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 E4036C43219 for ; Mon, 18 Apr 2022 13:56:45 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S244144AbiDRN7W (ORCPT ); Mon, 18 Apr 2022 09:59:22 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46082 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S243732AbiDRN5J (ORCPT ); Mon, 18 Apr 2022 09:57:09 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 247762AC60; Mon, 18 Apr 2022 06:06:23 -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 dfw.source.kernel.org (Postfix) with ESMTPS id B44CA60B35; Mon, 18 Apr 2022 13:06:22 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id B41A1C385A7; Mon, 18 Apr 2022 13:06:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1650287182; bh=uGCONhTq/DOD+1iKmj+qYyJ/U/vVNI+NlNONED7N7jM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=hAEnE4v2G3Y9UpPNp7ZqACwEqFsn7gPyUKq30p9UzAIKZNzkJic3m7KXjVXvh0QPL ZqYrjCqSe5vWF8PXu5U5gEbeBl1UNeH7UG7gBqykjmfP282bscrE6vCQlghXxYUtf6 Cd05Uy3Aahqixai3vCcEfII8sm9U1YsCBp3Qrlj0= 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 4.9 041/218] crypto: mxs-dcp - Fix scatterlist processing Date: Mon, 18 Apr 2022 14:11:47 +0200 Message-Id: <20220418121200.727069178@linuxfoundation.org> X-Mailer: git-send-email 2.35.3 In-Reply-To: <20220418121158.636999985@linuxfoundation.org> References: <20220418121158.636999985@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: stable@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 0e14a6642de4..ad714798f5d8 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