4 * Copyright (C) 2001 Will Dyson <will_dyson@pobox.com>
13 Validates the correctness of the befs inode
14 Returns BEFS_OK if the inode should be used, otherwise
15 returns BEFS_BAD_INODE
18 befs_check_inode(struct super_block *sb, befs_inode * raw_inode,
21 u32 magic1 = fs32_to_cpu(sb, raw_inode->magic1);
22 befs_inode_addr ino_num = fsrun_to_cpu(sb, raw_inode->inode_num);
23 u32 flags = fs32_to_cpu(sb, raw_inode->flags);
25 /* check magic header. */
26 if (magic1 != BEFS_INODE_MAGIC1) {
28 "Inode has a bad magic header - inode = %lu", inode);
29 return BEFS_BAD_INODE;
33 * Sanity check2: inodes store their own block address. Check it.
35 if (inode != iaddr2blockno(sb, &ino_num)) {
36 befs_error(sb, "inode blocknr field disagrees with vfs "
37 "VFS: %lu, Inode %lu",
38 inode, iaddr2blockno(sb, &ino_num));
39 return BEFS_BAD_INODE;
46 if (!(flags & BEFS_INODE_IN_USE)) {
47 befs_error(sb, "inode is not used - inode = %lu", inode);
48 return BEFS_BAD_INODE;