mt76: fix possible NULL pointer dereferencing in mt76x2_mac_write_txwi()
Verify wcid is not NULL before dereferencing the pointer to initialize
txwi rate/power info
Fixes: 7bc04215a6
("mt76: add driver code for MT76x2e")
Signed-off-by: Lorenzo Bianconi <lorenzo.bianconi@redhat.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
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@ -186,7 +186,7 @@ void mt76x2_mac_write_txwi(struct mt76x2_dev *dev, struct mt76x2_txwi *txwi,
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txwi->pktid = 1;
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spin_lock_bh(&dev->mt76.lock);
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if (rate->idx < 0 || !rate->count) {
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if (wcid && (rate->idx < 0 || !rate->count)) {
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txwi->rate = wcid->tx_rate;
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max_txpwr_adj = wcid->max_txpwr_adj;
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nss = wcid->tx_rate_nss;
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