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2007-03-18 Yoshinori K. Okuji <okuji@enbug.org>

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* fs/ext2.c (grub_ext2_read_inode): Use the inode size in a
    superblock instead of the structure size to compute an
    offset. This fixes the problem that GRUB could not read a
    filesystem when inode size is different from 128-byte.
This commit is contained in:
okuji 2007-03-18 01:18:39 +00:00
parent 3b801603d5
commit d70af616c2
3 changed files with 10 additions and 3 deletions
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7
ChangeLog
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@ -1,3 +1,10 @@
2007-03-18 Yoshinori K. Okuji <okuji@enbug.org>
* fs/ext2.c (grub_ext2_read_inode): Use the inode size in a
superblock instead of the structure size to compute an
offset. This fixes the problem that GRUB could not read a
filesystem when inode size is different from 128-byte.
2007-03-05 Marco Gerards <marco@gnu.org> 2007-03-05 Marco Gerards <marco@gnu.org>
* normal/main.c (read_config_file): When "menu" is not set, create * normal/main.c (read_config_file): When "menu" is not set, create

4
config.h.in
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@ -88,10 +88,10 @@
/* Define to the version of this package. */ /* Define to the version of this package. */
#undef PACKAGE_VERSION #undef PACKAGE_VERSION
/* The size of `long', as computed by sizeof. */ /* The size of a `long', as computed by sizeof. */
#undef SIZEOF_LONG #undef SIZEOF_LONG
/* The size of `void *', as computed by sizeof. */ /* The size of a `void *', as computed by sizeof. */
#undef SIZEOF_VOID_P #undef SIZEOF_VOID_P
/* Define it to either start or _start */ /* Define it to either start or _start */

2
fs/ext2.c
View file

@ -294,7 +294,7 @@ grub_ext2_read_inode (struct grub_ext2_data *data,
if (grub_disk_read (data->disk, if (grub_disk_read (data->disk,
((grub_le_to_cpu32 (blkgrp.inode_table_id) + blkno) ((grub_le_to_cpu32 (blkgrp.inode_table_id) + blkno)
<< LOG2_EXT2_BLOCK_SIZE (data)), << LOG2_EXT2_BLOCK_SIZE (data)),
sizeof (struct grub_ext2_inode) * blkoff, grub_le_to_cpu16 (sblock->inode_size) * blkoff,
sizeof (struct grub_ext2_inode), (char *) inode)) sizeof (struct grub_ext2_inode), (char *) inode))
return grub_errno; return grub_errno;