[src/trunk]: src/lib/libukfs Always initialize part to avoid triggering unini...

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

details:   https://anonhg.NetBSD.org/src/rev/f9ee4d828eae
branches:  trunk
changeset: 780283:f9ee4d828eae
user:      joerg <joerg%NetBSD.org@localhost>
date:      Thu Jul 19 06:33:03 2012 +0000

description:
Always initialize part to avoid triggering uninitialized variable
warnings.

diffstat:

 lib/libukfs/ukfs.h |  7 ++++---
 1 files changed, 4 insertions(+), 3 deletions(-)

diffs (21 lines):

diff -r 75fbffc72998 -r f9ee4d828eae lib/libukfs/ukfs.h
--- a/lib/libukfs/ukfs.h        Thu Jul 19 06:31:26 2012 +0000
+++ b/lib/libukfs/ukfs.h        Thu Jul 19 06:33:03 2012 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: ukfs.h,v 1.13 2009/12/03 14:23:49 pooka Exp $  */
+/*     $NetBSD: ukfs.h,v 1.14 2012/07/19 06:33:03 joerg Exp $  */
 
 /*
  * Copyright (c) 2007, 2008, 2009  Antti Kantee.  All Rights Reserved.
@@ -130,8 +130,9 @@
 
 #define UKFS_DEVICE_ARGVPROBE(part)                                    \
 do {                                                                   \
-       if (argc >= 3)                                                  \
-               if (ukfs_part_probe(argv[argc-2], part) == -1)  \
+       if (argc < 3)                                                   \
+               *part = NULL;                                           \
+       else if (ukfs_part_probe(argv[argc-2], part) == -1)             \
                        err(1, "ukfs_part_probe");                      \
 } while (/*CONSTCOND*/0)