[PATCH 6.0 706/862] wifi: rtw89: free unused skb to prevent memory leak

From: Greg Kroah-Hartman
Date: Wed Oct 19 2022 - 05:32:24 EST


From: Po-Hao Huang <phhuang@xxxxxxxxxxx>

[ Upstream commit eae672f386049146058b9e5d3d33e9e4af9dca1d ]

This avoid potential memory leak under power saving mode.

Signed-off-by: Po-Hao Huang <phhuang@xxxxxxxxxxx>
Signed-off-by: Ping-Ke Shih <pkshih@xxxxxxxxxxx>
Signed-off-by: Kalle Valo <kvalo@xxxxxxxxxx>
Link: https://lore.kernel.org/r/20220916033811.13862-6-pkshih@xxxxxxxxxxx
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
drivers/net/wireless/realtek/rtw89/core.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/drivers/net/wireless/realtek/rtw89/core.c b/drivers/net/wireless/realtek/rtw89/core.c
index a5880a54812e..8b338e5ce364 100644
--- a/drivers/net/wireless/realtek/rtw89/core.c
+++ b/drivers/net/wireless/realtek/rtw89/core.c
@@ -872,6 +872,7 @@ int rtw89_h2c_tx(struct rtw89_dev *rtwdev,
rtw89_debug(rtwdev, RTW89_DBG_FW,
"ignore h2c due to power is off with firmware state=%d\n",
test_bit(RTW89_FLAG_FW_RDY, rtwdev->flags));
+ dev_kfree_skb(skb);
return 0;
}

--
2.35.1