From 3652096e5263ad67604b0323f71d133485f410e5 Mon Sep 17 00:00:00 2001
From: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
Date: Fri, 5 Nov 2021 12:21:51 +0000
Subject: [PATCH] wcn36xx: Release DMA channel descriptor allocations
Git-commit: 3652096e5263ad67604b0323f71d133485f410e5
Patch-mainline: v5.17-rc1
References: git-fixes
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
Acked-by: Takashi Iwai <tiwai@suse.de>
---
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 d6c621518c7b..d6c951f7dec3 100644
--- a/drivers/net/wireless/ath/wcn36xx/dxe.c
+++ b/drivers/net/wireless/ath/wcn36xx/dxe.c
@@ -1061,4 +1061,9 @@ 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);
}
--
2.31.1