kbuild: fix option processing for -I in headerdep

Uwe Kleine-König · sravnborg · commit 79ff807cf23f · 2009-04-11T08:18:07.000+02:00
-I takes an argument.  Without this change only a 1 is added to
@opt_include which is not helpful.

Signed-off-by: Uwe Kleine-König &lt;u.kleine-koenig@pengutronix.de&gt;
Acked-by: Vegard Nossum &lt;vegard.nossum@gmail.com&gt;
Signed-off-by: Sam Ravnborg &lt;sam@ravnborg.org&gt;
diff --git a/scripts/headerdep.pl b/scripts/headerdep.pl
@@ -19,7 +19,7 @@
 	version	=> \&version,
 
 	all	=> \$opt_all,
-	I	=> \@opt_include,
+	"I=s"	=> \@opt_include,
 	graph	=> \$opt_graph,
 );
 
