From nobody Fri Dec 19 14:35:24 2025 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 34CA9C10DC3 for ; Mon, 11 Dec 2023 13:26:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1343669AbjLKN0B (ORCPT ); Mon, 11 Dec 2023 08:26:01 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50130 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1343541AbjLKNZj (ORCPT ); Mon, 11 Dec 2023 08:25:39 -0500 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B39B5E8 for ; Mon, 11 Dec 2023 05:25:45 -0800 (PST) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 5879BC433CA; Mon, 11 Dec 2023 13:25:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1702301145; bh=CR4WEiVLSbI2eaXlZ+1qwly9qiLQTKtm9P5IJp8GAYk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=JdrWVEgwfxDc3wu20xBwcrinYaKy9S/4VKOe2QcSwApLUdLd98hme+dafUfnIfslC VFr1/X/On6ADNdadg3HQG8Ax2xuuvxNT/v+BxdjKJ3PpC5icWCBW6pi1Ikt0N1xasX QfFluSUWQuyWw8FnN3K2H8hR/KQcbswmsVnSuHwMMDzeSF4zQew0e/Xt3fVj/KSI21 y5y2UN6d8W4EpJM1HsnUl9J/6mppJ62SjUYm+zftSjaCYoilQBDmmSx3TiToYW2520 Ok1fnf7nOvLnsPhR0dT4Z7hMU7KgPWAavD97ZovBr6TYAGYJqrkFTSM2gkq5RVTGR3 zIpKvPf2igNsg== Received: from johan by xi.lan with local (Exim 4.96.2) (envelope-from ) id 1rCgIq-0007Fh-0m; Mon, 11 Dec 2023 14:26:32 +0100 From: Johan Hovold To: Greg Kroah-Hartman Cc: Sasha Levin , stable@vger.kernel.org, broonie@kernel.org, alsa-devel@alsa-project.org, perex@perex.cz, tiwai@suse.com, linux-sound@vger.kernel.org, linux-kernel@vger.kernel.org, johan+linaro@kernel.org, srinivas.kandagatla@linaro.org Subject: [PATCH stable-6.6 1/2] ASoC: ops: add correct range check for limiting volume Date: Mon, 11 Dec 2023 14:26:07 +0100 Message-ID: <20231211132608.27861-2-johan+linaro@kernel.org> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20231211132608.27861-1-johan+linaro@kernel.org> References: <20231211132608.27861-1-johan+linaro@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" From: Srinivas Kandagatla commit fb9ad24485087e0f00d84bee7a5914640b2b9024 upstream. Volume can have ranges that start with negative values, ex: -84dB to +40dB. Apply correct range check in snd_soc_limit_volume before setting the platform_max. Without this patch, for example setting a 0dB limit on a volume range of -84dB to +40dB would fail. Signed-off-by: Srinivas Kandagatla Tested-by: Johan Hovold Reviewed-by: Johan Hovold Link: https://lore.kernel.org/r/20231204124736.132185-2-srinivas.kandagatla= @linaro.org Signed-off-by: Mark Brown Signed-off-by: Johan Hovold --- sound/soc/soc-ops.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/sound/soc/soc-ops.c b/sound/soc/soc-ops.c index 55b009d3c681..2d25748ca706 100644 --- a/sound/soc/soc-ops.c +++ b/sound/soc/soc-ops.c @@ -661,7 +661,7 @@ int snd_soc_limit_volume(struct snd_soc_card *card, kctl =3D snd_soc_card_get_kcontrol(card, name); if (kctl) { struct soc_mixer_control *mc =3D (struct soc_mixer_control *)kctl->priva= te_value; - if (max <=3D mc->max) { + if (max <=3D mc->max - mc->min) { mc->platform_max =3D max; ret =3D 0; } --=20 2.41.0