DGNum/hostapd
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Simplify HT Capabilities element parsing

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Check the element length in the parser and remove the length field from
struct ieee802_11_elems since the element is of fixed length.

Signed-off-by: Jouni Malinen <j@w1.fi>
This commit is contained in:
Jouni Malinen 2015-04-19 16:48:21 +03:00
parent b39a05913a
commit baae4cb9b4
11 changed files with 10 additions and 20 deletions
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3
src/ap/ieee802_11_ht.c
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@ -310,7 +310,7 @@ void hostapd_2040_coex_action(struct hostapd_data *hapd,
u16 copy_sta_ht_capab(struct hostapd_data *hapd, struct sta_info *sta,
const u8 *ht_capab, size_t ht_capab_len)
const u8 *ht_capab)
{
/*
* Disable HT caps for STAs associated to no-HT BSSes, or for stations
@ -318,7 +318,6 @@ u16 copy_sta_ht_capab(struct hostapd_data *hapd, struct sta_info *sta,
* frame.
*/
if (!ht_capab ||
ht_capab_len < sizeof(struct ieee80211_ht_capabilities) ||
!(sta->flags & WLAN_STA_WMM) || hapd->conf->disable_11n) {
sta->flags &= ~WLAN_STA_HT;
os_free(sta->ht_capabilities);