From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-ot1-f45.google.com (mail-ot1-f45.google.com [209.85.210.45]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 8434414F70 for ; Sat, 25 Apr 2026 14:47:14 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.210.45 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1777128436; cv=none; b=nZtP/ZvgN0RgGJLa7G3UatSZKvnxPdwZiN4OE+B+cXL1Ni5okUkFZABvK3dz1hkot6gn3/vsWUvs04gIrApJAbOT6zlY1xUAf5TD6J0SyfvZOwES6eGfTtiKgCiuGNKzEbRPTjlxbUUH1Hebc14h8lAO94UqHHcpfO1uhnyUcA4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1777128436; c=relaxed/simple; bh=WIY7teZHD6U2Bnl950UDDODyT55ZP95426d6rWjUKbc=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=Fg4NBrtKe5r7mzGWQBl0f50QzF4x7tD+Gj/mG87xPgw6jpKkjihyz1QP1nep6eQTNZWSdEMKsMDnSERpTQzjN4RTIeUBtDXyYs63HlDkGIVYhVFAGpeN3cWv1WULqtY6sdQluaxLtO7rj6RA6JeS3hg5DVuvu0zwPPNM4CQ+33o= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=fail (p=quarantine dis=none) header.from=kernel.org; spf=pass smtp.mailfrom=gmail.com; arc=none smtp.client-ip=209.85.210.45 Authentication-Results: smtp.subspace.kernel.org; dmarc=fail (p=quarantine dis=none) header.from=kernel.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Received: by mail-ot1-f45.google.com with SMTP id 46e09a7af769-7dd73b7c757so2164370a34.0 for ; Sat, 25 Apr 2026 07:47:14 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1777128433; x=1777733233; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-gg:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=rlJascMYcEVmDvEn/UdsWocmJsfAuvfdDTt2p2Jdu2g=; b=EBHq1FhPcvyesLT3eA0JF6+1wJfOv8eQxBW3CZNLmhy5mrNVEAaoVAmQ50GVEkrsjk 7Ma+j/zmg0JSkCQTohVnHQCQSWu3rDYYKmg1MhFgHASl3keFE+GJWp39VGuJndP0AcMg 2BmS1+872+r1UZGPrfj0agBEILFBR+fw7GDkDTE2BbOkQkKV7Z107L7sG+SO0Ned3Yc2 BhhzUvkeoymyqb7piUiWa7099tMZdTxg285JVO30KH/tauhU6u7SQlUxdWhOpQezX/el U0ThNgzbb1IaFqOf823SDSsSdedW0BkmeQ7PGaxT0YzkrM4GXZiIIz6NuJbym2dqewNe j+5Q== X-Gm-Message-State: AOJu0YwPQetKunmzAIXeRoz6yb8OHIY+HiMEo8PvZWmTA/hPW41e7Oew qhwmH8fnlteApVRLxGHN1Y3fXqdIC6s92yu4jR9S5X7WV/MU1gcv5JDV X-Gm-Gg: AeBDies+cudK+nLEAfKtG3SKNYixIYmtuu6cIX82LJ6JJa8dfH4xRLuPR2vQQkoc1ZB jSne4mYeorO9sVAFJemtawb4XsSICa8hWIXWkc7ivInogTMPfqU7i0qZf6eDtvQvXDEuhh3dvtr Qt/tL49rn5vPSu3rN7nHyx0wu3RWTtHRTPaYj2ymKSvh0V0LKpe+9t+a8lvgmIzD9upfQhlN25Y r7EYiMjLjO981lQ92znAJLTUbRfCks1S53V2BoDlBD4dPKn4xYOLwigs7RSMUImxjx9+5M1lT9q ofDgXqgf+ThqMpnsj166beH1OCRMBnN0mRFGbw0VFlnI56H74Fb5HqhfMkBXMkYYBT75nDSf+sj ul4pVF/VGWRe4MnG1bEt6yYTw5gsOgxG8Sbp97BETmLOnvWKOobDYydcWL5dPcDfF/7D8TX3SLh TixSvCspfv7Q3tWv1GBxpJzow+e6au9elCjHwxH1L3vgKYk1kH4ziWi+Qa1R5C4pMv3Zf1cP1s5 pFX/A90IxXu X-Received: by 2002:a05:6830:388c:b0:7dc:d3fb:5a34 with SMTP id 46e09a7af769-7dcd3fb5b2cmr13907048a34.10.1777128433452; Sat, 25 Apr 2026 07:47:13 -0700 (PDT) Received: from sean-HP-EliteBook-830-G6.attlocal.net ([2600:1702:5083:7610:9f96:11d3:5f6c:5582]) by smtp.gmail.com with ESMTPSA id 46e09a7af769-7dcd5408b5asm12577480a34.11.2026.04.25.07.47.12 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 25 Apr 2026 07:47:13 -0700 (PDT) From: Sean Wang To: nbd@nbd.name, lorenzo.bianconi@redhat.com Cc: linux-wireless@vger.kernel.org, linux-mediatek@lists.infradead.org, Sean Wang Subject: [PATCH] wifi: mt76: mt792x: skip MLD header rewrite for 802.3 encap TX Date: Sat, 25 Apr 2026 09:46:48 -0500 Message-ID: <20260425144648.734030-1-sean.wang@kernel.org> X-Mailer: git-send-email 2.43.0 Precedence: bulk X-Mailing-List: linux-wireless@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: Sean Wang mt792x_tx() rewrites addr1/addr2/addr3 by treating skb->data as an 802.11 header for MLD traffic. That is only valid for native 802.11 frames. Direct 802.3 TX can also reach this path with IEEE80211_TX_CTL_HW_80211_ENCAP set, where skb->data is not an 802.11 header. Skip the MLD header rewrite for HW-encap packets to avoid corrupting 802.3 frame contents. Fixes: ebb1406813c6 ("wifi: mt76: mt7925: add link handling to txwi") Signed-off-by: Sean Wang --- drivers/net/wireless/mediatek/mt76/mt792x_core.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/net/wireless/mediatek/mt76/mt792x_core.c b/drivers/net/wireless/mediatek/mt76/mt792x_core.c index 152cfcca2f90..157e48e33412 100644 --- a/drivers/net/wireless/mediatek/mt76/mt792x_core.c +++ b/drivers/net/wireless/mediatek/mt76/mt792x_core.c @@ -105,7 +105,8 @@ void mt792x_tx(struct ieee80211_hw *hw, struct ieee80211_tx_control *control, wcid = &mvif->sta.deflink.wcid; } - if (vif && control->sta && ieee80211_vif_is_mld(vif)) { + if (vif && control->sta && ieee80211_vif_is_mld(vif) && + !(info->flags & IEEE80211_TX_CTL_HW_80211_ENCAP)) { struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data; struct ieee80211_link_sta *link_sta; struct ieee80211_bss_conf *conf; base-commit: e8c819df02436f2c2379766946735e1f06a7c923 -- 2.43.0