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authorHarvey Harrison <harvey.harrison@gmail.com>2008-07-15 18:43:56 -0700
committerJohn W. Linville <linville@tuxdriver.com>2008-08-22 16:29:51 -0400
commitba5b6efe5d945f7a4c5b656051cc16698afdda24 (patch)
tree59912fd776e116de54c8636ba0a5fe7fc6836107 /drivers/net
parentded2ae7c1fbff22516fd55ff0edcf6cd86f76186 (diff)
b43legacy: use le16 frame control directly, avoid byteswapping
Acked-by: Michael Buesch <mb@bu3sch.de> Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net')
-rw-r--r--drivers/net/wireless/b43legacy/xmit.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/drivers/net/wireless/b43legacy/xmit.c b/drivers/net/wireless/b43legacy/xmit.c
index 68e1f8c7872..c5ca72aa59e 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->control.hw_key;
- 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);