[PATCH] Driver core: Fix up the driver and device iterators to be quieter

Also stops looping over the lists when a match is found.

Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de

drivers/base/dd.c

@@ -88,8 +88,8 @@ static int __device_attach(struct device_driver * drv, void * data)
 	int error;
 
 	error = driver_probe_device(drv, dev);
-
-	if (error == -ENODEV && error == -ENXIO) {
+	if (error) {
+		if ((error == -ENODEV) || (error == -ENXIO)) {
 			/* Driver matched, but didn't support device
 			 * or device not found.
 			 * Not an error; keep going.
@@ -101,7 +101,10 @@ static int __device_attach(struct device_driver * drv, void * data)
 			       "%s: probe of %s failed with error %d\n",
 			       drv->name, dev->bus_id, error);
 		}
-	return 0;
+		return error;
+	}
+	/* stop looking, this device is attached */
+	return 1;
 }
 
 /**
@@ -137,7 +140,10 @@ static int __driver_attach(struct device * dev, void * data)
 				       drv->name, dev->bus_id, error);
 			} else
 				error = 0;
+			return error;
 		}
+		/* stop looking, this driver is attached */
+		return 1;
 	}
 	return 0;
 }