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From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     linux-kernel@vger.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        stable@vger.kernel.org, Dan Carpenter <dan.carpenter@oracle.com>,
        Mark Brown <broonie@kernel.org>,
        Sasha Levin <sashal@kernel.org>
Subject: [PATCH 5.15 216/530] ASoC: mt6359: fix tests for platform_get_irq() failure
Date:   Mon, 24 Oct 2022 13:29:20 +0200
Message-Id: <20221024113054.866327372@linuxfoundation.org>
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From: Dan Carpenter <dan.carpenter@oracle.com>

[ Upstream commit 51eea3a6fb4d39c2cc71824e6eee5949d7ae4d1c ]

The platform_get_irq() returns negative error codes.  It can't actually
return zero, but if it did that should be treated as success.

Fixes: eef07b9e0925 ("ASoC: mediatek: mt6359: add MT6359 accdet jack driver")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Link: https://lore.kernel.org/r/YvThhr86N3qQM2EO@kili
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 sound/soc/codecs/mt6359-accdet.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/sound/soc/codecs/mt6359-accdet.c b/sound/soc/codecs/mt6359-accdet.c
index c190628e2905..7f624854948c 100644
--- a/sound/soc/codecs/mt6359-accdet.c
+++ b/sound/soc/codecs/mt6359-accdet.c
@@ -965,7 +965,7 @@ static int mt6359_accdet_probe(struct platform_device *pdev)
 	mutex_init(&priv->res_lock);
 
 	priv->accdet_irq = platform_get_irq(pdev, 0);
-	if (priv->accdet_irq) {
+	if (priv->accdet_irq >= 0) {
 		ret = devm_request_threaded_irq(&pdev->dev, priv->accdet_irq,
 						NULL, mt6359_accdet_irq,
 						IRQF_TRIGGER_HIGH | IRQF_ONESHOT,
@@ -979,7 +979,7 @@ static int mt6359_accdet_probe(struct platform_device *pdev)
 
 	if (priv->caps & ACCDET_PMIC_EINT0) {
 		priv->accdet_eint0 = platform_get_irq(pdev, 1);
-		if (priv->accdet_eint0) {
+		if (priv->accdet_eint0 >= 0) {
 			ret = devm_request_threaded_irq(&pdev->dev,
 							priv->accdet_eint0,
 							NULL, mt6359_accdet_irq,
@@ -994,7 +994,7 @@ static int mt6359_accdet_probe(struct platform_device *pdev)
 		}
 	} else if (priv->caps & ACCDET_PMIC_EINT1) {
 		priv->accdet_eint1 = platform_get_irq(pdev, 2);
-		if (priv->accdet_eint1) {
+		if (priv->accdet_eint1 >= 0) {
 			ret = devm_request_threaded_irq(&pdev->dev,
 							priv->accdet_eint1,
 							NULL, mt6359_accdet_irq,
-- 
2.35.1