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authorPeter Chiu <chui-hao.chiu@mediatek.com>2024-01-26 12:09:14 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2024-04-13 14:07:31 +0300
commit1152c2cd38e4a3d6cd7fffd95da1490f80f9b0b4 (patch)
treea5c18c81ec3842328b1b31e843d58f99d5ab4d36 /drivers/net/wireless
parent891fd07da87b518144ebf611acecadd3144776dc (diff)
downloadlinux-1152c2cd38e4a3d6cd7fffd95da1490f80f9b0b4.tar.xz
wifi: mt76: mt7996: disable AMSDU for non-data frames
[ Upstream commit 5d5edc09197cd8c705b42a73cdf8ba03db53c033 ] Disable AMSDU for non-data frames to prevent TX token leak issues. Signed-off-by: Peter Chiu <chui-hao.chiu@mediatek.com> Signed-off-by: Shayne Chen <shayne.chen@mediatek.com> Signed-off-by: Felix Fietkau <nbd@nbd.name> Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'drivers/net/wireless')
-rw-r--r--drivers/net/wireless/mediatek/mt76/mt7996/mac.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/mac.c b/drivers/net/wireless/mediatek/mt76/mt7996/mac.c
index b0d0ae5080e8..73d46ec1181a 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7996/mac.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7996/mac.c
@@ -757,6 +757,9 @@ mt7996_mac_write_txwi_8023(struct mt7996_dev *dev, __le32 *txwi,
FIELD_PREP(MT_TXD2_SUB_TYPE, fc_stype);
txwi[2] |= cpu_to_le32(val);
+
+ if (wcid->amsdu)
+ txwi[3] |= cpu_to_le32(MT_TXD3_HW_AMSDU);
}
static void
@@ -887,8 +890,6 @@ void mt7996_mac_write_txwi(struct mt7996_dev *dev, __le32 *txwi,
val |= MT_TXD3_PROTECT_FRAME;
if (info->flags & IEEE80211_TX_CTL_NO_ACK)
val |= MT_TXD3_NO_ACK;
- if (wcid->amsdu)
- val |= MT_TXD3_HW_AMSDU;
txwi[3] = cpu_to_le32(val);
txwi[4] = 0;