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[2/3] ksmbd: fix same UniqueId for dot and dotdot entries

Message ID 20220130093433.8319-2-linkinjeon@kernel.org
State New
Headers show
Series [1/3] ksmbd: reduce smb direct max read/write size | expand

Commit Message

Namjae Jeon Jan. 30, 2022, 9:34 a.m. UTC 
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>
---
 fs/ksmbd/smb_common.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/fs/ksmbd/smb_common.c b/fs/ksmbd/smb_common.c
index ef7f42b0290a..9a7e211dbf4f 100644
--- 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)