ASoC: codecs: va-macro: fix accessing array out of bounds for enum type
authorSrinivas Kandagatla <srinivas.kandagatla@linaro.org>
Tue, 22 Feb 2022 18:32:07 +0000 (18:32 +0000)
committerMark Brown <broonie@kernel.org>
Wed, 23 Feb 2022 02:04:04 +0000 (02:04 +0000)
Accessing enums using integer would result in array out of bounds access
on platforms like aarch64 where sizeof(long) is 8 compared to enum size
which is 4 bytes.

Fixes: 908e6b1df26e ("ASoC: codecs: lpass-va-macro: Add support to VA Macro")
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Link: https://lore.kernel.org/r/20220222183212.11580-5-srinivas.kandagatla@linaro.org
Signed-off-by: Mark Brown <broonie@kernel.org>
sound/soc/codecs/lpass-va-macro.c

index 11147e3..e14c277 100644 (file)
@@ -780,7 +780,7 @@ static int va_macro_dec_mode_get(struct snd_kcontrol *kcontrol,
        struct soc_enum *e = (struct soc_enum *)kcontrol->private_value;
        int path = e->shift_l;
 
-       ucontrol->value.integer.value[0] = va->dec_mode[path];
+       ucontrol->value.enumerated.item[0] = va->dec_mode[path];
 
        return 0;
 }
@@ -789,7 +789,7 @@ static int va_macro_dec_mode_put(struct snd_kcontrol *kcontrol,
                                 struct snd_ctl_elem_value *ucontrol)
 {
        struct snd_soc_component *comp = snd_soc_kcontrol_component(kcontrol);
-       int value = ucontrol->value.integer.value[0];
+       int value = ucontrol->value.enumerated.item[0];
        struct soc_enum *e = (struct soc_enum *)kcontrol->private_value;
        int path = e->shift_l;
        struct va_macro *va = snd_soc_component_get_drvdata(comp);