[src/trunk]: src/lib/libkvm Don't treat failure to map the file as fatal.

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

details:   https://anonhg.NetBSD.org/src/rev/19fea2607678
branches:  trunk
changeset: 1009608:19fea2607678
user:      christos <christos%NetBSD.org@localhost>
date:      Tue Apr 28 14:27:41 2020 +0000

description:
Don't treat failure to map the file as fatal.

diffstat:

 lib/libkvm/kvm.c |  6 ++----
 1 files changed, 2 insertions(+), 4 deletions(-)

diffs (27 lines):

diff -r fd370448faad -r 19fea2607678 lib/libkvm/kvm.c
--- a/lib/libkvm/kvm.c  Tue Apr 28 13:43:45 2020 +0000
+++ b/lib/libkvm/kvm.c  Tue Apr 28 14:27:41 2020 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: kvm.c,v 1.107 2020/04/28 00:19:23 christos Exp $       */
+/*     $NetBSD: kvm.c,v 1.108 2020/04/28 14:27:41 christos Exp $       */
 
 /*-
  * Copyright (c) 1989, 1992, 1993
@@ -38,7 +38,7 @@
 #if 0
 static char sccsid[] = "@(#)kvm.c      8.2 (Berkeley) 2/13/94";
 #else
-__RCSID("$NetBSD: kvm.c,v 1.107 2020/04/28 00:19:23 christos Exp $");
+__RCSID("$NetBSD: kvm.c,v 1.108 2020/04/28 14:27:41 christos Exp $");
 #endif
 #endif /* LIBC_SCCS and not lint */
 
@@ -399,8 +399,6 @@
                kd->dump_size = (size_t)st.st_size;
                kd->dump_mem = mmap(NULL, kd->dump_size, PROT_READ|PROT_WRITE, 
                    MAP_FILE|MAP_PRIVATE, kd->pmfd, 0);
-               if (kd->dump_mem == MAP_FAILED)
-                       goto failed;
        }
        return (kd);
 failed: