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* grub-core/fs/bfs.c (mount): Improve filesystem detection reliability.

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* grub-core/fs/ext2.c (grub_ext2_mount): Likewise.
	* grub-core/fs/hfs.c (grub_hfs_mount): Likewise.
	* grub-core/fs/hfsplus.c (grub_hfsplus_mount): Likewise.
	* grub-core/fs/jfs.c (grub_jfs_mount): Likewise.
	* grub-core/fs/minix.c (grub_minix_mount): Likewise.
	* grub-core/fs/ntfs.c (grub_ntfs_mount): Likewise.
	* grub-core/fs/romfs.c (grub_romfs_mount): Likewise.
	* grub-core/fs/xfs.c (grub_xfs_mount): Likewise.
This commit is contained in:
Vladimir 'phcoder' Serbinenko 2012-05-12 13:31:05 +02:00
parent fe8c2f1117
commit 2e57f28fc7
10 changed files with 63 additions and 18 deletions
Download patch file Download diff file Expand all files Collapse all files

3
grub-core/fs/ext2.c
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@ -578,7 +578,8 @@ grub_ext2_mount (grub_disk_t disk)
goto fail;
/* Make sure this is an ext2 filesystem. */
if (grub_le_to_cpu16 (data->sblock.magic) != EXT2_MAGIC)
if (grub_le_to_cpu16 (data->sblock.magic) != EXT2_MAGIC
|| grub_le_to_cpu32 (data->sblock.log2_block_size) >= 16)
{
grub_error (GRUB_ERR_BAD_FS, "not an ext2 filesystem");
goto fail;