[PATCH AUTOSEL 5.4 012/330] ath10k: fix memory leak for tpc_stats_final

Sasha Levin
2020-09-18T03:15:29Z

From: Miaoqing Pan <miaoqing@codeaurora.org>

[ Upstream commit 486a8849843455298d49e694cca9968336ce2327 ]

The memory of ar->debug.tpc_stats_final is reallocated every debugfs
reading, it should be freed in ath10k_debug_destroy() for the last
allocation.

Tested HW: QCA9984
Tested FW: 10.4-3.9.0.2-00035

Signed-off-by: Miaoqing Pan <miaoqing@codeaurora.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/net/wireless/ath/ath10k/debug.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/drivers/net/wireless/ath/ath10k/debug.c b/drivers/net/wireless/ath/ath10k/debug.c
index 40baf25ac99f3..04c50a26a4f47 100644
--- a/drivers/net/wireless/ath/ath10k/debug.c
+++ b/drivers/net/wireless/ath/ath10k/debug.c
@@ -2532,6 +2532,7 @@ void ath10k_debug_destroy(struct ath10k *ar)
ath10k_debug_fw_stats_reset(ar);

kfree(ar->debug.tpc_stats);
+ kfree(ar->debug.tpc_stats_final);
}

int ath10k_debug_register(struct ath10k *ar)
--
2.25.1