batman-adv: reorder batadv_iv_flags

The vis flag is not needed anymore, and since we do a compat bump we
can start with the first bit again

Signed-off-by: Simon Wunderlich <siwu@hrz.tu-chemnitz.de>
Signed-off-by: Marek Lindner <lindner_marek@yahoo.de>
Signed-off-by: Antonio Quartulli <antonio@meshcoding.com>

diff --git a/net/batman-adv/packet.h b/net/batman-adv/packet.h
index 4e5fe7d0dcbe2054cfe536e53eb68f292a250741..4361bae6186a3fa5a840a93af53f38e3bebfb2ab 100644 (file)
--- a/net/batman-adv/packet.h
+++ b/net/batman-adv/packet.h
@@ -67,10 +67,19 @@ enum batadv_subtype {
 /* this file is included by batctl which needs these defines */
 #define BATADV_COMPAT_VERSION 15
 
+/**
+ * enum batadv_iv_flags - flags used in B.A.T.M.A.N. IV OGM packets
+ * @BATADV_NOT_BEST_NEXT_HOP: flag is set when ogm packet is forwarded and was
+ *     previously received from someone else than the best neighbor.
+ * @BATADV_PRIMARIES_FIRST_HOP: flag is set when the primary interface address
+ *     is used, and the packet travels its first hop.
+ * @BATADV_DIRECTLINK: flag is for the first hop or if rebroadcasted from a
+ *     one hop neighbor on the interface where it was originally received.
+ */
 enum batadv_iv_flags {
-       BATADV_NOT_BEST_NEXT_HOP   = BIT(3),
-       BATADV_PRIMARIES_FIRST_HOP = BIT(4),
-       BATADV_DIRECTLINK          = BIT(6),
+       BATADV_NOT_BEST_NEXT_HOP   = BIT(0),
+       BATADV_PRIMARIES_FIRST_HOP = BIT(1),
+       BATADV_DIRECTLINK          = BIT(2),
 };
 
 /* ICMP message types */
@@ -164,11 +173,12 @@ struct batadv_header {
 /**
  * struct batadv_ogm_packet - ogm (routing protocol) packet
  * @header: common batman packet header
+ * @flags: contains routing relevant flags - see enum batadv_iv_flags
  * @tvlv_len: length of tvlv data following the ogm header
  */
 struct batadv_ogm_packet {
        struct batadv_header header;
-       uint8_t  flags;    /* 0x40: DIRECTLINK flag ... */
+       uint8_t  flags;
        __be32   seqno;
        uint8_t  orig[ETH_ALEN];
        uint8_t  prev_sender[ETH_ALEN];