ASoC: imx-ssi: add check on platform_get_irq return value

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>
Acked-by: Nicolin Chen <nicoleotsuka@gmail.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

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)) {