From 015349622b0ca3bd0992816fc4ccaf8e7ecccae9 Mon Sep 17 00:00:00 2001 From: Ming Yen Hsieh Date: Mon, 8 Sep 2025 15:25:26 +0800 Subject: [PATCH] wifi: mt76: mt7925: fix incorrect length field in txpower command Set `tx_power_tlv->len` to `msg_len` instead of `sizeof(*tx_power_tlv)` to ensure the correct message length is sent to firmware. Cc: stable@vger.kernel.org Fixes: c948b5da6bbe ("wifi: mt76: mt7925: add Mediatek Wi-Fi7 driver for mt7925 chips") Signed-off-by: Ming Yen Hsieh Link: https://patch.msgid.link/20250908072526.1833938-1-mingyen.hsieh@mediatek.com Signed-off-by: Felix Fietkau --- mt7925/mcu.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/mt7925/mcu.c b/mt7925/mcu.c index 723848bc..e1875a2f 100644 --- a/mt7925/mcu.c +++ b/mt7925/mcu.c @@ -3678,7 +3678,7 @@ mt7925_mcu_rate_txpower_band(struct mt76_phy *phy, memcpy(tx_power_tlv->alpha2, dev->alpha2, sizeof(dev->alpha2)); tx_power_tlv->n_chan = num_ch; tx_power_tlv->tag = cpu_to_le16(0x1); - tx_power_tlv->len = cpu_to_le16(sizeof(*tx_power_tlv)); + tx_power_tlv->len = cpu_to_le16(msg_len); switch (band) { case NL80211_BAND_2GHZ: