From: Volker Lendecke <vl@samba.org>
Date: Tue, 21 Apr 2020 06:02:35 +0000 (+0200)
Subject: libsmb: Add a NULL check after talloc_strdup()
X-Git-Tag: ldb-2.2.0~744
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=2d6448a3df643d0bbcfe40726c13aa15a36bfd5e;p=thirdparty%2Fsamba.git

libsmb: Add a NULL check after talloc_strdup()

Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Ralph Boehme <slow@samba.org>
---

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;
 	}