[src/trunk]: src/sbin/amrctl avoid calling printf() %s with NULL.

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

details:   https://anonhg.NetBSD.org/src/rev/35e796e8f6a8
branches:  trunk
changeset: 938301:35e796e8f6a8
user:      mrg <mrg%NetBSD.org@localhost>
date:      Sun Sep 06 02:34:02 2020 +0000

description:
avoid calling printf() %s with NULL.

diffstat:

 sbin/amrctl/amrctl.c |  7 ++++---
 1 files changed, 4 insertions(+), 3 deletions(-)

diffs (28 lines):

diff -r 9d593aea337b -r 35e796e8f6a8 sbin/amrctl/amrctl.c
--- a/sbin/amrctl/amrctl.c      Sun Sep 06 02:25:13 2020 +0000
+++ b/sbin/amrctl/amrctl.c      Sun Sep 06 02:34:02 2020 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: amrctl.c,v 1.11 2018/08/27 00:36:03 sevan Exp $        */
+/*     $NetBSD: amrctl.c,v 1.12 2020/09/06 02:34:02 mrg Exp $  */
 
 /*-
  * Copyright (c) 2002, Pierre David <Pierre.David%crc.u-strasbg.fr@localhost>
@@ -29,7 +29,7 @@
 
 #include <sys/cdefs.h>
 #ifndef lint
-__RCSID("$NetBSD: amrctl.c,v 1.11 2018/08/27 00:36:03 sevan Exp $");
+__RCSID("$NetBSD: amrctl.c,v 1.12 2020/09/06 02:34:02 mrg Exp $");
 #endif
 
 #include <stdio.h>
@@ -453,7 +453,8 @@
 
        printf("Logical volume %d\t", ldrv);
        statestr = describe_state(verbosity, state);
-       printf("%s ", statestr);
+       if (statestr)
+               printf("%s ", statestr);
        printf("(%.2f GB, RAID%d", szgb, raid_level);
        if (verbosity >= 1) {
                describe_property(prop, propstr);