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From: arvind.yadav.cs@gmail.com (Arvind Yadav)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 2/5] ASoC: mt8173: Fix platform_get_irq's error checking
Date: Sat, 18 Nov 2017 01:03:25 +0530	[thread overview]
Message-ID: <1510947208-17134-3-git-send-email-arvind.yadav.cs@gmail.com> (raw)
In-Reply-To: <1510947208-17134-1-git-send-email-arvind.yadav.cs@gmail.com>

The platform_get_irq() function returns negative if an error occurs.
zero or positive number on success. platform_get_irq() error checking
for zero is not correct.

Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
---
 sound/soc/mediatek/mt8173/mt8173-afe-pcm.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/sound/soc/mediatek/mt8173/mt8173-afe-pcm.c b/sound/soc/mediatek/mt8173/mt8173-afe-pcm.c
index 8a643a3..eee27bc 100644
--- a/sound/soc/mediatek/mt8173/mt8173-afe-pcm.c
+++ b/sound/soc/mediatek/mt8173/mt8173-afe-pcm.c
@@ -1105,9 +1105,9 @@ static int mt8173_afe_pcm_dev_probe(struct platform_device *pdev)
 	afe->dev = &pdev->dev;
 
 	irq_id = platform_get_irq(pdev, 0);
-	if (!irq_id) {
+	if (irq_id < 0) {
 		dev_err(afe->dev, "np %s no irq\n", afe->dev->of_node->name);
-		return -ENXIO;
+		return irq_id;
 	}
 	ret = devm_request_irq(afe->dev, irq_id, mt8173_afe_irq_handler,
 			       0, "Afe_ISR_Handle", (void *)afe);
-- 
2.7.4

  parent reply	other threads:[~2017-11-17 19:33 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-11-17 19:33 [PATCH 0/5] ASoC: Handle platform_get_irq's error checking and return Arvind Yadav
2017-11-17 19:33 ` [PATCH 1/5] ASoC: ep93xx-ac97: Fix platform_get_irq's error checking Arvind Yadav
2017-11-17 19:33 ` Arvind Yadav [this message]
2017-11-17 19:33 ` [PATCH 3/5] ASoC: nuc900: " Arvind Yadav
2017-11-17 19:33 ` [PATCH 4/5] ASoC: intel: sst: Handle return value of platform_get_irq Arvind Yadav
2017-11-17 19:33 ` [PATCH 5/5] ASoC: intel: mfld: " Arvind Yadav
2017-11-18  8:19 ` [PATCH 0/5] ASoC: Handle platform_get_irq's error checking and return Russell King - ARM Linux

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