ASoC: intel: mfld: Handle return value of platform_get_irq

platform_get_irq() can fail here and we must check its return value.
Signed-off-by: NArvind Yadav <arvind.yadav.cs@gmail.com>
Signed-off-by: NMark Brown <broonie@kernel.org>

sound/soc/intel/boards/mfld_machine.c

@@ -372,6 +372,8 @@ static int snd_mfld_mc_probe(struct platform_device *pdev)
 
 	/* retrive the irq number */
 	irq = platform_get_irq(pdev, 0);
+	if (irq <= 0)
+		return irq < 0 ? irq : -ENODEV;
 
 	/* audio interrupt base of SRAM location where
 	 * interrupts are stored by System FW */