Sparse checks #3

@@ -868,7 +868,7 @@
 static int ubd_ioctl(struct inode * inode, struct file * file,
                     unsigned int cmd, unsigned long arg)
 {
-       struct hd_geometry *loc = (struct hd_geometry *) arg;
+       struct hd_geometry __user *loc = (struct hd_geometry __user *) arg;
        struct ubd *dev = inode->i_bdev->bd_disk->private_data;
        int err;
        struct hd_driveid ubd_id = {

@@ -896,14 +896,14 @@
 
        case HDIO_GET_UNMASKINTR:
                if(!arg)  return(-EINVAL);
-               err = verify_area(VERIFY_WRITE, (long *) arg, sizeof(long));
+               err = verify_area(VERIFY_WRITE, (long __user *) arg, sizeof(long));
                if(err)
                        return(err);
                return(0);
 
        case HDIO_GET_MULTCOUNT:
                if(!arg)  return(-EINVAL);
-               err = verify_area(VERIFY_WRITE, (long *) arg, sizeof(long));
+               err = verify_area(VERIFY_WRITE, (long __user *) arg, sizeof(long));
                if(err)
                        return(err);
                return(0);

@@ -916,19 +916,19 @@
 
        case HDIO_GET_IDENTITY:
                ubd_id.cyls = dev->size / (128 * 32 * 512);
-               if(copy_to_user((char *) arg, (char *) &ubd_id,
+               if(copy_to_user((char __user *) arg, (char *) &ubd_id,
                                 sizeof(ubd_id)))
                        return(-EFAULT);
                return(0);
 
        case CDROMVOLREAD:
-               if(copy_from_user(&volume, (char *) arg, sizeof(volume)))
+               if(copy_from_user(&volume, (char __user *) arg, sizeof(volume)))
                        return(-EFAULT);
                volume.channel0 = 255;
                volume.channel1 = 255;
                volume.channel2 = 255;
                volume.channel3 = 255;
-               if(copy_to_user((char *) arg, &volume, sizeof(volume)))
+               if(copy_to_user((char __user *) arg, &volume, sizeof(volume)))
                        return(-EFAULT);
                return(0);
        }