s390/dasd: cleanup timeout and transport error messages

Just a small update to the wording of the messages, to bring them
more in line with our other messages.

Signed-off-by: Stefan Weinhuber <wein@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
diff --git a/drivers/s390/block/dasd_erp.c b/drivers/s390/block/dasd_erp.c
index 8d11f77..ba99b64 100644
--- a/drivers/s390/block/dasd_erp.c
+++ b/drivers/s390/block/dasd_erp.c
@@ -160,11 +160,13 @@
 
 	device = cqr->startdev;
 	if (cqr->intrc == -ETIMEDOUT) {
-		dev_err(&device->cdev->dev, "cqr %p timeout error", cqr);
+		dev_err(&device->cdev->dev,
+			"A timeout error occurred for cqr %p", cqr);
 		return;
 	}
 	if (cqr->intrc == -ENOLINK) {
-		dev_err(&device->cdev->dev, "cqr %p transport error", cqr);
+		dev_err(&device->cdev->dev,
+			"A transport error occurred for cqr %p", cqr);
 		return;
 	}
 	/* dump sense data */