bridge: new mode flag to indicate mode 'undefined'

This patch adds mode BRIDGE_MODE_UNDEF for cases where mode is not needed.

Signed-off-by: Roopa Prabhu <roopa@cumulusnetworks.com>
Signed-off-by: Scott Feldman <sfeldma@gmail.com>
Signed-off-by: Jiri Pirko <jiri@resnulli.us>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/include/uapi/linux/if_bridge.h b/include/uapi/linux/if_bridge.h
index 296a556..05f0869 100644 (file)
--- a/include/uapi/linux/if_bridge.h
+++ b/include/uapi/linux/if_bridge.h
@@ -106,6 +106,7 @@ struct __fdb_entry {
 #define BRIDGE_MODE_VEB                0       /* Default loopback mode */
 #define BRIDGE_MODE_VEPA       1       /* 802.1Qbg defined VEPA mode */
 #define BRIDGE_MODE_SWDEV      2       /* Full switch device offload */
+#define BRIDGE_MODE_UNDEF      0xFFFF  /* mode undefined */
 
 /* Bridge management nested attributes
  * [IFLA_AF_SPEC] = {