* [PATCH next] wifi: rtw89: debug: fix off by on in rtw89_ppdu_str()
@ 2026-06-08 12:34 Dan Carpenter
0 siblings, 0 replies; only message in thread
From: Dan Carpenter @ 2026-06-08 12:34 UTC (permalink / raw)
To: Kuan-Chung Chen; +Cc: Ping-Ke Shih, linux-wireless, kernel-janitors
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
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2026-06-08 12:34 [PATCH next] wifi: rtw89: debug: fix off by on in rtw89_ppdu_str() Dan Carpenter
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