From: Jeremy Allison <jra@samba.org>
Date: Wed, 3 Feb 2021 21:59:00 +0000 (-0800)
Subject: s3: VFS: time_audit: Fix smb_time_audit_linkat() to cope with real directory fsps.
X-Git-Tag: tevent-0.11.0~1791
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=005cbeae174a94d981c56b73ec616e9598a7efc5;p=thirdparty%2Fsamba.git

s3: VFS: time_audit: Fix smb_time_audit_linkat() to cope with real directory fsps.

Signed-off-by: Jeremy Allison <jra@samba.org>
Reviewed-by: Ralph Böhme <slow@samba.org>
---

diff --git a/source3/modules/vfs_time_audit.c b/source3/modules/vfs_time_audit.c
index a56839c77ad..db9e9d3cf12 100644
--- a/source3/modules/vfs_time_audit.c
+++ b/source3/modules/vfs_time_audit.c
@@ -1497,10 +1497,19 @@ static int smb_time_audit_linkat(vfs_handle_struct *handle,
 				const struct smb_filename *new_smb_fname,
 				int flags)
 {
+	struct smb_filename *new_full_fname = NULL;
 	int result;
 	struct timespec ts1,ts2;
 	double timediff;
 
+	new_full_fname = full_path_from_dirfsp_atname(talloc_tos(),
+						  dstfsp,
+						  new_smb_fname);
+	if (new_full_fname == NULL) {
+		errno = ENOMEM;
+		return -1;
+	}
+
 	clock_gettime_mono(&ts1);
 	result = SMB_VFS_NEXT_LINKAT(handle,
 			srcfsp,
@@ -1513,9 +1522,10 @@ static int smb_time_audit_linkat(vfs_handle_struct *handle,
 
 	if (timediff > audit_timeout) {
 		smb_time_audit_log_fname("linkat", timediff,
-			new_smb_fname->base_name);
+			new_full_fname->base_name);
 	}
 
+	TALLOC_FREE(new_full_fname);
 	return result;
 }