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Date: Tue, 18 Aug 2009 22:56:41 -0400
From: Steven Rostedt <rostedt@goodmis.org>
Subject: [PATCH 07/14] kconfig: add check if end exists in extract-ikconfig
Content-Disposition: inline; filename=0007-kconfig-add-check-if-end-exists-in-extract-ikconfig.patch
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Cc: Ingo Molnar <mingo@elte.hu>, Andrew Morton <akpm@linux-foundation.org>, Thomas Gleixner <tglx@linutronix.de>, Peter Zijlstra <peterz@infradead.org>, Linus Torvalds <torvalds@linux-foundation.org>, Theodore Tso <tytso@mit.edu>, Arjan van de Ven <arjan@infradead.org>, Greg KH <greg@kroah.com>, "Luis R. Rodriguez" <mcgrof@gmail.com>, zippel@linux-m68k.org, linux-kbuild@vger.kernel.org, Sam Ravnborg <sam@ravnborg.org>, Jonathan Corbet <corbet@lwn.net>, Alan Jenkins <sourcejedi.lkml@googlemail.com>, Andi Kleen <andi@firstfloor.org>

From: Steven Rostedt <srostedt@redhat.com>

Both start and end should be tested for existence before continuing
to parse the config.gz file.

Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
---
 scripts/extract-ikconfig |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)

diff --git a/scripts/extract-ikconfig b/scripts/extract-ikconfig
index 72997c3..42d6bce 100755
--- a/scripts/extract-ikconfig
+++ b/scripts/extract-ikconfig
@@ -17,6 +17,10 @@ dump_config() {
 	return
     fi
     end=`$binoffset $file $IKCFG_ED 2>/dev/null`
+    [ "$?" != "0" ] && end="-1"
+    if [ "$end" -eq "-1" ]; then
+	return
+    fi
 
     start=`expr $start + 8`
     size=`expr $end - $start`
-- 
1.6.3.3

--