[src/trunk]: src/lib/libc/gen fts(3): Use reallocarr instead of realloc(x * y...

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

details:   https://anonhg.NetBSD.org/src/rev/fbca15d9098b
branches:  trunk
changeset: 1024752:fbca15d9098b
user:      nia <nia%NetBSD.org@localhost>
date:      Tue Nov 02 08:39:20 2021 +0000

description:
fts(3): Use reallocarr instead of realloc(x * y), eliminate a temporary
variable.

diffstat:

 lib/libc/gen/fts.c |  11 ++++-------
 1 files changed, 4 insertions(+), 7 deletions(-)

diffs (33 lines):

diff -r dc22ea0e0fc6 -r fbca15d9098b lib/libc/gen/fts.c
--- a/lib/libc/gen/fts.c        Tue Nov 02 08:04:20 2021 +0000
+++ b/lib/libc/gen/fts.c        Tue Nov 02 08:39:20 2021 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: fts.c,v 1.49 2016/05/31 07:49:09 pgoyette Exp $        */
+/*     $NetBSD: fts.c,v 1.50 2021/11/02 08:39:20 nia Exp $     */
 
 /*-
  * Copyright (c) 1990, 1993, 1994
@@ -38,7 +38,7 @@
 #if 0
 static char sccsid[] = "@(#)fts.c      8.6 (Berkeley) 8/14/94";
 #else
-__RCSID("$NetBSD: fts.c,v 1.49 2016/05/31 07:49:09 pgoyette Exp $");
+__RCSID("$NetBSD: fts.c,v 1.50 2021/11/02 08:39:20 nia Exp $");
 #endif
 #endif /* LIBC_SCCS and not lint */
 
@@ -1015,12 +1015,9 @@
         * 40 so don't realloc one entry at a time.
         */
        if (nitems > sp->fts_nitems) {
-               FTSENT **new;
-
-               new = realloc(sp->fts_array, sizeof(FTSENT *) * (nitems + 40));
-               if (new == 0)
+               if (reallocarr(&sp->fts_array,
+                   nitems + 40, sizeof(FTSENT *)) != 0)
                        return (head);
-               sp->fts_array = new;
                sp->fts_nitems = fts_nitems_truncate(nitems + 40);
        }
        for (ap = sp->fts_array, p = head; p; p = p->fts_link)