[PATCH 07/15] kconfig: add check if end exists in extract-ikconfig

[Steven Rostedt]

From: Steven Rostedt <srostedt@xxxxxxxxxx>

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

Signed-off-by: Steven Rostedt <rostedt@xxxxxxxxxxx>
---
 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

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