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hostap: Remove special handling for protocol version 3 on RX

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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>
This commit is contained in:
Jouni Malinen 2015-07-18 23:24:16 +03:00
parent 3dfaedb433
commit 7420e36293
1 changed files with 5 additions and 14 deletions
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19
src/drivers/driver_hostap.c
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@ -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) {