kconfig: add check if end exists in extract-ikconfig

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>

kconfig: add check if end exists in extract-ikconfig
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>
Steven Rostedt · Steven Rostedt
1 parent 744ffcbe86
Showing 1 changed file with 4 additions and 0 deletions Side-by-side Diff
scripts/extract-ikconfig
@@ -17,6 +17,10 @@
 	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 - $start`
...	...	@@ -17,6 +17,10 @@
17	17	return
18	18	fi
19	19	end=`$binoffset $file $IKCFG_ED 2>/dev/null`
	20	+ [ "$?" != "0" ] && end="-1"
	21	+ if [ "$end" -eq "-1" ]; then
	22	+ return
	23	+ fi
20	24
21	25	start=`expr $start + 8`
22	26	size=`expr $end - $start`