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47 lines
1.6 KiB
47 lines
1.6 KiB
1 year ago
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From c332db533d9559a6da86939e1378ccfaedea3090 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: Wed, 24 May 2023 15:00:27 +0200
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Subject: [PATCH 046/142] wifi: rtw89: check if sta's mac_id is valid under
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AP/TDLS
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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: https://bugzilla.redhat.com/2207499
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commit 46245bc42aff5e67b0498fa365a4baeaaaaeda86
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Author: Zong-Zhe Yang <kevin_yang@realtek.com>
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Date: Fri Oct 21 17:18:28 2022 +0800
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wifi: rtw89: check if sta's mac_id is valid under AP/TDLS
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Add boundary check of mac_id when adding sta under AP/TDLS.
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And, return -ENOSPC if the acquired mac_id is invalid.
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Signed-off-by: Zong-Zhe Yang <kevin_yang@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/20221021091828.40157-1-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/core.c | 2 ++
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1 file changed, 2 insertions(+)
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diff --git a/drivers/net/wireless/realtek/rtw89/core.c b/drivers/net/wireless/realtek/rtw89/core.c
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index 08bcdf5084743..45babf1a857d1 100644
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--- a/drivers/net/wireless/realtek/rtw89/core.c
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+++ b/drivers/net/wireless/realtek/rtw89/core.c
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@@ -2413,6 +2413,8 @@ int rtw89_core_sta_add(struct rtw89_dev *rtwdev,
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} else if (vif->type == NL80211_IFTYPE_AP || sta->tdls) {
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rtwsta->mac_id = rtw89_core_acquire_bit_map(rtwdev->mac_id_map,
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RTW89_MAX_MAC_ID_NUM);
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+ if (rtwsta->mac_id == RTW89_MAX_MAC_ID_NUM)
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+ return -ENOSPC;
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}
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return 0;
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--
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2.13.6
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