From patchwork Mon Oct 21 14:34:19 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Antipov X-Patchwork-Id: 13844276 Received: from forward102b.mail.yandex.net (forward102b.mail.yandex.net [178.154.239.149]) (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 AC6141EABA5; Mon, 21 Oct 2024 14:34:34 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=178.154.239.149 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729521277; cv=none; b=X/zIY2QPCP+otGrhtW551kFElI4nc6d1vp+PyBjWgrE9jWOtTsy99FSYUuAIOaHTkjHC5kiva5sQXJskI43l/BiX8ikMkoarm774MKZWvpXpWGQIre3l9ZDVOt91U265LdQypAaT0xzfah41y0ZN6InKXvXXaUADVtAfJY8JIME= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729521277; c=relaxed/simple; bh=H/1mC4SCc2iTgxP83Bnsjr0fXY2lPhM7iOe+UoT+TGc=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=GaINcIywC55ZgjNECmQ2T5OwO93buQELtYiXUh7844EV9eKSa0YRSECSWsbD3qsh+HZv/UculQ2OFRvsnc9LFps9Gts0NhnHN74ZT0735DE4kF+ds8xs3CbUvhdkc6Fk2qXoaSAb3HM6xbvjTIXeFoZznWbeB+oxS4l1s0t/cKE= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=yandex.ru; spf=pass smtp.mailfrom=yandex.ru; dkim=pass (1024-bit key) header.d=yandex.ru header.i=@yandex.ru header.b=Sw9RwZ+p; arc=none smtp.client-ip=178.154.239.149 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=yandex.ru Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=yandex.ru Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=yandex.ru header.i=@yandex.ru header.b="Sw9RwZ+p" Received: from mail-nwsmtp-smtp-production-main-25.sas.yp-c.yandex.net (mail-nwsmtp-smtp-production-main-25.sas.yp-c.yandex.net [IPv6:2a02:6b8:c1c:2911:0:640:4396:0]) by forward102b.mail.yandex.net (Yandex) with ESMTPS id EC18460D4B; Mon, 21 Oct 2024 17:34:26 +0300 (MSK) Received: by mail-nwsmtp-smtp-production-main-25.sas.yp-c.yandex.net (smtp/Yandex) with ESMTPSA id KYSvOR0ZrOs0-SSODkf8B; Mon, 21 Oct 2024 17:34:26 +0300 X-Yandex-Fwd: 1 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=yandex.ru; s=mail; t=1729521266; bh=MJ2cFZkn5LXzl2WTFVkvoYqur6ajXiI++VBDmLPedrQ=; h=Message-ID:Date:In-Reply-To:Cc:Subject:References:To:From; b=Sw9RwZ+pcrfAc6wDZ0DNnP74UUFReZQDHiFQlCiwCJlhzut4ubqG2ywD9e6mJdfl+ EKNsRz3f1YCwIl2APzl6j0Gb+evBAsKOuDUvEmUAve8Z8HbCu1ElnOfmWdJy9BrewN Q577mZBqgvcqcYu9gOKActPu4Cbq1lN0BOjZRdoU= Authentication-Results: mail-nwsmtp-smtp-production-main-25.sas.yp-c.yandex.net; dkim=pass header.i=@yandex.ru From: Dmitry Antipov To: Jeff Johnson Cc: Kalle Valo , Kees Cook , linux-hardening@vger.kernel.org, linux-wireless@vger.kernel.org, lvc-project@linuxtesting.org, Dmitry Antipov Subject: [PATCH 2/2] wifi: ath12k: annotate channel of struct ath12k_wmi_scan_chan_list_arg with __counted_by Date: Mon, 21 Oct 2024 17:34:19 +0300 Message-ID: <20241021143419.587716-2-dmantipov@yandex.ru> X-Mailer: git-send-email 2.47.0 In-Reply-To: <20241021143419.587716-1-dmantipov@yandex.ru> References: <20241021143419.587716-1-dmantipov@yandex.ru> Precedence: bulk X-Mailing-List: linux-hardening@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 According to 'ath12k_reg_update_chan_list()', annotate flexible array member 'channel' of 'struct ath12k_wmi_scan_chan_list_arg' with '__counted_by()' attribute to improve runtime bounds checking when CONFIG_UBSAN_BOUNDS is enabled. Compile tested only. Signed-off-by: Dmitry Antipov --- drivers/net/wireless/ath/ath12k/wmi.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/wireless/ath/ath12k/wmi.h b/drivers/net/wireless/ath/ath12k/wmi.h index 6a913f9b8315..9a6e28142754 100644 --- a/drivers/net/wireless/ath/ath12k/wmi.h +++ b/drivers/net/wireless/ath/ath12k/wmi.h @@ -3746,7 +3746,7 @@ struct wmi_stop_scan_cmd { struct ath12k_wmi_scan_chan_list_arg { u32 pdev_id; u16 nallchans; - struct ath12k_wmi_channel_arg channel[]; + struct ath12k_wmi_channel_arg channel[] __counted_by(nallchains); }; struct wmi_scan_chan_list_cmd {