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From a0606ee9846a9c9937a46717b18440cf6bad87f8 Mon Sep 17 00:00:00 2001
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From: =?UTF-8?q?=C3=8D=C3=B1igo=20Huguet?= <ihuguet@redhat.com>
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Date: Fri, 21 Jan 2022 08:49:04 +0100
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Subject: [PATCH 26/36] rtw89: coex: correct C2H header length
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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Bugzilla: http://bugzilla.redhat.com/2033291
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commit b3131a41ac6fcda0a636b3c7d1e05914107d8840
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Author: Ching-Te Ku <ku920601@realtek.com>
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Date: Thu Dec 9 16:32:23 2021 +0800
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rtw89: coex: correct C2H header length
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To resolve C2H handle length mismatch, or it will parse the c2h content
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out of array.
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Signed-off-by: Ching-Te Ku <ku920601@realtek.com>
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Signed-off-by: Ping-Ke Shih <pkshih@realtek.com>
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Signed-off-by: Kalle Valo <kvalo@kernel.org>
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Link: https://lore.kernel.org/r/20211209083229.10815-2-pkshih@realtek.com
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Signed-off-by: Íñigo Huguet <ihuguet@redhat.com>
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---
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drivers/net/wireless/realtek/rtw89/coex.c | 2 ++
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1 file changed, 2 insertions(+)
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diff --git a/drivers/net/wireless/realtek/rtw89/coex.c b/drivers/net/wireless/realtek/rtw89/coex.c
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index abe4b6549ab2..f220229a7a48 100644
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--- a/drivers/net/wireless/realtek/rtw89/coex.c
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+++ b/drivers/net/wireless/realtek/rtw89/coex.c
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@@ -4494,6 +4494,8 @@ void rtw89_btc_c2h_handle(struct rtw89_dev *rtwdev, struct sk_buff *skb,
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struct rtw89_btc_btf_fwinfo *pfwinfo = &btc->fwinfo;
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u8 *buf = &skb->data[RTW89_C2H_HEADER_LEN];
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+ len -= RTW89_C2H_HEADER_LEN;
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+
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rtw89_debug(rtwdev, RTW89_DBG_BTC,
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"[BTC], %s(): C2H BT len:%d class:%d fun:%d\n",
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__func__, len, class, func);
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--
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2.13.6
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