b43: Typo fixes & minor cleanup

Make use of HostFlags defines in the LP-PHY code.
Fix fallout from the IEEE80211_IF_TYPE to NL80211_IFTYPE change.

Signed-off-by: Gábor Stefanik <netrolller.3d@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/b43/b43.h b/drivers/net/wireless/b43/b43.h
index b6811cf..d57ee9b 100644
--- a/drivers/net/wireless/b43/b43.h
+++ b/drivers/net/wireless/b43/b43.h
@@ -639,7 +639,7 @@
 	u8 mac_addr[ETH_ALEN];
 	/* Current BSSID */
 	u8 bssid[ETH_ALEN];
-	/* Interface type. (IEEE80211_IF_TYPE_XXX) */
+	/* Interface type. (NL80211_IFTYPE_XXX) */
 	int if_type;
 	/* Is the card operating in AP, STA or IBSS mode? */
 	bool operating;