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authorChing-Te Ku <ku920601@realtek.com>2021-12-09 16:32:23 +0800
committerKalle Valo <kvalo@kernel.org>2021-12-14 20:35:59 +0200
commitb3131a41ac6fcda0a636b3c7d1e05914107d8840 (patch)
tree3e53c8efbc4d0c3f7d6a332dcba956b6fc394bf9 /drivers/net
parent3db30b79028983179d3b720e367c898ce896516e (diff)
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rtw89: coex: correct C2H header length
To resolve C2H handle length mismatch, or it will parse the c2h content out of array. Signed-off-by: Ching-Te Ku <ku920601@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/20211209083229.10815-2-pkshih@realtek.com
Diffstat (limited to 'drivers/net')
-rw-r--r--drivers/net/wireless/realtek/rtw89/coex.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/net/wireless/realtek/rtw89/coex.c b/drivers/net/wireless/realtek/rtw89/coex.c
index abe4b6549ab2..f220229a7a48 100644
--- a/drivers/net/wireless/realtek/rtw89/coex.c
+++ b/drivers/net/wireless/realtek/rtw89/coex.c
@@ -4494,6 +4494,8 @@ void rtw89_btc_c2h_handle(struct rtw89_dev *rtwdev, struct sk_buff *skb,
struct rtw89_btc_btf_fwinfo *pfwinfo = &btc->fwinfo;
u8 *buf = &skb->data[RTW89_C2H_HEADER_LEN];
+ len -= RTW89_C2H_HEADER_LEN;
+
rtw89_debug(rtwdev, RTW89_DBG_BTC,
"[BTC], %s(): C2H BT len:%d class:%d fun:%d\n",
__func__, len, class, func);