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[src/netbsd-6]: src/lib/libc/stdlib Pull up following revision(s) (requested ...
details: https://anonhg.NetBSD.org/src/rev/99d3722e0371
branches: netbsd-6
changeset: 777246:99d3722e0371
user: martin <martin%NetBSD.org@localhost>
date: Thu Aug 31 15:05:50 2017 +0000
description:
Pull up following revision(s) (requested by ginsbach in ticket #1495):
lib/libc/stdlib/merge.c: revision 1.15
PR lib/50316: Gracefully handle a zero number of members argument.
Taken from FreeBSD (which fixed this same issue long ago).
XXX: pullup-8
XXX: pullup-7
XXX: pullup-6
diffstat:
lib/libc/stdlib/merge.c | 7 +++++--
1 files changed, 5 insertions(+), 2 deletions(-)
diffs (28 lines):
diff -r afcf4fd7eb2f -r 99d3722e0371 lib/libc/stdlib/merge.c
--- a/lib/libc/stdlib/merge.c Thu Aug 31 13:43:19 2017 +0000
+++ b/lib/libc/stdlib/merge.c Thu Aug 31 15:05:50 2017 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: merge.c,v 1.13 2011/05/18 19:36:36 dsl Exp $ */
+/* $NetBSD: merge.c,v 1.13.6.1 2017/08/31 15:05:50 martin Exp $ */
/*-
* Copyright (c) 1992, 1993
@@ -37,7 +37,7 @@
#if 0
static char sccsid[] = "from: @(#)merge.c 8.2 (Berkeley) 2/14/94";
#else
-__RCSID("$NetBSD: merge.c,v 1.13 2011/05/18 19:36:36 dsl Exp $");
+__RCSID("$NetBSD: merge.c,v 1.13.6.1 2017/08/31 15:05:50 martin Exp $");
#endif
#endif /* LIBC_SCCS and not lint */
@@ -128,6 +128,9 @@
return (-1);
}
+ if (nmemb == 0)
+ return (0);
+
/*
* XXX
* Stupid subtraction for the Cray.
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