From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id A75EDC433F5 for ; Mon, 18 Apr 2022 13:34:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S242196AbiDRNgm (ORCPT ); Mon, 18 Apr 2022 09:36:42 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54668 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S243756AbiDRNK0 (ORCPT ); Mon, 18 Apr 2022 09:10:26 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id CC5BE6172; Mon, 18 Apr 2022 05:49:54 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 77B23B80E4E; Mon, 18 Apr 2022 12:49:40 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id B14E1C385A7; Mon, 18 Apr 2022 12:49:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1650286179; bh=F3GUFIFxn3xZhMHv+WyQhBku19qiHak4wQw1BJOJxO0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=VhcTdB1Gwta6Zrcrw5fdl1C+PSaNlLc41kcqo1xps/8j6zpZxhJCQpHjtkRWvDrXv Ls6Gr4So9td2e5cefrPm61tZA84BkJKPaBpFLJttpAYe4Jllmwg/5ouSaUACT2ufGR UsimkxXiPH2BEJtE7BO2hzP9yBt638fthqV6P0fc= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Tomas Paukrt , Herbert Xu , Sasha Levin Subject: [PATCH 4.14 054/284] crypto: mxs-dcp - Fix scatterlist processing Date: Mon, 18 Apr 2022 14:10:35 +0200 Message-Id: <20220418121212.232001320@linuxfoundation.org> X-Mailer: git-send-email 2.35.3 In-Reply-To: <20220418121210.689577360@linuxfoundation.org> References: <20220418121210.689577360@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Tomas Paukrt [ Upstream commit 28e9b6d8199a3f124682b143800c2dacdc3d70dd ] This patch fixes a bug in scatterlist processing that may cause incorrect AES block encryption/decryption. Fixes: 2e6d793e1bf0 ("crypto: mxs-dcp - Use sg_mapping_iter to copy data") Signed-off-by: Tomas Paukrt Signed-off-by: Herbert Xu Signed-off-by: Sasha Levin --- drivers/crypto/mxs-dcp.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/crypto/mxs-dcp.c b/drivers/crypto/mxs-dcp.c index e986be405411..3e4068badffd 100644 --- a/drivers/crypto/mxs-dcp.c +++ b/drivers/crypto/mxs-dcp.c @@ -328,7 +328,7 @@ static int mxs_dcp_aes_block_crypt(struct crypto_async_request *arq) memset(key + AES_KEYSIZE_128, 0, AES_KEYSIZE_128); } - for_each_sg(req->src, src, sg_nents(src), i) { + for_each_sg(req->src, src, sg_nents(req->src), i) { src_buf = sg_virt(src); len = sg_dma_len(src); tlen += len; -- 2.34.1