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Subject[PATCH 5.4 041/320] wcn36xx: Release DMA channel descriptor allocations
Date
From: Bryan O'Donoghue <bryan.odonoghue@linaro.org>

[ Upstream commit 3652096e5263ad67604b0323f71d133485f410e5 ]

When unloading the driver we are not releasing the DMA descriptors which we
previously allocated.

Fixes: 8e84c2582169 ("wcn36xx: mac80211 driver for Qualcomm WCN3660/WCN3680 hardware")
Signed-off-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20211105122152.1580542-3-bryan.odonoghue@linaro.org
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/net/wireless/ath/wcn36xx/dxe.c | 5 +++++
1 file changed, 5 insertions(+)

diff --git a/drivers/net/wireless/ath/wcn36xx/dxe.c b/drivers/net/wireless/ath/wcn36xx/dxe.c
index 4da25e84793b7..c400261352bc8 100644
--- a/drivers/net/wireless/ath/wcn36xx/dxe.c
+++ b/drivers/net/wireless/ath/wcn36xx/dxe.c
@@ -952,4 +952,9 @@ void wcn36xx_dxe_deinit(struct wcn36xx *wcn)

wcn36xx_dxe_ch_free_skbs(wcn, &wcn->dxe_rx_l_ch);
wcn36xx_dxe_ch_free_skbs(wcn, &wcn->dxe_rx_h_ch);
+
+ wcn36xx_dxe_deinit_descs(wcn->dev, &wcn->dxe_tx_l_ch);
+ wcn36xx_dxe_deinit_descs(wcn->dev, &wcn->dxe_tx_h_ch);
+ wcn36xx_dxe_deinit_descs(wcn->dev, &wcn->dxe_rx_l_ch);
+ wcn36xx_dxe_deinit_descs(wcn->dev, &wcn->dxe_rx_h_ch);
}
--
2.34.1


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