В Mon, 22 Jun 2015 16:45:27 +0800
Michael Chang <mch...@suse.com> пишет:
> Since btrfs on-disk format uses little-endian, the searched item types
> (ROOT_REF, INODE_REF) need converting the byte order in order to
> function properly on big-endian systems.
Applied. Thanks!
> ---
> grub-core/osdep/linux/getroot.c | 6 +++---
> 1 files changed, 3 insertions(+), 3 deletions(-)
>
> diff --git a/grub-core/osdep/linux/getroot.c b/grub-core/osdep/linux/getroot.c
> index a2e360f..3978c71 100644
> --- a/grub-core/osdep/linux/getroot.c
> +++ b/grub-core/osdep/linux/getroot.c
> @@ -316,9 +316,9 @@ get_btrfs_fs_prefix (const char *mount_path)
>
> tree_id = sargs.buf[2];
> br = (struct grub_btrfs_root_backref *) (sargs.buf + 4);
> - inode_id = br->inode_id;
> + inode_id = grub_le_to_cpu64 (br->inode_id);
> name = br->name;
> - namelen = br->n;
> + namelen = grub_le_to_cpu16 (br->n);
> }
> else
> {
> @@ -345,7 +345,7 @@ get_btrfs_fs_prefix (const char *mount_path)
>
> ir = (struct grub_btrfs_inode_ref *) (sargs.buf + 4);
> name = ir->name;
> - namelen = ir->n;
> + namelen = grub_le_to_cpu16 (ir->n);
> }
> old = ret;
> ret = xmalloc (namelen + (old ? strlen (old) : 0) + 2);
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