ALSA: oxygen: Fix logical-not-parentheses warning

This fixes the following warning, that is seen with gcc 5.1:
warning: logical not is only applied to the left hand side of comparison [-Wlogical-not-parentheses].

Signed-off-by: Tomer Barletz <barletz@gmail.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

1 files changed, 1 insertions, 1 deletions

diff --git a/sound/pci/oxygen/oxygen_mixer.c b/sound/pci/oxygen/oxygen_mixer.c
index 6492bca8c70f..4ca12665ff73 100644
--- a/sound/pci/oxygen/oxygen_mixer.c
+++ b/sound/pci/oxygen/oxygen_mixer.c
@@ -88,7 +88,7 @@ static int dac_mute_put(struct snd_kcontrol *ctl,
         int changed;
 
         mutex_lock(&chip->mutex);
-        changed = !value->value.integer.value[0] != chip->dac_mute;
+        changed = (!value->value.integer.value[0]) != chip->dac_mute;
         if (changed) {
                 chip->dac_mute = !value->value.integer.value[0];
                 chip->model.update_dac_mute(chip);