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Re: [PATCH] mt76: mt7915: fix warning: variable 'flags' set but not used

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On 2021-12-23 07:58, Bo Jiao wrote:
From: Bo Jiao <Bo.Jiao@xxxxxxxxxxxx>

fix warning: variable 'flags' set but not used

Fixes: 0aa6b534b5e1 ("mt76: mt7915: update rx rate reporting for mt7916")
Reported-by: kernel test robot <lkp@xxxxxxxxx>
Signed-off-by: Bo Jiao <Bo.Jiao@xxxxxxxxxxxx>
---
  drivers/net/wireless/mediatek/mt76/mt7915/mac.c | 11 +----------
  1 file changed, 1 insertion(+), 10 deletions(-)

diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mac.c b/drivers/net/wireless/mediatek/mt76/mt7915/mac.c
index ee4535a..f6d6321 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7915/mac.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/mac.c
@@ -469,7 +469,7 @@ mt7915_mac_fill_rx_rate(struct mt7915_dev *dev,
  			__le32 *rxv)
  {
  	u32 v0, v2;
-	u8 flags, stbc, gi, bw, dcm, mode, nss;
+	u8 stbc, gi, bw, dcm, mode, nss;
  	int i, idx;
  	bool cck = false;
@@ -505,20 +505,12 @@ mt7915_mac_fill_rx_rate(struct mt7915_dev *dev,
  		status->encoding = RX_ENC_HT;
  		if (i > 31)
  			return -EINVAL;
-
-		flags = RATE_INFO_FLAGS_MCS;
-		if (gi)
-			flags |= RATE_INFO_FLAGS_SHORT_GI;
  		break;
  	case MT_PHY_TYPE_VHT:
  		status->nss = nss;
  		status->encoding = RX_ENC_VHT;
  		if (i > 9)
  			return -EINVAL;
-
-		flags = RATE_INFO_FLAGS_VHT_MCS;
-		if (gi)
-			flags |= RATE_INFO_FLAGS_SHORT_GI;
  		break;
  	case MT_PHY_TYPE_HE_MU:
  	case MT_PHY_TYPE_HE_SU:
The short GI value should still be reported. I'm folding this change into the commit:

--- a/drivers/net/wireless/mediatek/mt76/mt7915/mac.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/mac.c
@@ -503,12 +503,16 @@ mt7915_mac_fill_rx_rate(struct mt7915_dev *dev,
  	case MT_PHY_TYPE_HT_GF:
  	case MT_PHY_TYPE_HT:
  		status->encoding = RX_ENC_HT;
+		if (gi)
+			status->enc_flags |= RX_ENC_FLAG_SHORT_GI;
  		if (i > 31)
  			return -EINVAL;
  		break;
  	case MT_PHY_TYPE_VHT:
  		status->nss = nss;
  		status->encoding = RX_ENC_VHT;
+		if (gi)
+			status->enc_flags |= RX_ENC_FLAG_SHORT_GI;
  		if (i > 9)
  			return -EINVAL;
  		break;





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