[PATCH 5.11 542/601] mt76: mt7615: fix memleak when mt7615_unregister_device()

Greg Kroah-Hartman
2021-05-12T17:56:50Z

From: Ryder Lee <ryder.lee@mediatek.com>

[ Upstream commit 8ab31da7b89f71c4c2defcca989fab7b42f87d71 ]

mt7615_tx_token_put() should get call before mt76_free_pending_txwi().

Fixes: a6275e934605 ("mt76: mt7615: reset token when mac_reset happens")
Signed-off-by: Ryder Lee <ryder.lee@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/net/wireless/mediatek/mt76/mt7615/pci_init.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/pci_init.c b/drivers/net/wireless/mediatek/mt76/mt7615/pci_init.c
index 58a0ec1bf8d7..5dd1c6d501ad 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7615/pci_init.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7615/pci_init.c
@@ -168,10 +168,9 @@ void mt7615_unregister_device(struct mt7615_dev *dev)
mt76_unregister_device(&dev->mt76);
if (mcu_running)
mt7615_mcu_exit(dev);
- mt7615_dma_cleanup(dev);

mt7615_tx_token_put(dev);
-
+ mt7615_dma_cleanup(dev);
tasklet_disable(&dev->irq_tasklet);

mt76_free_device(&dev->mt76);
--
2.30.2