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f2fs: clean up f2fs_lookup 

This patch cleans up to avoid deep indentation.

Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
hifive-unleashed-5.1
Jaegeuk Kim 2015-04-22 11:40:27 -07:00
parent f1e8866016
commit 06957e8fe6
1 changed files with 16 additions and 15 deletions
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31
fs/f2fs/namei.c
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@ -232,31 +232,32 @@ static struct dentry *f2fs_lookup(struct inode *dir, struct dentry *dentry,
struct inode *inode = NULL;
struct f2fs_dir_entry *de;
struct page *page;
nid_t ino;
if (dentry->d_name.len > F2FS_NAME_LEN)
return ERR_PTR(-ENAMETOOLONG);
de = f2fs_find_entry(dir, &dentry->d_name, &page);
if (de) {
nid_t ino = le32_to_cpu(de->ino);
f2fs_dentry_kunmap(dir, page);
f2fs_put_page(page, 0);
if (!de)
return d_splice_alias(inode, dentry);
inode = f2fs_iget(dir->i_sb, ino);
if (IS_ERR(inode))
return ERR_CAST(inode);
ino = le32_to_cpu(de->ino);
f2fs_dentry_kunmap(dir, page);
f2fs_put_page(page, 0);
if (f2fs_has_inline_dots(inode)) {
int err;
inode = f2fs_iget(dir->i_sb, ino);
if (IS_ERR(inode))
return ERR_CAST(inode);
err = __recover_dot_dentries(inode, dir->i_ino);
if (err) {
iget_failed(inode);
return ERR_PTR(err);
}
if (f2fs_has_inline_dots(inode)) {
int err;
err = __recover_dot_dentries(inode, dir->i_ino);
if (err) {
iget_failed(inode);
return ERR_PTR(err);
}
}
return d_splice_alias(inode, dentry);
}