From patchwork Thu Jun 1 19:38:59 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Antoine Tenart X-Patchwork-Id: 9761005 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 623FC602BC for ; Thu, 1 Jun 2017 19:41:27 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 474FD2810E for ; Thu, 1 Jun 2017 19:41:27 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 3B26B2851B; Thu, 1 Jun 2017 19:41:27 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-1.9 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [65.50.211.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id B812D2810E for ; Thu, 1 Jun 2017 19:41:26 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:References: In-Reply-To:Message-Id:Date:Subject:To:From:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Owner; bh=nLpJajjT+DDmKoa9i2K3Nghc5GjovmKbcliKdejzmIA=; b=ecBF9NO2h6LQh7KhAvoyrV6MjS H2q9g46r7IrysuV5cruQv1dzNzNwHX0p1TxjuCJHboMG6y0I3QnqlqaILlb1/SWpUomqz8eaB+tsx 4m7svBnvuHuXwY5Ztzkugvnw/OGI3mYq8jxPWOZdvGJeNR7GnWnVhqZCXNed2/MtsXuk8JXDTRReQ Q685m+u47Mmy/ZrWpfNaDvrb7S8zGwBvuQ0TOYkDqoOGB3Wcih+4pOaiU73VhBz95onUNxZcMJsTm W6Mv0SjM8Kfypa4MtcagVOh1nNN1qkpEsaNRr6W0P9tO6EE8brKm8wbL4TMO27ihvKXyPKpT/TCkP wOEjlEIA==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.87 #1 (Red Hat Linux)) id 1dGVyH-0006Lk-2M; Thu, 01 Jun 2017 19:41:25 +0000 Received: from mail.free-electrons.com ([62.4.15.54]) by bombadil.infradead.org with esmtp (Exim 4.87 #1 (Red Hat Linux)) id 1dGVxF-0003QN-Jl for linux-arm-kernel@lists.infradead.org; Thu, 01 Jun 2017 19:40:25 +0000 Received: by mail.free-electrons.com (Postfix, from userid 110) id 5989B21292; Thu, 1 Jun 2017 21:39:38 +0200 (CEST) Received: from localhost (LFbn-1-3856-160.w86-233.abo.wanadoo.fr [86.233.111.160]) by mail.free-electrons.com (Postfix) with ESMTPSA id 310FC21264; Thu, 1 Jun 2017 21:39:38 +0200 (CEST) From: Antoine Tenart To: herbert@gondor.apana.org.au, davem@davemloft.net, maxime.ripard@free-electrons.com, wens@csie.org, clabbe.montjoie@gmail.com Subject: [PATCH v3 07/13] crypto: sun4i-ss: simplify the appended bit assignment Date: Thu, 1 Jun 2017 21:38:59 +0200 Message-Id: <20170601193905.28829-8-antoine.tenart@free-electrons.com> X-Mailer: git-send-email 2.9.4 In-Reply-To: <20170601193905.28829-1-antoine.tenart@free-electrons.com> References: <20170601193905.28829-1-antoine.tenart@free-electrons.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20170601_124022_444838_EFB84B07 X-CRM114-Status: GOOD ( 11.79 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Antoine Tenart , linux-crypto@vger.kernel.org, linux-arm-kernel@lists.infradead.org MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP A bit is appended at the end of the input buffer for sha1. Simplify the code assigning it. Signed-off-by: Antoine Tenart Tested-by: Corentin Labbe Acked-by: Corentin Labbe --- drivers/crypto/sunxi-ss/sun4i-ss-hash.c | 8 ++------ 1 file changed, 2 insertions(+), 6 deletions(-) diff --git a/drivers/crypto/sunxi-ss/sun4i-ss-hash.c b/drivers/crypto/sunxi-ss/sun4i-ss-hash.c index 59d9b4412aca..0c2efc88bc0a 100644 --- a/drivers/crypto/sunxi-ss/sun4i-ss-hash.c +++ b/drivers/crypto/sunxi-ss/sun4i-ss-hash.c @@ -392,12 +392,8 @@ static int sun4i_hash(struct ahash_request *areq) } /* write the remaining bytes of the nbw buffer */ - if (nbw) { - wb |= ((1 << 7) << (nbw * 8)); - bf[j++] = wb; - } else { - bf[j++] = 1 << 7; - } + wb |= ((1 << 7) << (nbw * 8)); + bf[j++] = wb; /* * number of space to pad to obtain 64o minus 8(size) minus 4 (final 1)