firewire: nosy: annotate __user pointers and __iomem pointers

Signed-off-by: Stefan Richter <[e-mail]>

drivers/firewire/nosy.c

···
 
 struct pcilynx {
 	struct pci_dev *pci_device;
-	unsigned char *registers;
+	__iomem char *registers;
 
 	struct pcl *rcv_start_pcl, *rcv_pcl;
 	u32 *rcv_buffer;
···
 }
 
 static int
-packet_buffer_get(struct client *client, void *data, size_t user_length)
+packet_buffer_get(struct client *client, char __user *data, size_t user_length)
 {
 	struct packet_buffer *buffer = &client->buffer;
 	size_t length;
···
 }
 
 static ssize_t
-nosy_read(struct file *file, char *buffer, size_t count, loff_t *offset)
+nosy_read(struct file *file, char __user *buffer, size_t count, loff_t *offset)
 {
 	struct client *client = file->private_data;
 
···
 		stats.lost_packet_count  = client->buffer.lost_packet_count;
 		spin_unlock_irq(client_list_lock);
 
-		if (copy_to_user((void *) arg, &stats, sizeof stats))
+		if (copy_to_user((void __user *) arg, &stats, sizeof stats))
 			return -EFAULT;
 		else
 			return 0;