Check if the Tx control flag is set to prevent sequence number overwrites, and if so, do not assign a new sequence number to the transmitted frame. Signed-off-by: Mathy Vanhoef <Mathy.Vanhoef@xxxxxxxxxxx> --- net/mac80211/tx.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c index 040b0ef18..cc5068999 100644 --- a/net/mac80211/tx.c +++ b/net/mac80211/tx.c @@ -824,6 +824,9 @@ ieee80211_tx_h_sequence(struct ieee80211_tx_data *tx) if (ieee80211_is_qos_nullfunc(hdr->frame_control)) return TX_CONTINUE; + if (info->control.flags & IEEE80211_TX_CTRL_NO_SEQNO) + return TX_CONTINUE; + /* * Anything but QoS data that has a sequence number field * (is long enough) gets a sequence number from the global -- 2.27.0
