = (!(info->flags & IEEE80211_TX_CTL_DO_NOT_ENCRYPT));
- u16 fctl;
u8 rate;
struct ieee80211_rate *rate_fb;
int rate_ofdm;
@@ -204,7 +203,6 @@ static int generate_txhdr_fw3(struct b43legacy_wldev *dev,
struct ieee80211_rate *tx_rate;

wlhdr = (const struct ieee80211_hdr *)fragment_data;
- fctl = le16_to_cpu(wlhdr->frame_control);

memset(txhdr, 0, sizeof(*txhdr));

@@ -253,7 +251,7 @@ static int generate_txhdr_fw3(struct b43legacy_wldev *dev,
mac_ctl |= (key->algorithm <<
B43legacy_TX4_MAC_KEYALG_SHIFT) &
B43legacy_TX4_MAC_KEYALG;
- wlhdr_len = ieee80211_get_hdrlen(fctl);
+ wlhdr_len = ieee80211_hdrlen(wlhdr->frame_control);
iv_len = min((size_t)info->control.iv_len,
ARRAY_SIZE(txhdr->iv));
memcpy(txhdr->iv, ((u8 *)wlhdr) + wlhdr_len, iv_len);
--
1.5.6.3.499.geae9