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 91E06C433EF for ; Thu, 14 Jul 2022 04:33:16 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237505AbiGNEdP (ORCPT ); Thu, 14 Jul 2022 00:33:15 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34936 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237426AbiGNEcS (ORCPT ); Thu, 14 Jul 2022 00:32:18 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id BFF74357C4; Wed, 13 Jul 2022 21:25:44 -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 5BA9061E51; Thu, 14 Jul 2022 04:25:44 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id D5FC0C34115; Thu, 14 Jul 2022 04:25:42 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1657772743; bh=fw9XhsSsHJOAoHA7IJQfgjSpPMbNwTc5hGVW6cBOafc=; h=From:To:Cc:Subject:Date:From; b=RvXzJTT1UL0A1HO95mmerJuvoJ8q78yjUAXQAKalqc1/CycoDhrC1O51oe3GpY0eX i3ermraqExvT2Ic1CiM3rLWvgX/4ZC1lcnT6NaaqdjGan3WklSFBsuKCPegdYxnXSr 6AcQwUAlrgKGXVepf6Q+CcxBlCrEIFaBSEW0Tyd9xVcGk9lqOjVSC/eJG6fN6icOkF Dzw7YByMeo3dn5oUMxqplOB08d9WTka6nrnbMRSXyt/FGBU7BD+lIlYQjfl6kfb6EV +wGoh8Jmea5YG6OY5LzuUZaXQ25y3/TKGVEBNReM9RnX4MVt7iir1t8FdEjItLoFsR DVbYK/30QapHg== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Mark Brown , Sasha Levin , lgirdwood@gmail.com, perex@perex.cz, tiwai@suse.com, alsa-devel@alsa-project.org Subject: [PATCH AUTOSEL 5.10 01/15] ASoC: ops: Fix off by one in range control validation Date: Thu, 14 Jul 2022 00:25:26 -0400 Message-Id: <20220714042541.282175-1-sashal@kernel.org> X-Mailer: git-send-email 2.35.1 MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Mark Brown [ Upstream commit 5871321fb4558c55bf9567052b618ff0be6b975e ] We currently report that range controls accept a range of 0..(max-min) but accept writes in the range 0..(max-min+1). Remove that extra +1. Signed-off-by: Mark Brown Link: https://lore.kernel.org/r/20220604105246.4055214-1-broonie@kernel.org Signed-off-by: Mark Brown Signed-off-by: Sasha Levin --- sound/soc/soc-ops.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/sound/soc/soc-ops.c b/sound/soc/soc-ops.c index 15bfcdbdfaa4..0f26d6c31ce5 100644 --- a/sound/soc/soc-ops.c +++ b/sound/soc/soc-ops.c @@ -517,7 +517,7 @@ int snd_soc_put_volsw_range(struct snd_kcontrol *kcontrol, return -EINVAL; if (mc->platform_max && tmp > mc->platform_max) return -EINVAL; - if (tmp > mc->max - mc->min + 1) + if (tmp > mc->max - mc->min) return -EINVAL; if (invert) @@ -538,7 +538,7 @@ int snd_soc_put_volsw_range(struct snd_kcontrol *kcontrol, return -EINVAL; if (mc->platform_max && tmp > mc->platform_max) return -EINVAL; - if (tmp > mc->max - mc->min + 1) + if (tmp > mc->max - mc->min) return -EINVAL; if (invert) -- 2.35.1