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| author | Mark Brown <broonie@kernel.org> | 2022-06-04 11:52:46 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-07-21 21:09:31 +0200 |
| commit | d99cd6a0895a7e764ea37af1d2c3c49613c23a95 (patch) | |
| tree | 84b1a5fd44c7e2dc08c1cfb4358aa737cc1629ad /sound/soc | |
| parent | 1545bc727625ea6e8decd717e5d1e8cc704ccf8f (diff) | |
| download | linux-stable-d99cd6a0895a7e764ea37af1d2c3c49613c23a95.tar.gz linux-stable-d99cd6a0895a7e764ea37af1d2c3c49613c23a95.tar.bz2 linux-stable-d99cd6a0895a7e764ea37af1d2c3c49613c23a95.zip | |
ASoC: ops: Fix off by one in range control validation
[ 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>
Diffstat (limited to 'sound/soc')
| -rw-r--r-- | sound/soc/soc-ops.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/sound/soc/soc-ops.c b/sound/soc/soc-ops.c index 7a37312c8e0c..453b61b42dd9 100644 --- a/sound/soc/soc-ops.c +++ b/sound/soc/soc-ops.c @@ -530,7 +530,7 @@ 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) @@ -551,7 +551,7 @@ 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) |