X-Git-Url: https://jxself.org/git/?a=blobdiff_plain;f=include%2Flinux%2Fieee80211.h;h=4fd6532bef45796e83ca2a3ceb45236ee3caf815;hb=1765258283f5fc36987ae44cdd516163290629e0;hp=112e85971797661477a71367e11db6cc98de889a;hpb=1d155c5cc961835941f119e5b8baace1d54b09de;p=carl9170fw.git

diff --git a/include/linux/ieee80211.h b/include/linux/ieee80211.h
index 112e859..4fd6532 100644
--- a/include/linux/ieee80211.h
+++ b/include/linux/ieee80211.h
@@ -527,6 +527,22 @@ static inline int ieee80211_is_qos_nullfunc(__le16 fc)
 	       cpu_to_le16(IEEE80211_FTYPE_DATA | IEEE80211_STYPE_QOS_NULLFUNC);
 }
 
+static inline unsigned int ieee80211_hdrlen(__le16 fc)
+{
+	unsigned int hdrlen = 24;
+
+	if (ieee80211_has_a4(fc))
+		hdrlen = 30;
+
+	if (ieee80211_is_data_qos(fc)) {
+		hdrlen += IEEE80211_QOS_CTL_LEN;
+		if (ieee80211_has_order(fc))
+			hdrlen += IEEE80211_HT_CTL_LEN;
+	}
+
+        return hdrlen;
+}
+
 struct ieee80211s_hdr {
 	u8 flags;
 	u8 ttl;
@@ -973,7 +989,7 @@ struct ieee80211_ht_info {
 /* block-ack parameters */
 #define IEEE80211_ADDBA_PARAM_POLICY_MASK 0x0002
 #define IEEE80211_ADDBA_PARAM_TID_MASK 0x003C
-#define IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK 0xFFA0
+#define IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK 0xFFC0
 #define IEEE80211_DELBA_PARAM_TID_MASK 0xF000
 #define IEEE80211_DELBA_PARAM_INITIATOR_MASK 0x0800