hostap: Remove special handling for protocol version 3 on RX

This functionality was removed from the Host AP driver in May 2003, so
there is not any point in maintaining this in hostapd either.

Signed-off-by: Jouni Malinen <j@w1.fi>

diff --git a/src/drivers/driver_hostap.c b/src/drivers/driver_hostap.c
index c948338fdb8cd0aebae2023e2c85fa66d4beab5b..a7aa5eff00bd966a5c94200e53a2b2c1df4f0231 100644 (file)
--- a/src/drivers/driver_hostap.c
+++ b/src/drivers/driver_hostap.c
@@ -140,7 +140,7 @@ static void handle_tx_callback(struct hostap_driver_data *drv, u8 *buf,
 static void handle_frame(struct hostap_driver_data *drv, u8 *buf, size_t len)
 {
        struct ieee80211_hdr *hdr;
-       u16 fc, extra_len, type, stype;
+       u16 fc, type, stype;
        size_t data_len = len;
        int ver;
        union wpa_event_data event;
@@ -165,19 +165,10 @@ static void handle_frame(struct hostap_driver_data *drv, u8 *buf, size_t len)
 
        ver = fc & WLAN_FC_PVER;
 
-       /* protocol version 3 is reserved for indicating extra data after the
-        * payload, version 2 for indicating ACKed frame (TX callbacks), and
-        * version 1 for indicating failed frame (no ACK, TX callbacks) */
-       if (ver == 3) {
-               u8 *pos = buf + len - 2;
-               extra_len = WPA_GET_LE16(pos);
-               printf("extra data in frame (elen=%d)\n", extra_len);
-               if ((size_t) extra_len + 2 > len) {
-                       printf("  extra data overflow\n");
-                       return;
-               }
-               len -= extra_len + 2;
-       } else if (ver == 1 || ver == 2) {
+       /* protocol version 2 is reserved for indicating ACKed frame (TX
+        * callbacks), and version 1 for indicating failed frame (no ACK, TX
+        * callbacks) */
+       if (ver == 1 || ver == 2) {
                handle_tx_callback(drv, buf, data_len, ver == 2 ? 1 : 0);
                return;
        } else if (ver != 0) {