From: Ralph Boehme <slow@samba.org>
Date: Fri, 22 Dec 2023 10:19:38 +0000 (+0100)
Subject: smbd: return correct error when trying to create a hardlink to a VSS file
X-Git-Tag: samba-4.18.10~16
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=8ee0768d6f2c1b79a4ad381f0cef1ae32a9618b7;p=thirdparty%2Fsamba.git

smbd: return correct error when trying to create a hardlink to a VSS file

BUG: https://bugzilla.samba.org/show_bug.cgi?id=13688

Signed-off-by: Ralph Boehme <slow@samba.org>
Reviewed-by: Stefan Metzmacher <metze@samba.org>
(cherry picked from commit a0ae45be770a13373c148a689b9761f14c4f942c)
---

diff --git a/source3/smbd/smb2_trans2.c b/source3/smbd/smb2_trans2.c
index f6a3166719e..03639f218db 100644
--- a/source3/smbd/smb2_trans2.c
+++ b/source3/smbd/smb2_trans2.c
@@ -3904,6 +3904,11 @@ NTSTATUS hardlink_internals(TALLOC_CTX *ctx,
 		goto out;
 	}
 
+	if (smb_fname_old->twrp != 0) {
+		status = NT_STATUS_NOT_SAME_DEVICE;
+		goto out;
+	}
+
 	status = parent_pathref(talloc_tos(),
 				conn->cwd_fsp,
 				smb_fname_old,