netdev - [PATCH] ath10k: fix incorrect size of dma_free_coherent in ath10k_ce_alloc_src_ring

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Message-ID: <20180601111602.24108-1-yuehaibing@huawei.com>
Date:   Fri, 1 Jun 2018 19:16:02 +0800
From:   YueHaibing <yuehaibing@...wei.com>
To:     <davem@...emloft.net>, <kvalo@...eaurora.org>
CC:     <netdev@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <ath10k@...ts.infradead.org>, <linux-wireless@...r.kernel.org>,
        YueHaibing <yuehaibing@...wei.com>
Subject: [PATCH] ath10k: fix incorrect size of dma_free_coherent in ath10k_ce_alloc_src_ring_64

sizeof(struct ce_desc) should be a copy-paste mistake
just use sizeof(struct ce_desc_64) to avoid mem leak

Fixes: b7ba83f7c414 ("ath10k: add support for shadow register for WNC3990")
Signed-off-by: YueHaibing <yuehaibing@...wei.com>
---
 drivers/net/wireless/ath/ath10k/ce.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/wireless/ath/ath10k/ce.c b/drivers/net/wireless/ath/ath10k/ce.c
index 3b96a43..35dec2a 100644
--- a/drivers/net/wireless/ath/ath10k/ce.c
+++ b/drivers/net/wireless/ath/ath10k/ce.c
@@ -1512,7 +1512,7 @@ ath10k_ce_alloc_src_ring_64(struct ath10k *ar, unsigned int ce_id,
 		ret = ath10k_ce_alloc_shadow_base(ar, src_ring, nentries);
 		if (ret) {
 			dma_free_coherent(ar->dev,
-					  (nentries * sizeof(struct ce_desc) +
+					  (nentries * sizeof(struct ce_desc64) +
 					   CE_DESC_RING_ALIGN),
 					  src_ring->base_addr_owner_space_unaligned,
 					  base_addr);
-- 
2.7.0