From: Volker Lendecke <vl@samba.org>
Date: Wed, 14 Jan 2026 07:12:13 +0000 (+0100)
Subject: smbd: Add a NULL check for dfree command output
X-Git-Tag: tdb-1.4.15~39
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=db2c61f0437eac0ddeb05eeb9e021090ca80d75f;p=thirdparty%2Fsamba.git

smbd: Add a NULL check for dfree command output

Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Anoop C S <anoopcs@samba.org>
---

diff --git a/source3/smbd/dfree.c b/source3/smbd/dfree.c
index 338d50659f3..fef0313b9d2 100644
--- a/source3/smbd/dfree.c
+++ b/source3/smbd/dfree.c
@@ -86,10 +86,11 @@ static bool handle_dfree_command(connection_struct *conn,
 
 	TALLOC_FREE(argl);
 
-	if (lines == NULL) {
-		DBG_ERR("file_lines_load() failed for "
+	if ((lines == NULL) || (lines[0] == NULL)) {
+		DBG_ERR("file_lines_ploadv() failed for "
 			"command '%s %s'. Error was : %s\n",
 			dfree_command, path, strerror(errno));
+		TALLOC_FREE(lines);
 		return false;
 	}