b43legacy: use le16 frame control directly, avoid byteswapping

Signed-off-by Harvey Harrison <[email protected]>

---
 drivers/net/wireless/b43legacy/xmit.c |    7 ++-----
 1 files changed, 2 insertions(+), 5 deletions(-)

drivers/net/wireless/b43legacy/xmit.c +2 -5

index a354078..5e8a575 100644
@@ -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);

@@ -295,8 +293,7 @@ static int generate_txhdr_fw3(struct b43legacy_wldev *dev,
 	/* MAC control */
 	if (!(info->flags & IEEE80211_TX_CTL_NO_ACK))
 		mac_ctl |= B43legacy_TX4_MAC_ACK;
-	if (!(((fctl & IEEE80211_FCTL_FTYPE) == IEEE80211_FTYPE_CTL) &&
-	      ((fctl & IEEE80211_FCTL_STYPE) == IEEE80211_STYPE_PSPOLL)))
+	if (!ieee80211_is_pspoll(wlhdr->frame_control))
 		mac_ctl |= B43legacy_TX4_MAC_HWSEQ;
 	if (info->flags & IEEE80211_TX_CTL_FIRST_FRAGMENT)
 		mac_ctl |= B43legacy_TX4_MAC_STMSDU;