Merge git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux-2.6-for-linus

* git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux-2.6-for-linus:
virtio: fix format of sysfs driver/vendor files
Char: virtio_console, fix memory leak
virtio: return correct capacity to users
module: Update prototype for ref_module (formerly use_module)

drivers/char/virtio_console.c

···
 	nr_queues = use_multiport(portdev) ? (nr_ports + 1) * 2 : 2;
 
 	vqs = kmalloc(nr_queues * sizeof(struct virtqueue *), GFP_KERNEL);
-	if (!vqs) {
-		err = -ENOMEM;
-		goto fail;
-	}
 	io_callbacks = kmalloc(nr_queues * sizeof(vq_callback_t *), GFP_KERNEL);
-	if (!io_callbacks) {
-		err = -ENOMEM;
-		goto free_vqs;
-	}
 	io_names = kmalloc(nr_queues * sizeof(char *), GFP_KERNEL);
-	if (!io_names) {
-		err = -ENOMEM;
-		goto free_callbacks;
-	}
 	portdev->in_vqs = kmalloc(nr_ports * sizeof(struct virtqueue *),
 				  GFP_KERNEL);
-	if (!portdev->in_vqs) {
-		err = -ENOMEM;
-		goto free_names;
-	}
 	portdev->out_vqs = kmalloc(nr_ports * sizeof(struct virtqueue *),
 				   GFP_KERNEL);
-	if (!portdev->out_vqs) {
+	if (!vqs || !io_callbacks || !io_names || !portdev->in_vqs ||
+			!portdev->out_vqs) {
 		err = -ENOMEM;
-		goto free_invqs;
+		goto free;
 	}
 
 	/*
···
 					      io_callbacks,
 					      (const char **)io_names);
 	if (err)
-		goto free_outvqs;
+		goto free;
 
 	j = 0;
 	portdev->in_vqs[0] = vqs[0];
···
 			portdev->out_vqs[i] = vqs[j + 1];
 		}
 	}
-	kfree(io_callbacks);
 	kfree(io_names);
+	kfree(io_callbacks);
 	kfree(vqs);
 
 	return 0;
 
-free_names:
-	kfree(io_names);
-free_callbacks:
-	kfree(io_callbacks);
-free_outvqs:
+free:
 	kfree(portdev->out_vqs);
-free_invqs:
 	kfree(portdev->in_vqs);
-free_vqs:
+	kfree(io_names);
+	kfree(io_callbacks);
 	kfree(vqs);
-fail:
+
 	return err;
 }
 

drivers/virtio/virtio.c

···
 			   struct device_attribute *attr, char *buf)
 {
 	struct virtio_device *dev = container_of(_d,struct virtio_device,dev);
-	return sprintf(buf, "%hu", dev->id.device);
+	return sprintf(buf, "0x%04x\n", dev->id.device);
 }
 static ssize_t vendor_show(struct device *_d,
 			   struct device_attribute *attr, char *buf)
 {
 	struct virtio_device *dev = container_of(_d,struct virtio_device,dev);
-	return sprintf(buf, "%hu", dev->id.vendor);
+	return sprintf(buf, "0x%04x\n", dev->id.vendor);
 }
 static ssize_t status_show(struct device *_d,
 			   struct device_attribute *attr, char *buf)
 {
 	struct virtio_device *dev = container_of(_d,struct virtio_device,dev);
-	return sprintf(buf, "0x%08x", dev->config->get_status(dev));
+	return sprintf(buf, "0x%08x\n", dev->config->get_status(dev));
 }
 static ssize_t modalias_show(struct device *_d,
 			     struct device_attribute *attr, char *buf)

drivers/virtio/virtio_ring.c

···
 	pr_debug("Added buffer head %i to %p\n", head, vq);
 	END_USE(vq);
 
-	/* If we're indirect, we can fit many (assuming not OOM). */
-	if (vq->indirect)
-		return vq->num_free ? vq->vring.num : 0;
 	return vq->num_free;
 }
 EXPORT_SYMBOL_GPL(virtqueue_add_buf_gfp);

include/linux/module.h

···
 #define symbol_put_addr(p) do { } while(0)
 
 #endif /* CONFIG_MODULE_UNLOAD */
-int use_module(struct module *a, struct module *b);
+int ref_module(struct module *a, struct module *b);
 
 /* This is a #define so the string doesn't get put in every .o file */
 #define module_name(mod)			\