From 7a6d9076595b2acc164d6f057f609c96c359ea08 Mon Sep 17 00:00:00 2001
From: David Kalnischkies <kalnischkies@gmail.com>
Date: Sat, 9 Jun 2012 22:55:51 +0200
Subject: fix segfault with empty LongOpt in --no-* branch

---
 apt-pkg/contrib/cmndline.cc | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'apt-pkg')

diff --git a/apt-pkg/contrib/cmndline.cc b/apt-pkg/contrib/cmndline.cc
index b8c7f7984..75d02cad4 100644
--- a/apt-pkg/contrib/cmndline.cc
+++ b/apt-pkg/contrib/cmndline.cc
@@ -106,7 +106,8 @@ bool CommandLine::Parse(int argc,const char **argv)
 	 Opt++;
 	 
 	 for (A = ArgList; A->end() == false &&
-	      stringcasecmp(Opt,OptEnd,A->LongOpt) != 0; A++);
+	      (A->LongOpt == 0 || stringcasecmp(Opt,OptEnd,A->LongOpt) != 0);
+	      ++A);
 
 	 // Failed again..
 	 if (A->end() == true && OptEnd - Opt != 1)
-- 
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