[PATCH 1/2] f2fs: return error of f2fs_lookup

[Jaegeuk Kim]

Now we can report an error to f2fs_lookup given by f2fs_find_entry.

Suggested-by: He YunLei <heyun...@huawei.com>
Signed-off-by: Jaegeuk Kim <jaeg...@kernel.org>
---
 fs/f2fs/dir.c   | 2 +-
 fs/f2fs/namei.c | 5 ++++-
 2 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/fs/f2fs/dir.c b/fs/f2fs/dir.c
index ae37543..6fbb1ed 100644
--- a/fs/f2fs/dir.c
+++ b/fs/f2fs/dir.c
@@ -230,7 +230,7 @@ struct f2fs_dir_entry *f2fs_find_entry(struct inode *dir,
 
        err = fscrypt_setup_filename(dir, child, 1, &fname);
        if (err) {
-               *res_page = ERR_PTR(-ENOMEM);
+               *res_page = ERR_PTR(err);
                return NULL;
        }
 
diff --git a/fs/f2fs/namei.c b/fs/f2fs/namei.c
index 3f6119e..78efe00 100644
--- a/fs/f2fs/namei.c
+++ b/fs/f2fs/namei.c
@@ -287,8 +287,11 @@ static struct dentry *f2fs_lookup(struct inode *dir, 
struct dentry *dentry,
                return ERR_PTR(-ENAMETOOLONG);
 
        de = f2fs_find_entry(dir, &dentry->d_name, &page);
-       if (!de)
+       if (!de) {
+               if (IS_ERR(page))
+                       return (struct dentry *)page;
                return d_splice_alias(inode, dentry);
+       }
 
        ino = le32_to_cpu(de->ino);
        f2fs_dentry_kunmap(dir, page);
-- 
2.6.3