mt76: do not reset MIB counters in get_stats callback

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>

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;

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;

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;