git: DragonFly_RELEASE_2_4 installer: Small fix for the /dev/serno changes.

[Sascha Wildner]

commit 82a732753c477fc0bfc80166e28faf188bbdd294
Author: Sascha Wildner <saw at online.de>
Date:   Tue Sep 15 16:21:16 2009 +0200

    installer: Small fix for the /dev/serno changes.
    
    Protect against the case where a /dev/serno/ directory exists but
    the disk we want to install to doesn't have a node in it.

Summary of changes:
 usr.sbin/installer/libinstaller/survey.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

http://gitweb.dragonflybsd.org/dragonfly.git/commitdiff/82a732753c477fc0bfc80166e28faf188bbdd294


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