| Message ID | 64d9e342b8ee28a7f1be8c6dc88afed4003d17fd.1626249182.git.ryder.lee@mediatek.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | mt76: mt7915: fix an off-by-one bound check | expand |
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c index 8d646aa3d084..81e4165905dc 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c @@ -776,7 +776,7 @@ static void mt7915_check_he_obss_narrow_bw_ru_iter(struct wiphy *wiphy, rcu_read_lock(); elem = ieee80211_bss_get_elem(bss, WLAN_EID_EXT_CAPABILITY); - if (!elem || elem->datalen < 10 || + if (!elem || elem->datalen <= 10 || !(elem->data[10] & WLAN_EXT_CAPA10_OBSS_NARROW_BW_RU_TOLERANCE_SUPPORT)) data->tolerated = false;
The bounds check on datalen is off-by-one, so fix it. Signed-off-by: Ryder Lee <ryder.lee@mediatek.com> --- drivers/net/wireless/mediatek/mt76/mt7915/mcu.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)