From: Ming Yen Hsieh Date: Mon, 8 Sep 2025 07:25:26 +0000 (+0800) Subject: wifi: mt76: mt7925: fix incorrect length field in txpower command X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=ccb186326bb6b7f20d77982f855568e7087ad0d7;p=thirdparty%2Flinux.git 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 --- diff --git a/drivers/net/wireless/mediatek/mt76/mt7925/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7925/mcu.c index 8d9d2c1b83aca..2daf5a29220fd 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7925/mcu.c +++ b/drivers/net/wireless/mediatek/mt76/mt7925/mcu.c @@ -3730,7 +3730,7 @@ 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: