From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 AA52A205E3B; Tue, 30 Sep 2025 15:22:01 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1759245721; cv=none; b=JWeCeomOEpEayCx26Vc3BCzbNZjKMi58ljAVN+JQMV88ZaUCEfvyNKpWXfvC2e4sLpiyZMGf/MlP2o8rQLrWdewubdgqa88bmru6xC8Jy0aJ5l01emt2xarWqrm7FeXNStT5adCayzERMToSEurUnxIirqFCNcbm7JRN30/oz/s= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1759245721; c=relaxed/simple; bh=03ov9LKUEljRiZEs2sCb2z5P7MMlRiHJ1ESpXar3idA=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=K5VAKODQoX/v3GpgXov/7eppFH4BfTRfuX6Tog9xkQs5UgXiXu6vH7JH+7VZAO7TackCN4OBShoRkSSPefTzoTZcYpv9ECMF+7G1d5ZgWB0OnayDut4c/cooH+gj4f7B9lIZbclyl43vrtJDFLWxZQIcd53cZCFnv9Hsx0I9xic= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=hT1ZQEb2; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="hT1ZQEb2" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 1B92DC4CEF0; Tue, 30 Sep 2025 15:22:00 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1759245721; bh=03ov9LKUEljRiZEs2sCb2z5P7MMlRiHJ1ESpXar3idA=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=hT1ZQEb2bquxHl72q6tdYu7oNUYK95EVexqX7cg2s68RAGvWmwC2YYmN4OZQdd53E ITzrvGYhBNiS57biZ3c25HEQxqQiMXF91uev2wxexcyV+cyS3CZE10sKA1Ol7lwaaJ eOvtidjoe6IqDbIFhK/YUMBP/qFQ82/6zspDt/sA= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, James Guan , Johannes Berg , Sasha Levin Subject: [PATCH 6.6 31/91] wifi: virt_wifi: Fix page fault on connect Date: Tue, 30 Sep 2025 16:47:30 +0200 Message-ID: <20250930143822.441417399@linuxfoundation.org> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20250930143821.118938523@linuxfoundation.org> References: <20250930143821.118938523@linuxfoundation.org> User-Agent: quilt/0.69 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.6-stable review patch. If anyone has any objections, please let me know. ------------------ From: James Guan [ Upstream commit 9c600589e14f5fc01b8be9a5d0ad1f094b8b304b ] This patch prevents page fault in __cfg80211_connect_result()[1] when connecting a virt_wifi device, while ensuring that virt_wifi can connect properly. [1] https://lore.kernel.org/linux-wireless/20250909063213.1055024-1-guan_yufei@163.com/ Closes: https://lore.kernel.org/linux-wireless/20250909063213.1055024-1-guan_yufei@163.com/ Signed-off-by: James Guan Link: https://patch.msgid.link/20250910111929.137049-1-guan_yufei@163.com [remove irrelevant network-manager instructions] Signed-off-by: Johannes Berg Signed-off-by: Sasha Levin --- drivers/net/wireless/virtual/virt_wifi.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/net/wireless/virtual/virt_wifi.c b/drivers/net/wireless/virtual/virt_wifi.c index fb4d95a027fef..2977b30c6d593 100644 --- a/drivers/net/wireless/virtual/virt_wifi.c +++ b/drivers/net/wireless/virtual/virt_wifi.c @@ -277,7 +277,9 @@ static void virt_wifi_connect_complete(struct work_struct *work) priv->is_connected = true; /* Schedules an event that acquires the rtnl lock. */ - cfg80211_connect_result(priv->upperdev, requested_bss, NULL, 0, NULL, 0, + cfg80211_connect_result(priv->upperdev, + priv->is_connected ? fake_router_bssid : NULL, + NULL, 0, NULL, 0, status, GFP_KERNEL); netif_carrier_on(priv->upperdev); } -- 2.51.0