From: Dan Carpenter <error27@gmail.com>
To: Kuan-Chung Chen <damon.chen@realtek.com>
Cc: Ping-Ke Shih <pkshih@realtek.com>,
linux-wireless@vger.kernel.org, kernel-janitors@vger.kernel.org
Subject: [PATCH next] wifi: rtw89: debug: fix off by on in rtw89_ppdu_str()
Date: Mon, 8 Jun 2026 15:34:46 +0300 [thread overview]
Message-ID: <aia25i0ds3B6QF6c@stanley.mountain> (raw)
This > comparison should be >= to avoid an out of bounds access.
Fixes: 419ed7f4a053 ("wifi: rtw89: debug: extend bb_info with TX status and PER")
Signed-off-by: Dan Carpenter <error27@gmail.com>
---
drivers/net/wireless/realtek/rtw89/debug.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/net/wireless/realtek/rtw89/debug.c b/drivers/net/wireless/realtek/rtw89/debug.c
index 8f5af873e09f..5786120602ab 100644
--- a/drivers/net/wireless/realtek/rtw89/debug.c
+++ b/drivers/net/wireless/realtek/rtw89/debug.c
@@ -4348,7 +4348,7 @@ static const char *rtw89_ppdu_str(struct rtw89_dev *rtwdev, u8 type, u8 subtype)
const struct rtw89_chip_info *chip = rtwdev->chip;
const struct rtw89_ppdu_info *ppdu_info;
- if (type > ARRAY_SIZE(rtw89_ppdu_infos))
+ if (type >= ARRAY_SIZE(rtw89_ppdu_infos))
return "RSVD";
ppdu_info = &rtw89_ppdu_infos[type];
--
2.53.0
reply other threads:[~2026-06-08 12:34 UTC|newest]
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