From patchwork Tue Nov 13 13:37:05 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Akinobu Mita X-Patchwork-Id: 198671 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from merlin.infradead.org (merlin.infradead.org [IPv6:2001:4978:20e::2]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTPS id 9FCE42C00B1 for ; Wed, 14 Nov 2012 00:38:49 +1100 (EST) Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.76 #1 (Red Hat Linux)) id 1TYGgv-0005w9-7b; Tue, 13 Nov 2012 13:38:13 +0000 Received: from mail-da0-f49.google.com ([209.85.210.49]) by merlin.infradead.org with esmtps (Exim 4.76 #1 (Red Hat Linux)) id 1TYGgU-0005lP-UI for linux-mtd@lists.infradead.org; Tue, 13 Nov 2012 13:37:48 +0000 Received: by mail-da0-f49.google.com with SMTP id q27so2938282daj.36 for ; Tue, 13 Nov 2012 05:37:45 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=from:to:cc:subject:date:message-id:x-mailer:in-reply-to:references; bh=D141MsGMAN1ZbnXcVEvH09lkD/XxjKZTHPzoPee3Mxo=; b=gSUTdERQHOkHfA9akfA7p9kSeCzVKzOStm76tvmxOaWHaEoCOdHXgImcfrvbbXnHvJ r513UXYgyaXHzXxFo74F0p4ekyZjA2M6Vka8uuEtL/g6wteOlF8BdroqgrPV2SQEGLaS h1ZDVqmADj5g1gciFbrOzQcyKWqldO40G8a/Fz0bFBvtkwBK4DHU6lmXDYmQfFXhn+w6 MtmnECI3tRuJZM3/Drx64sRRsAhUiRPhSqbjebzDG8D66s2BdE1X7JOrm8x5TcP4V+E2 GpQHp9oO4GwJYMezHP6EShLAthvcLouLCF9H3o2MCJe4L2Rfx9iPoI7H6iYbTtC5ebCo gEFA== Received: by 10.68.241.232 with SMTP id wl8mr30858636pbc.144.1352813865205; Tue, 13 Nov 2012 05:37:45 -0800 (PST) Received: from localhost.localdomain (p1120-ipbf2201hodogaya.kanagawa.ocn.ne.jp. [123.220.186.120]) by mx.google.com with ESMTPS id vo8sm5988920pbc.16.2012.11.13.05.37.43 (version=TLSv1/SSLv3 cipher=OTHER); Tue, 13 Nov 2012 05:37:44 -0800 (PST) From: Akinobu Mita To: linux-kernel@vger.kernel.org, akpm@linux-foundation.org Subject: [PATCH v3 06/11] mtd: mtd_nandecctest: use prandom_bytes instead of get_random_bytes() Date: Tue, 13 Nov 2012 22:37:05 +0900 Message-Id: <1352813830-4624-7-git-send-email-akinobu.mita@gmail.com> X-Mailer: git-send-email 1.7.11.7 In-Reply-To: <1352813830-4624-1-git-send-email-akinobu.mita@gmail.com> References: <1352813830-4624-1-git-send-email-akinobu.mita@gmail.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20121113_083747_134438_56A73AB9 X-CRM114-Status: GOOD ( 12.47 ) X-Spam-Score: -2.7 (--) X-Spam-Report: SpamAssassin version 3.3.2 on merlin.infradead.org summary: Content analysis details: (-2.7 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.7 RCVD_IN_DNSWL_LOW RBL: Sender listed at http://www.dnswl.org/, low trust [209.85.210.49 listed in list.dnswl.org] 0.0 FREEMAIL_FROM Sender email is commonly abused enduser mail provider (akinobu.mita[at]gmail.com) -0.0 SPF_PASS SPF: sender matches SPF record -1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1% [score: 0.0000] -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature Cc: linux-mtd@lists.infradead.org, David Woodhouse , Akinobu Mita , Artem Bityutskiy X-BeenThere: linux-mtd@lists.infradead.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: linux-mtd-bounces@lists.infradead.org Errors-To: linux-mtd-bounces+incoming=patchwork.ozlabs.org@lists.infradead.org Using prandom_bytes() is enough. Because this data is only used for testing, not used for cryptographic use. Signed-off-by: Akinobu Mita Cc: Artem Bityutskiy Cc: David Woodhouse Cc: linux-mtd@lists.infradead.org --- * v3 - rename random32_get_bytes to prandom_bytes drivers/mtd/tests/mtd_nandecctest.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/mtd/tests/mtd_nandecctest.c b/drivers/mtd/tests/mtd_nandecctest.c index a5fb9b0..9b7b9fa 100644 --- a/drivers/mtd/tests/mtd_nandecctest.c +++ b/drivers/mtd/tests/mtd_nandecctest.c @@ -253,7 +253,7 @@ static int nand_ecc_test_run(const size_t size) goto error; } - get_random_bytes(correct_data, size); + prandom_bytes(correct_data, size); __nand_calculate_ecc(correct_data, size, correct_ecc); for (i = 0; i < ARRAY_SIZE(nand_ecc_test); i++) {