From nobody Fri Sep 25 14:32:50 2026 Received: from mail-m49197.qiye.163.com (mail-m49197.qiye.163.com [45.254.49.197]) (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 B89563E9C11; Fri, 11 Sep 2026 06:09:30 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=45.254.49.197 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789106973; cv=none; b=FZZD6wmAlgudP4WBQquF8L1TBG9ytFwZ5G5Klc4ZoxVRsHYubi+Ul+41TFxi27zsa+krk3WXoAPJ1NweKBjcoX0Ok77uggpU3uPJc72XEXlu60WTz0eEMJobEqGsOcpC144aJp0VCyZt6eRhL0fYTNbNv99N6OJQm6efAz6d0no= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789106973; c=relaxed/simple; bh=7r9vyyBeoKi5W41cScRIoD8LjOdyYcqdhNQy+OaCCtk=; h=From:To:Cc:Subject:Date:Message-Id:MIME-Version; b=kgRTnLiMqvSry3tdK/jGBWapt7yluCnv+fopDORR4TiuIYqPF5Io4NMr6xOB3y03Eu2GATK+R3fPnwgyqCz4O57zvTIMDvI7IFf9qRCFZIZSBso+wIJCqFkoIiKjfa9bA50zlge8My1fPa52n0YGSplrEsCuc2lQZkbs9kwzXBU= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=seu.edu.cn; spf=pass smtp.mailfrom=seu.edu.cn; dkim=pass (1024-bit key) header.d=seu.edu.cn header.i=@seu.edu.cn header.b=eSdoaNkB; arc=none smtp.client-ip=45.254.49.197 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=seu.edu.cn Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=seu.edu.cn Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=seu.edu.cn header.i=@seu.edu.cn header.b="eSdoaNkB" Received: from seu.edu.cn (unknown [222.191.246.242]) by smtp.qiye.163.com (Hmail) with ESMTP id 4d62c4fb8; Fri, 11 Sep 2026 14:09:24 +0800 (GMT+08:00) From: Slavin Liu To: miriam.rachel.korenblit@intel.com Cc: linux-wireless@vger.kernel.org, linux-kernel@vger.kernel.org, bolin.liu@seu.edu.cn Subject: [PATCH RFC net] wifi: iwlwifi: mvm: normalize failed wakeup status queries Date: Fri, 11 Sep 2026 14:09:24 +0800 Message-Id: <20260911060924.94421-1-bolin.liu@seu.edu.cn> X-Mailer: git-send-email 2.34.1 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-HM-Tid: 0aa08f15c91603a1kunmedca26e11c7361 X-HM-MType: 10 X-HM-Spam-Status: e1kfGhgUHx5ZQUpXWQgPGg8OCBgUHx5ZQUlOS1dZFg8aDwILHllBWSg2Ly tZV1koWUFITzdXWRgWCB1ZQUpXWS1ZQUlXWQ8JGhUIEh9ZQVlDTUsYVk5OHx9LT08fT0pMT1YeHw 5VEwETFhoSFyQUDg9ZV1kYEgtZQVlJSUlVSkJKVUlPTVVJT0lZV1kWGg8SFR0UWUFZT0tIVUpLSU hOQ0NVSktLVUtZBg++ DKIM-Signature: a=rsa-sha256; b=eSdoaNkBURwQhIGwng2xyo2RfP+vMBlW8//PHa0YnEja49npYE59jgCbWF51D1+ZMSYfRxjPfe7HEu8ljoFkimuV5n4ixaAr5a2IO6Fgn3HorBbS/pCbGX62Gc1rXVQc0rlK5vm0VZg9bwaJHZXHE1Rj39nlAyMekcnm0ElGm+4=; c=relaxed/relaxed; s=default; d=seu.edu.cn; v=1; bh=AClg1+28IOkTpMcB9HvjR4Sph5IEAoXKIlYMLzhgybY=; h=date:mime-version:subject:message-id:from; Content-Type: text/plain; charset="utf-8" GET_STATUS may return ERR_PTR. Convert it to the NULL failure state expected by the existing wakeup-query paths, preserving their mutex release and cleanup instead of returning directly from the caller. Detected by static analysis and reviewed with AI-assisted source auditing. Fixes: 537b76d26cbb ("iwlwifi: mvm: use NULL instead of ERR_PTR when parsin= g wowlan status") Assisted-by: LLM Signed-off-by: Slavin Liu --- drivers/net/wireless/intel/iwlwifi/mvm/d3.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/d3.c b/drivers/net/wire= less/intel/iwlwifi/mvm/d3.c index 6b11fa32ea5c..9bbf4185eab5 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/d3.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/d3.c @@ -2747,6 +2747,8 @@ iwl_mvm_choose_query_wakeup_reasons(struct iwl_mvm *m= vm, =20 d3_data->status =3D iwl_mvm_send_wowlan_get_status(mvm, sta_id); } + if (IS_ERR(d3_data->status)) + d3_data->status =3D NULL; =20 if (mvm->net_detect) { iwl_mvm_query_netdetect_reasons(mvm, vif, d3_data);