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authorDan Carpenter <dan.carpenter@oracle.com>2013-09-13 11:52:14 +0400
committerMark Brown <broonie@linaro.org>2013-09-13 21:33:18 +0400
commitf8d7b13e14357ed19d2ca2799539600418dc3939 (patch)
treeb6f30ee8113bddf7e287cabb9aa9fb68443d25b4 /sound/soc/codecs/max98095.c
parent5df498a27ab385294fdb7cad19c623d4da94a780 (diff)
downloadlinux-f8d7b13e14357ed19d2ca2799539600418dc3939.tar.xz
ASoC: max98095: a couple array underflows
The ->put() function are called from snd_ctl_elem_write() with user supplied data. The limit checks here could underflow leading to a crash. Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: Mark Brown <broonie@linaro.org> Cc: stable@vger.kernel.org
Diffstat (limited to 'sound/soc/codecs/max98095.c')
-rw-r--r--sound/soc/codecs/max98095.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/sound/soc/codecs/max98095.c b/sound/soc/codecs/max98095.c
index 41cdd1642970..8dbcacd44e6a 100644
--- a/sound/soc/codecs/max98095.c
+++ b/sound/soc/codecs/max98095.c
@@ -1863,7 +1863,7 @@ static int max98095_put_eq_enum(struct snd_kcontrol *kcontrol,
struct max98095_pdata *pdata = max98095->pdata;
int channel = max98095_get_eq_channel(kcontrol->id.name);
struct max98095_cdata *cdata;
- int sel = ucontrol->value.integer.value[0];
+ unsigned int sel = ucontrol->value.integer.value[0];
struct max98095_eq_cfg *coef_set;
int fs, best, best_val, i;
int regmask, regsave;
@@ -2016,7 +2016,7 @@ static int max98095_put_bq_enum(struct snd_kcontrol *kcontrol,
struct max98095_pdata *pdata = max98095->pdata;
int channel = max98095_get_bq_channel(codec, kcontrol->id.name);
struct max98095_cdata *cdata;
- int sel = ucontrol->value.integer.value[0];
+ unsigned int sel = ucontrol->value.integer.value[0];
struct max98095_biquad_cfg *coef_set;
int fs, best, best_val, i;
int regmask, regsave;