From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id A9CBE36A352; Wed, 20 May 2026 17:19:26 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1779297567; cv=none; b=TGUZbcUCN6uBlNZuTPvbApiNFbSMBB8oSyazrkDRbF7IenZ5S1L4dIUdZEqeiUnR43B+KGcSvcY0XBOs/9mHrJeSN74eM1cvtHl1s5PSbHZ9lHkkStgGQdYNOrFSdwIMIXyVw0HJlB510gfXN8t4vZoC6dJ10kaV+4zXuhdHyP4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1779297567; c=relaxed/simple; bh=XCMn7Zg2pLcU9KzZsNPBsK4K9cVBqIr7uCtIqa6G/A0=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=qOrSdDfzWhCSXdQ+haD7KN4SYNybF4ukXxUocZJS0ZpwhnXp/LFPoH30fZFADhKEgC1Cn1u2zRmz5JXgHMfrOpDjq+skTOvzHZTM8IcX0/g8EkkUk/up1hD6tYws9reXG9BDLxqLXHGf0kY6cnFPanJ0zsq/yjmSqsQZjqGcKMw= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=tV5ephii; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="tV5ephii" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 1C5201F00893; Wed, 20 May 2026 17:19:25 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linuxfoundation.org; s=korg; t=1779297566; bh=ijyqarZVSJ53DnxgW2rMWagGDelJPevMewQEYF9VkLc=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=tV5ephiiXgtaB2J+SHVb/BvHPlIDWHkN2EbGXqr9w+t3U6wDghUUhwtQTd/N92rBr bVqMfPnzXWGcWQ8zwk0r2GhlcF05wH2Dbqn4lXLPDs7mXhz+09wiX8FsilUNGD5NfH OHJs1XoeQ1GOCGEtDwfOuCtXQVj8TRhmgux3NuRI= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Lorenzo Bianconi , Felix Fietkau , Sasha Levin Subject: [PATCH 6.18 078/957] wifi: mt76: mt7996: Clear wcid pointer in mt7996_mac_sta_deinit_link() Date: Wed, 20 May 2026 18:09:21 +0200 Message-ID: <20260520162136.254607060@linuxfoundation.org> X-Mailer: git-send-email 2.54.0 In-Reply-To: <20260520162134.554764788@linuxfoundation.org> References: <20260520162134.554764788@linuxfoundation.org> User-Agent: quilt/0.69 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.18-stable review patch. If anyone has any objections, please let me know. ------------------ From: Lorenzo Bianconi [ Upstream commit 88973240dc7c976dd320b36a9e6d925c9be083ae ] Clear WCID pointer removing the sta link in mt7996_mac_sta_deinit_link routine. Fixes: dd82a9e02c054 ("wifi: mt76: mt7996: Rely on mt7996_sta_link in sta_add/sta_remove callbacks") Signed-off-by: Lorenzo Bianconi Link: https://patch.msgid.link/20251205-mt76-txq-wicd-fix-v2-4-f19ba48af7c1@kernel.org Signed-off-by: Felix Fietkau Signed-off-by: Sasha Levin --- drivers/net/wireless/mediatek/mt76/mt7996/main.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/main.c b/drivers/net/wireless/mediatek/mt76/mt7996/main.c index 5d4b1d8f3335b..589b228a4eb0c 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7996/main.c +++ b/drivers/net/wireless/mediatek/mt76/mt7996/main.c @@ -1032,6 +1032,7 @@ void mt7996_mac_sta_deinit_link(struct mt7996_dev *dev, list_del_init(&msta_link->rc_list); spin_unlock_bh(&dev->mt76.sta_poll_lock); + rcu_assign_pointer(dev->mt76.wcid[msta_link->wcid.idx], NULL); mt76_wcid_cleanup(&dev->mt76, &msta_link->wcid); mt76_wcid_mask_clear(dev->mt76.wcid_mask, msta_link->wcid.idx); } -- 2.53.0