diff options
| author | Mark Brown <broonie@kernel.org> | 2022-06-04 13:52:46 +0300 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2022-06-07 22:38:08 +0300 |
| commit | 5871321fb4558c55bf9567052b618ff0be6b975e (patch) | |
| tree | 294904350b6cb8a3878faefd4c2cecc306987055 /sound/soc/soc-ops.c | |
| parent | 073350da0aa2aead9df7927a1c1046ebf5cdd816 (diff) | |
| download | linux-5871321fb4558c55bf9567052b618ff0be6b975e.tar.xz | |
ASoC: ops: Fix off by one in range control validation
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>
Diffstat (limited to 'sound/soc/soc-ops.c')
| -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 e693070f51fe..d867f449d82d 100644 --- a/sound/soc/soc-ops.c +++ b/sound/soc/soc-ops.c @@ -526,7 +526,7 @@ 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) @@ -547,7 +547,7 @@ 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) |