Legacy rates are not validated while configuring tx rateset using iw. So below cmd is accepted by nl80211. sudo iw wlan2 set bitrates legacy-2.4 3 Validate legacy rates and return error while configuring improper rates. Signed-off-by: Bala Shanmugam <bkamatch@xxxxxxxxxxxxxxxx> --- net/wireless/nl80211.c | 2 ++ 1 files changed, 2 insertions(+), 0 deletions(-) diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index e49da27..cc7bef7 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -5540,6 +5540,8 @@ static int nl80211_set_tx_bitrate_mask(struct sk_buff *skb, sband, nla_data(tb[NL80211_TXRATE_LEGACY]), nla_len(tb[NL80211_TXRATE_LEGACY])); + if (mask.control[band].legacy == 0) + return -EINVAL; } if (tb[NL80211_TXRATE_MCS]) { if (!ht_rateset_to_mask( -- 1.7.4.1 -- To unsubscribe from this list: send the line "unsubscribe linux-wireless" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html