[PATCH 5.15 459/917] mt76: mt7921: fix endianness warning in mt7921_update_txs

Greg Kroah-Hartman
2021-11-16T00:31:52Z

From: Lorenzo Bianconi <lorenzo@kernel.org>

[ Upstream commit 7fc167bbc9296e6aeaaa4063db3639e8a3db75f6 ]

Fix the following sparse warning in mt7921_update_txs routine:
drivers/net/wireless/mediatek/mt76/mt7921/mac.c:752:31:
warning: cast to restricted __le32
drivers/net/wireless/mediatek/mt76/mt7921/mac.c:752:31:
warning: restricted __le32 degrades to integer

Fixes: e5bca8c5d2cd3 ("mt76: mt7921: improve code readability for mt7921_update_txs")
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/net/wireless/mediatek/mt76/mt7921/mac.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/mac.c b/drivers/net/wireless/mediatek/mt76/mt7921/mac.c
index 7fe2e3a50428f..f4714b0f6e5c4 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7921/mac.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7921/mac.c
@@ -735,8 +735,9 @@ mt7921_mac_write_txwi_80211(struct mt7921_dev *dev, __le32 *txwi,
static void mt7921_update_txs(struct mt76_wcid *wcid, __le32 *txwi)
{
struct mt7921_sta *msta = container_of(wcid, struct mt7921_sta, wcid);
- u32 pid, frame_type = FIELD_GET(MT_TXD2_FRAME_TYPE, txwi[2]);
+ u32 pid, frame_type;

+ frame_type = FIELD_GET(MT_TXD2_FRAME_TYPE, le32_to_cpu(txwi[2]));
if (!(frame_type & (IEEE80211_FTYPE_DATA >> 2)))
return;

--
2.33.0