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AP: Restrict Vendor VHT to 2.4 GHz only

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Vendor VHT IE is used only on the 2.4 GHz band. Restrict the use of
vendor VHT element to 2.4 GHz. This will ensure that invalid/wrong user
configuration will not impact beacon data in other than the 2.4 GHz
band.

Signed-off-by: Rajkumar Manoharan <rmanohar@codeaurora.org>
This commit is contained in:
Rajkumar Manoharan 2020-06-01 23:14:27 -07:00 committed by Jouni Malinen
parent 6a34bd3007
commit 088bef1786
1 changed files with 3 additions and 1 deletions
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4
src/ap/ieee802_11_vht.c
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@ -425,7 +425,9 @@ u8 * hostapd_eid_vendor_vht(struct hostapd_data *hapd, u8 *eid)
{
u8 *pos = eid;
if (!hapd->iface->current_mode)
/* Vendor VHT is applicable only to 2.4 GHz */
if (!hapd->iface->current_mode ||
hapd->iface->current_mode->mode != HOSTAPD_MODE_IEEE80211G)
return eid;
*pos++ = WLAN_EID_VENDOR_SPECIFIC;