From: Sasha Levin <sashal@kernel.org>
To: linux-kernel@vger.kernel.org, stable@vger.kernel.org
Cc: Sasha Levin <sashal@kernel.org>,
alsa-devel@alsa-project.org, tiwai@suse.com, lgirdwood@gmail.com,
Mark Brown <broonie@kernel.org>
Subject: [PATCH AUTOSEL 4.9 1/4] ASoC: ops: Fix off by one in range control validation
Date: Thu, 14 Jul 2022 00:27:04 -0400 [thread overview]
Message-ID: <20220714042707.282675-1-sashal@kernel.org> (raw)
From: Mark Brown <broonie@kernel.org>
[ 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 <broonie@kernel.org>
Link: https://lore.kernel.org/r/20220604105246.4055214-1-broonie@kernel.org
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
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 90ba5521c189..4fda8c24be29 100644
--- a/sound/soc/soc-ops.c
+++ b/sound/soc/soc-ops.c
@@ -535,7 +535,7 @@ 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)
@@ -556,7 +556,7 @@ 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
WARNING: multiple messages have this Message-ID (diff)
From: Sasha Levin <sashal@kernel.org>
To: linux-kernel@vger.kernel.org, stable@vger.kernel.org
Cc: Mark Brown <broonie@kernel.org>, Sasha Levin <sashal@kernel.org>,
lgirdwood@gmail.com, perex@perex.cz, tiwai@suse.com,
alsa-devel@alsa-project.org
Subject: [PATCH AUTOSEL 4.9 1/4] ASoC: ops: Fix off by one in range control validation
Date: Thu, 14 Jul 2022 00:27:04 -0400 [thread overview]
Message-ID: <20220714042707.282675-1-sashal@kernel.org> (raw)
From: Mark Brown <broonie@kernel.org>
[ 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 <broonie@kernel.org>
Link: https://lore.kernel.org/r/20220604105246.4055214-1-broonie@kernel.org
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
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 90ba5521c189..4fda8c24be29 100644
--- a/sound/soc/soc-ops.c
+++ b/sound/soc/soc-ops.c
@@ -535,7 +535,7 @@ 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)
@@ -556,7 +556,7 @@ 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
next reply other threads:[~2022-07-14 4:41 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-07-14 4:27 Sasha Levin [this message]
2022-07-14 4:27 ` [PATCH AUTOSEL 4.9 1/4] ASoC: ops: Fix off by one in range control validation Sasha Levin
2022-07-14 4:27 ` [PATCH AUTOSEL 4.9 2/4] ASoC: wm5110: Fix DRE control Sasha Levin
2022-07-14 4:27 ` Sasha Levin
2022-07-14 4:27 ` [PATCH AUTOSEL 4.9 3/4] x86: Clear .brk area at early boot Sasha Levin
2022-07-14 4:27 ` [PATCH AUTOSEL 4.9 4/4] signal handling: don't use BUG_ON() for debugging Sasha Levin
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