wifi: rtw89: free unused skb to prevent memory leak

[ Upstream commit eae672f386049146058b9e5d3d33e9e4af9dca1d ]

This avoid potential memory leak under power saving mode.

Signed-off-by: Po-Hao Huang <phhuang@realtek.com>
Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20220916033811.13862-6-pkshih@realtek.com
Signed-off-by: Sasha Levin <sashal@kernel.org>

diff --git a/drivers/net/wireless/realtek/rtw89/core.c b/drivers/net/wireless/realtek/rtw89/core.c
index a6a90572e74bffac3469491ea8ca9bd9c993c7bf..7313eb80fb1e3932e1e8d872043b091d708417cf 100644 (file)
--- a/drivers/net/wireless/realtek/rtw89/core.c
+++ b/drivers/net/wireless/realtek/rtw89/core.c
@@ -860,6 +860,7 @@ 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;
        }