The 'from' argument for copy_from_user and the 'to' argument for copy_to_user should both be tagged as __user address space. Signed-off-by: H Hartley Sweeten <hsweeten@xxxxxxxxxxxxxxxxxxx> Cc: Jan Kara <jack@xxxxxxx> Cc: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> Cc: Andreas Dilger <adilger.kernel@xxxxxxxxx> --- diff --git a/fs/ext3/ioctl.c b/fs/ext3/ioctl.c index f4090bd..c7f4394 100644 --- a/fs/ext3/ioctl.c +++ b/fs/ext3/ioctl.c @@ -285,7 +285,7 @@ group_add_out: if (!capable(CAP_SYS_ADMIN)) return -EPERM; - if (copy_from_user(&range, (struct fstrim_range *)arg, + if (copy_from_user(&range, (struct fstrim_range __user *)arg, sizeof(range))) return -EFAULT; @@ -293,7 +293,7 @@ group_add_out: if (ret < 0) return ret; - if (copy_to_user((struct fstrim_range *)arg, &range, + if (copy_to_user((struct fstrim_range __user *)arg, &range, sizeof(range))) return -EFAULT; -- To unsubscribe from this list: send the line "unsubscribe linux-ext4" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
