From patchwork Fri Jun 19 14:32:38 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Greg KH X-Patchwork-Id: 223729 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 973ABC433DF for ; Fri, 19 Jun 2020 16:35:48 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 73DF92158C for ; Fri, 19 Jun 2020 16:35:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1592584548; bh=qRpGoHHYzAVtaKwfm0+sO3dDW/r3U/cexmDYzuFn13o=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=A2HmAhaRkffxNByxSbO8SnfBfz1Z2BIZn932Z9XDedbnZ+CrutA6IPcmCQvWqudQq NDgyCFTg3M2bBEWerjEhnPqFP0TiOcKjNR2T2+CGFzyT/VlWttCmbVgJ50g0nmGmmc VLG7A7cpvfVyW2fAXhhQwf+tdI5+VfrJjHQ96oX4= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2395215AbgFSQfe (ORCPT ); Fri, 19 Jun 2020 12:35:34 -0400 Received: from mail.kernel.org ([198.145.29.99]:42312 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2389231AbgFSOtj (ORCPT ); Fri, 19 Jun 2020 10:49:39 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 217DB2184D; Fri, 19 Jun 2020 14:49:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1592578179; bh=qRpGoHHYzAVtaKwfm0+sO3dDW/r3U/cexmDYzuFn13o=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=WcKmbxXNMVbMBF99P2b6Pnc/dwDvnKVfGDpDKG+AozO6VnNELm8oPEcYjS3paMRP4 2yDxlQVkYlwF4A7bKRVLECSzeO3aC41FMkBoiFz0JknMifB32KLxAfLJaXWQ93wMPy XFjW2nLNYKvBlOxOuSY+7Jy8WJTIof0JOgCqLqI4= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Ayush Sawal , Devulapally Shiva Krishna , "David S. Miller" , Sasha Levin Subject: [PATCH 4.14 113/190] Crypto/chcr: fix for ccm(aes) failed test Date: Fri, 19 Jun 2020 16:32:38 +0200 Message-Id: <20200619141639.278166992@linuxfoundation.org> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20200619141633.446429600@linuxfoundation.org> References: <20200619141633.446429600@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Devulapally Shiva Krishna [ Upstream commit 10b0c75d7bc19606fa9a62c8ab9180e95c0e0385 ] The ccm(aes) test fails when req->assoclen > ~240bytes. The problem is the value assigned to auth_offset is wrong. As auth_offset is unsigned char, it can take max value as 255. So fix it by making it unsigned int. Signed-off-by: Ayush Sawal Signed-off-by: Devulapally Shiva Krishna Signed-off-by: David S. Miller Signed-off-by: Sasha Levin --- drivers/crypto/chelsio/chcr_algo.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/crypto/chelsio/chcr_algo.c b/drivers/crypto/chelsio/chcr_algo.c index 8d39f3a07bf8..99c3827855c7 100644 --- a/drivers/crypto/chelsio/chcr_algo.c +++ b/drivers/crypto/chelsio/chcr_algo.c @@ -2201,7 +2201,7 @@ static void fill_sec_cpl_for_aead(struct cpl_tx_sec_pdu *sec_cpl, unsigned int mac_mode = CHCR_SCMD_AUTH_MODE_CBCMAC; unsigned int c_id = chcrctx->dev->rx_channel_id; unsigned int ccm_xtra; - unsigned char tag_offset = 0, auth_offset = 0; + unsigned int tag_offset = 0, auth_offset = 0; unsigned int assoclen; if (get_aead_subtype(tfm) == CRYPTO_ALG_SUB_TYPE_AEAD_RFC4309)