xref: /illumos-gate/usr/src/lib/libc/port/gen/freezero.c (revision 9b9d39d2a32ff806d2431dbcc50968ef1e6d46b2)
1 /*
2  * This file and its contents are supplied under the terms of the
3  * Common Development and Distribution License ("CDDL"), version 1.0.
4  * You may only use this file in accordance with the terms of version
5  * 1.0 of the CDDL.
6  *
7  * A full copy of the text of the CDDL should have accompanied this
8  * source.  A copy of the CDDL is also available via the Internet at
9  * http://www.illumos.org/license/CDDL.
10  */
11 
12 /*
13  * Copyright 2017 Nexenta Systems, Inc.
14  */
15 
16 #include <stdlib.h>
17 #include <strings.h>
18 
19 void
20 freezero(void *ptr, size_t size)
21 {
22 	if (ptr == NULL)
23 		return;
24 
25 	explicit_bzero(ptr, size);
26 	free(ptr);
27 }
28