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 E85EE846F; Tue, 30 Sep 2025 15:05:52 +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=1759244753; cv=none; b=AowBMCSsdW5/YGPJLPpQLGBtFQjWLGPQBAZ7LxCv4It5C7QyWDl0BiFRWW34KfxffdUaVik7KyWDGfNcscQQbAFwVouZNPhN4NjNP81UZRfDYG/r2oGYehmTL/jrGyB5eC0LlqgQCBlkcOH7z/NHBUF+Ui9WzSTW7aTRNXdvhK8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1759244753; c=relaxed/simple; bh=vwl3vUffvUDL91cX+cJRMPMtF6KKhZaPGVQJkr+k1k8=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=pcI7qNX8Ul+i2QBTCib/avcKvWD+JKDwvMvsgU+D2a3Ci58wT8Vk4QEkP4lGZIMH+4F7VJ7S7ugsAVU/WB7PG95PQzl4Q0UJG5AYniq9jSmsNkyV/8uhZ8NTS/U7/lydlt4rj1PFXgjV1VCCj+jarEjgPpH18dnX8o+i2ARKrp4= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=IcfxAz5w; 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="IcfxAz5w" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 663AEC4CEF0; Tue, 30 Sep 2025 15:05:52 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1759244752; bh=vwl3vUffvUDL91cX+cJRMPMtF6KKhZaPGVQJkr+k1k8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=IcfxAz5wqPpAQQnKseJEMFZ3otQNL36yxEMDI2rrbOZwucgMsCUX9pOVSxpAfJJSG M6nb+hZ/dPGPwYMJprl9rZxMhZqx2DEqPzYfSOaKJ+Aovc3oe8vkW22Jl4Xy0Rr9sa j9ULrFVnhR655EjUauGRw+xR19B8D7a2B2+oFl6Q= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Lukasz Czapnik , Aleksandr Loktionov , Przemek Kitszel , Simon Horman , Tony Nguyen , Kamakshi Nellore Subject: [PATCH 6.16 104/143] i40e: fix idx validation in config queues msg Date: Tue, 30 Sep 2025 16:47:08 +0200 Message-ID: <20250930143835.377074116@linuxfoundation.org> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20250930143831.236060637@linuxfoundation.org> References: <20250930143831.236060637@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 6.16-stable review patch. If anyone has any objections, please let me know. ------------------ From: Lukasz Czapnik commit f1ad24c5abe1eaef69158bac1405a74b3c365115 upstream. Ensure idx is within range of active/initialized TCs when iterating over vf->ch[idx] in i40e_vc_config_queues_msg(). Fixes: c27eac48160d ("i40e: Enable ADq and create queue channel/s on VF") Cc: stable@vger.kernel.org Signed-off-by: Lukasz Czapnik Reviewed-by: Aleksandr Loktionov Signed-off-by: Przemek Kitszel Reviewed-by: Simon Horman Tested-by: Kamakshi Nellore (A Contingent Worker at Intel) Signed-off-by: Tony Nguyen Signed-off-by: Greg Kroah-Hartman --- drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) --- a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c +++ b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c @@ -2398,7 +2398,7 @@ static int i40e_vc_config_queues_msg(str } if (vf->adq_enabled) { - if (idx >= ARRAY_SIZE(vf->ch)) { + if (idx >= vf->num_tc) { aq_ret = -ENODEV; goto error_param; } @@ -2419,7 +2419,7 @@ static int i40e_vc_config_queues_msg(str * to its appropriate VSIs based on TC mapping */ if (vf->adq_enabled) { - if (idx >= ARRAY_SIZE(vf->ch)) { + if (idx >= vf->num_tc) { aq_ret = -ENODEV; goto error_param; }