b43legacy: use frame control helpers

Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 7 insertions, 9 deletions

diff --git a/drivers/net/wireless/b43legacy/xmit.c b/drivers/net/wireless/b43legacy/xmit.c
index 82dc04d59446..a3540787eb50 100644
--- a/drivers/net/wireless/b43legacy/xmit.c
+++ b/drivers/net/wireless/b43legacy/xmit.c
@@ -442,7 +442,7 @@ void b43legacy_rx(struct b43legacy_wldev *dev,
         struct b43legacy_plcp_hdr6 *plcp;
         struct ieee80211_hdr *wlhdr;
         const struct b43legacy_rxhdr_fw3 *rxhdr = _rxhdr;
-        u16 fctl;
+        __le16 fctl;
         u16 phystat0;
         u16 phystat3;
         u16 chanstat;
@@ -480,7 +480,7 @@ void b43legacy_rx(struct b43legacy_wldev *dev,
                 goto drop;
         }
         wlhdr = (struct ieee80211_hdr *)(skb->data);
-        fctl = le16_to_cpu(wlhdr->frame_control);
+        fctl = wlhdr->frame_control;
 
         if ((macstat & B43legacy_RX_MAC_DEC) &&
             !(macstat & B43legacy_RX_MAC_DECERR)) {
@@ -499,11 +499,11 @@ void b43legacy_rx(struct b43legacy_wldev *dev,
 
                 if (dev->key[keyidx].algorithm != B43legacy_SEC_ALGO_NONE) {
                         /* Remove PROTECTED flag to mark it as decrypted. */
-                        B43legacy_WARN_ON(!(fctl & IEEE80211_FCTL_PROTECTED));
-                        fctl &= ~IEEE80211_FCTL_PROTECTED;
-                        wlhdr->frame_control = cpu_to_le16(fctl);
+                        B43legacy_WARN_ON(!ieee80211_has_protected(fctl));
+                        fctl &= ~cpu_to_le16(IEEE80211_FCTL_PROTECTED);
+                        wlhdr->frame_control = fctl;
 
-                        wlhdr_len = ieee80211_get_hdrlen(fctl);
+                        wlhdr_len = ieee80211_hdrlen(fctl);
                         if (unlikely(skb->len < (wlhdr_len + 3))) {
                                 b43legacydbg(dev->wl, "RX: Packet size"
                                              " underrun3\n");
@@ -556,9 +556,7 @@ void b43legacy_rx(struct b43legacy_wldev *dev,
          * of timestamp, i.e. about 65 milliseconds after the PHY received
          * the first symbol.
          */
-        if (((fctl & (IEEE80211_FCTL_FTYPE | IEEE80211_FCTL_STYPE))
-            == (IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_BEACON)) ||
-            dev->wl->radiotap_enabled) {
+        if (ieee80211_is_beacon(fctl) || dev->wl->radiotap_enabled) {
                 u16 low_mactime_now;
 
                 b43legacy_tsf_read(dev, &status.mactime);