From 6c833df90ce95a1855ba9d916ecc209c56ded3ee Mon Sep 17 00:00:00 2001
From: Lorenzo Bianconi <lorenzo@kernel.org>
Date: Tue, 19 Oct 2021 12:12:27 +0200
Subject: [PATCH] mt76: do not reset MIB counters in get_stats callback
Git-commit: 6c833df90ce95a1855ba9d916ecc209c56ded3ee
Patch-mainline: v5.16-rc1
References: bsc#1209980

MIB counters are used for ethtool stats as well

Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Acked-by: Takashi Iwai <tiwai@suse.de>

---
 drivers/net/wireless/mediatek/mt76/mt7615/main.c | 2 --
 drivers/net/wireless/mediatek/mt76/mt7915/main.c | 3 +--
 drivers/net/wireless/mediatek/mt76/mt7921/main.c | 2 --
 3 files changed, 1 insertion(+), 6 deletions(-)

diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/main.c b/drivers/net/wireless/mediatek/mt76/mt7615/main.c
index d5bcffef7122..343e157261ca 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7615/main.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7615/main.c
@@ -862,8 +862,6 @@ mt7615_get_stats(struct ieee80211_hw *hw,
 	stats->dot11FCSErrorCount = mib->fcs_err_cnt;
 	stats->dot11ACKFailureCount = mib->ack_fail_cnt;
 
-	memset(mib, 0, sizeof(*mib));
-
 	mt7615_mutex_release(phy->dev);
 
 	return 0;
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/main.c b/drivers/net/wireless/mediatek/mt76/mt7915/main.c
index 48d0e0795415..8be78917dee9 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7915/main.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/main.c
@@ -811,13 +811,12 @@ mt7915_get_stats(struct ieee80211_hw *hw,
 	struct mib_stats *mib = &phy->mib;
 
 	mutex_lock(&dev->mt76.mutex);
+
 	stats->dot11RTSSuccessCount = mib->rts_cnt;
 	stats->dot11RTSFailureCount = mib->rts_retries_cnt;
 	stats->dot11FCSErrorCount = mib->fcs_err_cnt;
 	stats->dot11ACKFailureCount = mib->ack_fail_cnt;
 
-	memset(mib, 0, sizeof(*mib));
-
 	mutex_unlock(&dev->mt76.mutex);
 
 	return 0;
diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/main.c b/drivers/net/wireless/mediatek/mt76/mt7921/main.c
index d968990dac6e..22d5a0adb5ad 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7921/main.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7921/main.c
@@ -856,8 +856,6 @@ mt7921_get_stats(struct ieee80211_hw *hw,
 	stats->dot11FCSErrorCount = mib->fcs_err_cnt;
 	stats->dot11ACKFailureCount = mib->ack_fail_cnt;
 
-	memset(mib, 0, sizeof(*mib));
-
 	mt7921_mutex_release(phy->dev);
 
 	return 0;
-- 
2.35.3