2 files changed, 6 insertions, 2 deletions

diff --git a/fs/f2fs/dir.c b/fs/f2fs/dir.c
index b4e24f32b54e..e1f66df0f97d 100644
--- a/fs/f2fs/dir.c
+++ b/fs/f2fs/dir.c
@@ -540,13 +540,13 @@ int f2fs_make_empty(struct inode *inode, struct inode *parent)
 
         de = &dentry_blk->dentry[0];
         de->name_len = cpu_to_le16(1);
-        de->hash_code = 0;
+        de->hash_code = f2fs_dentry_hash(".", 1);
         de->ino = cpu_to_le32(inode->i_ino);
         memcpy(dentry_blk->filename[0], ".", 1);
         set_de_type(de, inode);
 
         de = &dentry_blk->dentry[1];
-        de->hash_code = 0;
+        de->hash_code = f2fs_dentry_hash("..", 2);
         de->name_len = cpu_to_le16(2);
         de->ino = cpu_to_le32(parent->i_ino);
         memcpy(dentry_blk->filename[1], "..", 2);
diff --git a/fs/f2fs/hash.c b/fs/f2fs/hash.c
index a60f04200f8b..5e48baca3597 100644
--- a/fs/f2fs/hash.c
+++ b/fs/f2fs/hash.c
@@ -76,6 +76,10 @@ f2fs_hash_t f2fs_dentry_hash(const char *name, int len)
         const char *p;
         __u32 in[8], buf[4];
 
+        if ((len <= 2) && (name[0] == '.') &&
+                (name[1] == '.' || name[1] == '\0'))
+                return 0;
+
         /* Initialize the default seed for the hash checksum functions */
         buf[0] = 0x67452301;
         buf[1] = 0xefcdab89;