[src/trunk]: src/sys/external/bsd/libnv/dist libnv: add a wrapper around free...

[rmind <rmind%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/9063bbd47212
branches:  trunk
changeset: 433606:9063bbd47212
user:      rmind <rmind%NetBSD.org@localhost>
date:      Sun Sep 23 19:07:10 2018 +0000

description:
libnv: add a wrapper around free(9) since in FreeBSD it can take NULL.

diffstat:

 sys/external/bsd/libnv/dist/nv_impl.h        |   5 +++--
 sys/external/bsd/libnv/dist/nv_kern_netbsd.c |  13 +++++++++++--
 2 files changed, 14 insertions(+), 4 deletions(-)

diffs (56 lines):

diff -r fea783757f5c -r 9063bbd47212 sys/external/bsd/libnv/dist/nv_impl.h
--- a/sys/external/bsd/libnv/dist/nv_impl.h     Sun Sep 23 15:28:48 2018 +0000
+++ b/sys/external/bsd/libnv/dist/nv_impl.h     Sun Sep 23 19:07:10 2018 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: nv_impl.h,v 1.4 2018/09/22 17:13:30 rmind Exp $        */
+/*     $NetBSD: nv_impl.h,v 1.5 2018/09/23 19:07:10 rmind Exp $        */
 
 /*-
  * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
@@ -65,10 +65,11 @@
 # endif
 # define nv_realloc(buf, size)         realloc((buf), (size), M_NVLIST, \
                                            M_WAITOK)
-# define nv_free(buf)                  free((buf), M_NVLIST)
 # ifdef __FreeBSD__
+#  define nv_free(buf)                 free((buf), M_NVLIST)
 #  define nv_strdup(buf)               strdup((buf), M_NVLIST)
 # else
+extern void nv_free(void *);
 extern char *nv_strdup(const char *);
 # endif
 # define nv_vasprintf(ptr, ...)                vasprintf(ptr, M_NVLIST, __VA_ARGS__)
diff -r fea783757f5c -r 9063bbd47212 sys/external/bsd/libnv/dist/nv_kern_netbsd.c
--- a/sys/external/bsd/libnv/dist/nv_kern_netbsd.c      Sun Sep 23 15:28:48 2018 +0000
+++ b/sys/external/bsd/libnv/dist/nv_kern_netbsd.c      Sun Sep 23 19:07:10 2018 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: nv_kern_netbsd.c,v 1.3 2018/09/22 17:13:30 rmind Exp $ */
+/*     $NetBSD: nv_kern_netbsd.c,v 1.4 2018/09/23 19:07:10 rmind Exp $ */
 
 /*-
  * Copyright (c) 2018 The NetBSD Foundation, Inc.
@@ -30,7 +30,7 @@
  */
 
 #include <sys/cdefs.h>
-__RCSID("$NetBSD: nv_kern_netbsd.c,v 1.3 2018/09/22 17:13:30 rmind Exp $");
+__RCSID("$NetBSD: nv_kern_netbsd.c,v 1.4 2018/09/23 19:07:10 rmind Exp $");
 
 #if !defined(_KERNEL) && !defined(_STANDALONE)
 #include <sys/mman.h>
@@ -61,6 +61,15 @@
 #ifndef _STANDALONE
 #ifdef _KERNEL
 
+void 
+nv_free(void *buf)
+{
+       if (!buf) {
+               return;
+       }
+       free(buf, M_NVLIST);
+}
+
 int
 nvlist_copyin(const nvlist_ref_t *nref, nvlist_t **nvlp, size_t lim)
 {