From 1908534deb53a018580309be84a4f7dcc9cb1af3 Mon Sep 17 00:00:00 2001 From: Dan Carpenter Date: Mon, 8 Jun 2026 15:34:46 +0300 Subject: [PATCH] wifi: rtw89: debug: fix off by on in rtw89_ppdu_str() 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 Acked-by: Ping-Ke Shih Signed-off-by: Ping-Ke Shih Link: https://patch.msgid.link/aia25i0ds3B6QF6c@stanley.mountain --- 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];