diff --git a/drivers/mfd/jz4740-adc.c b/drivers/mfd/jz4740-adc.c
index b30e44ac4d1c5bbef20d48df9643ebc620c70eef..3ad492cb6c4158b9160e3a2fefc7fb6423086ba5 100644
--- a/drivers/mfd/jz4740-adc.c
+++ b/drivers/mfd/jz4740-adc.c
@@ -260,6 +260,10 @@ static int __devinit jz4740_adc_probe(struct platform_device *pdev)
 	int irq;
 
 	adc = kmalloc(sizeof(*adc), GFP_KERNEL);
+	if (!adc) {
+		dev_err(&pdev->dev, "Failed to allocate driver structure\n");
+		return -ENOMEM;
+	}
 
 	adc->irq = platform_get_irq(pdev, 0);
 	if (adc->irq < 0) {