diff --git a/drivers/staging/comedi/drivers/usbduxsigma.c b/drivers/staging/comedi/drivers/usbduxsigma.c
index 194c686c5a424018c7b194941897e574101d7b55..ff521b3a07d0bd412f5052d95074ddc6f6fcac54 100644
--- a/drivers/staging/comedi/drivers/usbduxsigma.c
+++ b/drivers/staging/comedi/drivers/usbduxsigma.c
@@ -1655,9 +1655,11 @@ static int usbduxsigma_auto_attach(struct comedi_device *dev,
 	}
 
 	offset = usbduxsigma_getstatusinfo(dev, 0);
-	if (offset < 0)
+	if (offset < 0) {
 		dev_err(dev->class_dev,
-			"Communication to USBDUXSIGMA failed! Check firmware and cabling\n");
+			"Communication to USBDUXSIGMA failed! Check firmware and cabling.\n");
+		return offset;
+	}
 
 	dev_info(dev->class_dev, "attached, ADC_zero = %x\n", offset);