[2/2] ath10k: fix memory leak for tpc_stats_final
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Message ID 1570609089-22071-2-git-send-email-miaoqing@codeaurora.org
State Accepted
Commit 486a8849843455298d49e694cca9968336ce2327
Delegated to: Kalle Valo
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Series
  • [1/2] ath10k: fix array out-of-bounds access
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Commit Message

Miaoqing Pan Oct. 9, 2019, 8:18 a.m. UTC
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>
---
 drivers/net/wireless/ath/ath10k/debug.c | 1 +
 1 file changed, 1 insertion(+)

Patch
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diff --git a/drivers/net/wireless/ath/ath10k/debug.c b/drivers/net/wireless/ath/ath10k/debug.c
index 40baf25..04c50a2 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)