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ath11k: remove return for empty tx bitrate in mac_op_sta_statistics

PATCH In review Wen Gong 2 participants 2 messages Oct 11, 2021 – Nov 15, 2021 Qualcomm Atheros ATH11K wireless driver

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Wen Gong

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PATCH 1/1 ath11k: remove return for empty tx bitrate in mac_op_sta_statistics

Currently in ath11k_mac_op_sta_statistics() there is the following logic:

    if (!arsta->txrate.legacy && !arsta->txrate.nss)
        return;

Unfortunately if this condition is true then the function returns without setting parameters that follow the txrate.

To address this issue remove the return and instead invert the logic to set the txrate logic if (arsta->txrate.legacy || arsta->txrate.nss).

Same change which is upstream also exists in ath10k:
1cd6ba8ae33e ("ath10k: remove return for NL80211_STA_INFO_TX_BITRATE")

Tested-on: QCA6390 hw2.0 PCI WLAN.HST.1.0.1-01740-QCAHSTSWPLZ_V2_TO_X86-1

---
 drivers/net/wireless/ath/ath11k/mac.c | 29 +++++++++++++--------------
 1 file changed, 14 insertions(+), 15 deletions(-)
drivers/net/wireless/ath/ath11k/mac.c +14 -15
index 0f54332bc24c..8714f971ad67 100644
@@ -6965,21 +6965,20 @@ static void ath11k_mac_op_sta_statistics(struct ieee80211_hw *hw,
 	sinfo->tx_duration = arsta->tx_duration;
 	sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_DURATION);
 
-	if (!arsta->txrate.legacy && !arsta->txrate.nss)
-		return;
-
-	if (arsta->txrate.legacy) {
-		sinfo->txrate.legacy = arsta->txrate.legacy;
-	} else {
-		sinfo->txrate.mcs = arsta->txrate.mcs;
-		sinfo->txrate.nss = arsta->txrate.nss;
-		sinfo->txrate.bw = arsta->txrate.bw;
-		sinfo->txrate.he_gi = arsta->txrate.he_gi;
-		sinfo->txrate.he_dcm = arsta->txrate.he_dcm;
-		sinfo->txrate.he_ru_alloc = arsta->txrate.he_ru_alloc;
-	}
-	sinfo->txrate.flags = arsta->txrate.flags;
-	sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_BITRATE);
+	if (arsta->txrate.legacy || arsta->txrate.nss) {
+		if (arsta->txrate.legacy) {
+			sinfo->txrate.legacy = arsta->txrate.legacy;
+		} else {
+			sinfo->txrate.mcs = arsta->txrate.mcs;
+			sinfo->txrate.nss = arsta->txrate.nss;
+			sinfo->txrate.bw = arsta->txrate.bw;
+			sinfo->txrate.he_gi = arsta->txrate.he_gi;
+			sinfo->txrate.he_dcm = arsta->txrate.he_dcm;
+			sinfo->txrate.he_ru_alloc = arsta->txrate.he_ru_alloc;
+		}
+		sinfo->txrate.flags = arsta->txrate.flags;
+		sinfo->filled |= BIT_ULL(NL80211_STA_INFO_TX_BITRATE);
+	}
 
 	/* TODO: Use real NF instead of default one. */
 	sinfo->signal = arsta->rssi_comb + ATH11K_DEFAULT_NOISE_FLOOR;
Signature · 7 lines
2.31.1


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#1 lore raw
Quoted 11 lines · Wen Gong

Currently in ath11k_mac_op_sta_statistics() there is the following logic:

    if (!arsta->txrate.legacy && !arsta->txrate.nss)
        return;

Unfortunately if this condition is true then the function returns without setting parameters that follow the txrate. To address this issue remove the return and instead invert the logic to set the txrate logic if (arsta->txrate.legacy || arsta->txrate.nss).

Quoted 7 lines

The same was done also in ath10k in commit 1cd6ba8ae33e ("ath10k: remove return for NL80211_STA_INFO_TX_BITRATE").

Tested-on: QCA6390 hw2.0 PCI WLAN.HST.1.0.1-01740-QCAHSTSWPLZ_V2_TO_X86-1

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

1d795645e1ee ath11k: remove return for empty tx bitrate in mac_op_sta_statistics

Signature · 3 lines
https://patchwork.kernel.org/project/linux-wireless/patch/[email protected]/

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