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* [patch] ASoC: wm2000: a couple harmless underflows
@ 2015-10-13  7:12 Dan Carpenter
  2015-10-13 12:29 ` Charles Keepax
  0 siblings, 1 reply; 2+ messages in thread
From: Dan Carpenter @ 2015-10-13  7:12 UTC (permalink / raw)
  To: Liam Girdwood
  Cc: Mark Brown, Jaroslav Kysela, Takashi Iwai, Charles Keepax,
	Lars-Peter Clausen, Krzysztof Kozlowski, patches, alsa-devel,
	kernel-janitors

We want these to be zero or one, but by mistake we also accept negative
values.  It's harmless but we should still clean it up.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>

diff --git a/sound/soc/codecs/wm2000.c b/sound/soc/codecs/wm2000.c
index 786abd0..a67ea10 100644
--- a/sound/soc/codecs/wm2000.c
+++ b/sound/soc/codecs/wm2000.c
@@ -620,7 +620,7 @@ static int wm2000_anc_mode_put(struct snd_kcontrol *kcontrol,
 {
 	struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
 	struct wm2000_priv *wm2000 = dev_get_drvdata(codec->dev);
-	int anc_active = ucontrol->value.integer.value[0];
+	unsigned int anc_active = ucontrol->value.integer.value[0];
 	int ret;
 
 	if (anc_active > 1)
@@ -653,7 +653,7 @@ static int wm2000_speaker_put(struct snd_kcontrol *kcontrol,
 {
 	struct snd_soc_codec *codec = snd_soc_kcontrol_codec(kcontrol);
 	struct wm2000_priv *wm2000 = dev_get_drvdata(codec->dev);
-	int val = ucontrol->value.integer.value[0];
+	unsigned int val = ucontrol->value.integer.value[0];
 	int ret;
 
 	if (val > 1)

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2015-10-13 12:29 ` Charles Keepax

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