| From | Greg Kroah-Hartman <> | Subject | [PATCH 5.10 052/141] wifi: mt76: fix reading current per-tid starting sequence number for aggregation | Date | Mon, 26 Sep 2022 12:11:18 +0200 |
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From: Felix Fietkau <nbd@nbd.name>
commit c3a510e2b53785df31d882a773c4c0780b4c825f upstream.
The code was accidentally shifting register values down by tid % 32 instead of (tid * field_size) % 32.
Cc: stable@vger.kernel.org Fixes: a28bef561a5c ("mt76: mt7615: re-enable offloading of sequence number assignment") Signed-off-by: Felix Fietkau <nbd@nbd.name> Signed-off-by: Kalle Valo <kvalo@kernel.org> Link: https://lore.kernel.org/r/20220826182329.18155-1-nbd@nbd.name Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> --- drivers/net/wireless/mediatek/mt76/mt7615/mac.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/net/wireless/mediatek/mt76/mt7615/mac.c +++ b/drivers/net/wireless/mediatek/mt76/mt7615/mac.c @@ -950,7 +950,7 @@ u32 mt7615_mac_get_sta_tid_sn(struct mt7 offset %= 32; val = mt76_rr(dev, addr); - val >>= (tid % 32); + val >>= offset; if (offset > 20) { addr += 4;
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