linux-kernel - [PATCH 3.16 180/192] ALSA: oxygen: Fix logical-not-parentheses warning

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Message-ID: <lsq.1507553065.897594808@decadent.org.uk>
Date:   Mon, 09 Oct 2017 13:44:25 +0100
From:   Ben Hutchings <ben@...adent.org.uk>
To:     linux-kernel@...r.kernel.org, stable@...r.kernel.org
CC:     akpm@...ux-foundation.org, "Takashi Iwai" <tiwai@...e.de>,
        "Tomer Barletz" <barletz@...il.com>
Subject: [PATCH 3.16 180/192] ALSA: oxygen: Fix logical-not-parentheses
 warning

3.16.49-rc1 review patch.  If anyone has any objections, please let me know.

------------------

From: Tomer Barletz <barletz@...il.com>

commit 8ec7cfce3762299ae289c384e281b2f4010ae231 upstream.

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@...il.com>
Signed-off-by: Takashi Iwai <tiwai@...e.de>
Signed-off-by: Ben Hutchings <ben@...adent.org.uk>
---
 sound/pci/oxygen/oxygen_mixer.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- 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_kcont
 	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);