ksmbd: fix same UniqueId for dot and dotdot entries

ksmbd sets the inode number to UniqueId. However, the same UniqueId for
dot and dotdot entry is set to the inode number of the parent inode.
This patch set them using the current inode and parent inode.

Signed-off-by: Namjae Jeon <linkinjeon@kernel.org>
Signed-off-by: Steve French <stfrench@microsoft.com>

diff --git a/fs/ksmbd/smb_common.c b/fs/ksmbd/smb_common.c
index ef7f42b0290a8f00b60264f3ef6a92f0c2d974be..9a7e211dbf4f4dbe315dae775941df8d226aebe1 100644 (file)
--- a/fs/ksmbd/smb_common.c
+++ b/fs/ksmbd/smb_common.c
@@ -308,14 +308,17 @@ int ksmbd_populate_dot_dotdot_entries(struct ksmbd_work *work, int info_level,
        for (i = 0; i < 2; i++) {
                struct kstat kstat;
                struct ksmbd_kstat ksmbd_kstat;
+               struct dentry *dentry;
 
                if (!dir->dot_dotdot[i]) { /* fill dot entry info */
                        if (i == 0) {
                                d_info->name = ".";
                                d_info->name_len = 1;
+                               dentry = dir->filp->f_path.dentry;
                        } else {
                                d_info->name = "..";
                                d_info->name_len = 2;
+                               dentry = dir->filp->f_path.dentry->d_parent;
                        }
 
                        if (!match_pattern(d_info->name, d_info->name_len,
@@ -327,7 +330,7 @@ int ksmbd_populate_dot_dotdot_entries(struct ksmbd_work *work, int info_level,
                        ksmbd_kstat.kstat = &kstat;
                        ksmbd_vfs_fill_dentry_attrs(work,
                                                    user_ns,
-                                                   dir->filp->f_path.dentry->d_parent,
+                                                   dentry,
                                                    &ksmbd_kstat);
                        rc = fn(conn, info_level, d_info, &ksmbd_kstat);
                        if (rc)