Colin Ian King [off-list ref] wrote:

Currently tx_params is being re-assigned with a new value and the
previous setting IEEE80211_HT_MCS_TX_RX_DIFF is being overwritten.
The assignment operator is incorrect, the original intent was to
bit-wise or the value in. Fix this by replacing the = operator
with |= instead.

Kudos to Christian Lamparter for suggesting the correct fix.

Fixes: fe8ee9ad80b2 ("carl9170: mac80211 glue and command interface")
Signed-off-by: Colin Ian King <redacted>
Cc: <redacted>
Acked-by: Christian Lamparter <redacted>
Signed-off-by: Kalle Valo <redacted>

Patch applied to ath-next branch of ath.git, thanks.

02a95374b5ee carl9170: fix missing bit-wise or operator for tx_params

-- 
https://patchwork.kernel.org/project/linux-wireless/patch/20220125004406.344422-1-colin.i.king@gmail.com/

https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches