if (!ext4_valid_inum(dir->i_sb, ino)) {
ext4_error(dir->i_sb, "ext4_lookup",
"bad inode number: %lu", ino);
- inode = NULL;
- } else
- inode = iget(dir->i_sb, ino);
-
- if (!inode)
- return ERR_PTR(-EACCES);
-
- if (is_bad_inode(inode)) {
- iput(inode);
- return ERR_PTR(-ENOENT);
+ return ERR_PTR(-EIO);
}
+ inode = ext4_iget(dir->i_sb, ino);
+ if (IS_ERR(inode))
+ return ERR_CAST(inode);
}
return d_splice_alias(inode, dentry);
}
if (!ext4_valid_inum(child->d_inode->i_sb, ino)) {
ext4_error(child->d_inode->i_sb, "ext4_get_parent",
"bad inode number: %lu", ino);
- inode = NULL;
- } else
- inode = iget(child->d_inode->i_sb, ino);
-
- if (!inode)
- return ERR_PTR(-EACCES);
-
- if (is_bad_inode(inode)) {
- iput(inode);
- return ERR_PTR(-ENOENT);
+ return ERR_PTR(-EIO);
}
+ inode = ext4_iget(child->d_inode->i_sb, ino);
+ if (IS_ERR(inode))
+ return ERR_CAST(inode);
+
parent = d_alloc_anon(inode);
if (!parent) {
iput(inode);
inode->i_fop = &ext4_dir_operations;
inode->i_size = EXT4_I(inode)->i_disksize = inode->i_sb->s_blocksize;
dir_block = ext4_bread (handle, inode, 0, 1, &err);
- if (!dir_block) {
- ext4_dec_count(handle, inode); /* is this nlink == 0? */
- ext4_mark_inode_dirty(handle, inode);
- iput (inode);
- goto out_stop;
- }
+ if (!dir_block)
+ goto out_clear_inode;
BUFFER_TRACE(dir_block, "get_write_access");
ext4_journal_get_write_access(handle, dir_block);
de = (struct ext4_dir_entry_2 *) dir_block->b_data;
ext4_mark_inode_dirty(handle, inode);
err = ext4_add_entry (handle, dentry, inode);
if (err) {
- inode->i_nlink = 0;
+out_clear_inode:
+ clear_nlink(inode);
ext4_mark_inode_dirty(handle, inode);
iput (inode);
goto out_stop;
dir->i_ctime = dir->i_mtime = ext4_current_time(dir);
ext4_update_dx_flag(dir);
ext4_mark_inode_dirty(handle, dir);
- ext4_dec_count(handle, inode);
+ drop_nlink(inode);
if (!inode->i_nlink)
ext4_orphan_add(handle, inode);
inode->i_ctime = ext4_current_time(inode);
err = __page_symlink(inode, symname, l,
mapping_gfp_mask(inode->i_mapping) & ~__GFP_FS);
if (err) {
- ext4_dec_count(handle, inode);
+ clear_nlink(inode);
ext4_mark_inode_dirty(handle, inode);
iput (inode);
goto out_stop;
ext4_dec_count(handle, old_dir);
if (new_inode) {
/* checked empty_dir above, can't have another parent,
- * ext3_dec_count() won't work for many-linked dirs */
+ * ext4_dec_count() won't work for many-linked dirs */
new_inode->i_nlink = 0;
} else {
ext4_inc_count(handle, new_dir);