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* grub-core/osdep/linux/getroot.c: Fix cast-align problems.

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This commit is contained in:
Vladimir Serbinenko 2013-11-03 00:43:49 +01:00
parent 48145ea358
commit 090d7c81cf
2 changed files with 11 additions and 9 deletions
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4
ChangeLog
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@ -1,3 +1,7 @@
2013-11-03 Vladimir Serbinenko <phcoder@gmail.com>
* grub-core/osdep/linux/getroot.c: Fix cast-align problems.
2013-11-02 Vladimir Serbinenko <phcoder@gmail.com>
* configure.ac: Don't add -m32/-m64 on emu.

16
grub-core/osdep/linux/getroot.c
View file

@ -102,8 +102,9 @@ struct btrfs_ioctl_search_key
};
struct btrfs_ioctl_search_args {
struct btrfs_ioctl_search_key key;
char buf[4096 - sizeof(struct btrfs_ioctl_search_key)];
struct btrfs_ioctl_search_key key;
grub_uint64_t buf[(4096 - sizeof(struct btrfs_ioctl_search_key))
/ sizeof (grub_uint64_t)];
};
#define BTRFS_IOC_TREE_SEARCH _IOWR(0x94, 17, \
@ -283,7 +284,6 @@ get_btrfs_fs_prefix (const char *mount_path)
while (tree_id != GRUB_BTRFS_ROOT_VOL_OBJECTID
|| inode_id != GRUB_BTRFS_TREE_ROOT_OBJECTID)
{
grub_uint64_t *nid;
const char *name;
size_t namelen;
struct btrfs_ioctl_search_args sargs;
@ -314,9 +314,8 @@ get_btrfs_fs_prefix (const char *mount_path)
if (sargs.key.nr_items == 0)
return NULL;
nid = (grub_uint64_t *) (sargs.buf + 16);
tree_id = *nid;
br = (struct grub_btrfs_root_backref *) (sargs.buf + 32);
tree_id = sargs.buf[2];
br = (struct grub_btrfs_root_backref *) (sargs.buf + 4);
inode_id = br->inode_id;
name = br->name;
namelen = br->n;
@ -342,10 +341,9 @@ get_btrfs_fs_prefix (const char *mount_path)
if (sargs.key.nr_items == 0)
return NULL;
nid = (grub_uint64_t *) (sargs.buf + 16);
inode_id = *nid;
inode_id = sargs.buf[2];
ir = (struct grub_btrfs_inode_ref *) (sargs.buf + 32);
ir = (struct grub_btrfs_inode_ref *) (sargs.buf + 4);
name = ir->name;
namelen = ir->n;
}