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 175231EE02F; Tue, 30 Sep 2025 15:30:24 +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=1759246224; cv=none; b=mI+G+EIV62Gzok7+MAQ1gq91OhTA4JKsIES/VadebU3fp1jmAXTi5xYv0hBT8d/9ocbNZE6i7e6hBrOCTZJmcKfcrC9fmEcOX3ORwoN8fQpqlQo77eGywz11G5hK+p1yD3TN6+rzDXL71sXSX0Hp4Qd7Z/89NgmHDmNMvu/mUys= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1759246224; c=relaxed/simple; bh=0f0n+iLkVO7WDQxuD5E/AJOrQBiRX5gSnk42rEN6xzQ=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=keyh32j6DpW98TUmvPpzqcahmwI3egeXVDJN9KGQG+PhRvdwNNFm1YPIn5rTs6PZVBatk2ELxEVJIabHV/irKkAWxw/+NAjzWY73prFvh/r86laEIzvJKKBnmQ2epZD4wSr/2AACb7c/hoF1Z+Sn3r90e7lANPrna56sDHNIanI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=b6eNjx8n; 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="b6eNjx8n" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 9328AC4CEF0; Tue, 30 Sep 2025 15:30:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1759246224; bh=0f0n+iLkVO7WDQxuD5E/AJOrQBiRX5gSnk42rEN6xzQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=b6eNjx8nxiZS+2koEL/EgOpYnKisCKD8idJ4a0NiVqkgWZCsv8HOGBwJ+RzgXaW42 lhmbQH2NXNAbffaW9tp2ZVBH2cPQuXtAP2vEcK7KnobBSnDO5GtvifFK8S14kCRwDP LwZUXZ8nVmI1Kb6OHOgTmoqXgyA81aVMugvKO6Rs= 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 6.12 69/89] i40e: fix idx validation in config queues msg Date: Tue, 30 Sep 2025 16:48:23 +0200 Message-ID: <20250930143824.761673314@linuxfoundation.org> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20250930143821.852512002@linuxfoundation.org> References: <20250930143821.852512002@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 6.12-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; }