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Groups > linux.kernel > #1679195

[PATCH] ASoC: imx-ssi: add check on platform_get_irq return value

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Check return value from call to platform_get_irq(),
so in case of failure print error message and propagate
the return value.

Signed-off-by: Gustavo A. R. Silva <garsilva@embeddedor.com>
---
 sound/soc/fsl/imx-ssi.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/sound/soc/fsl/imx-ssi.c b/sound/soc/fsl/imx-ssi.c
index b95132e..0679061 100644
--- a/sound/soc/fsl/imx-ssi.c
+++ b/sound/soc/fsl/imx-ssi.c
@@ -527,6 +527,10 @@ static int imx_ssi_probe(struct platform_device *pdev)
 	}
 
 	ssi->irq = platform_get_irq(pdev, 0);
+	if (ssi->irq < 0) {
+		dev_err(&pdev->dev, "Failed to get IRQ: %d\n", ssi->irq);
+		return ssi->irq;
+	}
 
 	ssi->clk = devm_clk_get(&pdev->dev, NULL);
 	if (IS_ERR(ssi->clk)) {
-- 
2.5.0

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[PATCH] ASoC: imx-ssi: add check on platform_get_irq return value "Gustavo A. R. Silva" <garsilva@embeddedor.com> - 2017-07-01 00:40 +0200
  Re: [PATCH] ASoC: imx-ssi: add check on platform_get_irq return value Nicolin Chen <nicoleotsuka@gmail.com> - 2017-07-01 07:00 +0200

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