From 2d6448a3df643d0bbcfe40726c13aa15a36bfd5e Mon Sep 17 00:00:00 2001
From: Volker Lendecke <vl@samba.org>
Date: Tue, 21 Apr 2020 08:02:35 +0200
Subject: [PATCH] libsmb: Add a NULL check after talloc_strdup()

Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Ralph Boehme <slow@samba.org>
---
 source3/libsmb/cli_smb2_fnum.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/source3/libsmb/cli_smb2_fnum.c b/source3/libsmb/cli_smb2_fnum.c
index 4cae87853db..40146af30f9 100644
--- a/source3/libsmb/cli_smb2_fnum.c
+++ b/source3/libsmb/cli_smb2_fnum.c
@@ -1550,6 +1550,9 @@ NTSTATUS cli_smb2_qpathinfo_basic(struct cli_state *cli,
 	   end in a '\' */
 	if (namelen > 0 && name[namelen-1] == '\\') {
 		char *modname = talloc_strdup(talloc_tos(), name);
+		if (modname == NULL) {
+			return NT_STATUS_NO_MEMORY;
+		}
 		modname[namelen-1] = '\0';
 		name = modname;
 	}
-- 
2.47.3