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Date: Mon, 15 Aug 2022 19:57:12 +0200
From: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To: linux-kernel@...r.kernel.org
Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
stable@...r.kernel.org, Lorenzo Bianconi <lorenzo@...nel.org>,
Felix Fietkau <nbd@....name>, Sasha Levin <sashal@...nel.org>
Subject: [PATCH 5.19 0476/1157] mt76: mt7615: do not update pm stats in case of error
From: Lorenzo Bianconi <lorenzo@...nel.org>
[ Upstream commit 79717c4eeeae9dec894794fbe8af72f08f03ebdd ]
Do not update pm stats if mt7615_mcu_fw_pmctrl returns an error.
Fixes: abe912ae3cd42 ("mt76: mt7663: add awake and doze time accounting")
Signed-off-by: Lorenzo Bianconi <lorenzo@...nel.org>
Signed-off-by: Felix Fietkau <nbd@....name>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
drivers/net/wireless/mediatek/mt76/mt7615/mcu.c | 9 +++++----
1 file changed, 5 insertions(+), 4 deletions(-)
diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c
index 8fb6c9d735dc..d2dd1260382c 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c
@@ -350,10 +350,11 @@ static int mt7615_mcu_fw_pmctrl(struct mt7615_dev *dev)
}
mt7622_trigger_hif_int(dev, false);
-
- pm->stats.last_doze_event = jiffies;
- pm->stats.awake_time += pm->stats.last_doze_event -
- pm->stats.last_wake_event;
+ if (!err) {
+ pm->stats.last_doze_event = jiffies;
+ pm->stats.awake_time += pm->stats.last_doze_event -
+ pm->stats.last_wake_event;
+ }
out:
mutex_unlock(&pm->mutex);
--
2.35.1
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