common/parsing_helpers.h: Allow redefine of VLAN_MAX_DEPTH

netoptimizer · netoptimizer · commit d14308b1b3a7 · 2019-08-20T17:00:07.000+02:00
Signed-off-by: Jesper Dangaard Brouer &lt;brouer@redhat.com&gt;
diff --git a/common/parsing_helpers.h b/common/parsing_helpers.h
@@ -54,7 +54,10 @@ struct icmphdr_common {
 	__sum16		cksum;
 };
 
-#define VLAN_MAX_DEPTH 5
+/* Allow users of header file to redefine VLAN max depth */
+#ifndef VLAN_MAX_DEPTH
+#define VLAN_MAX_DEPTH 2
+#endif
 
 static __always_inline int proto_is_vlan(__u16 h_proto)
 {
