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-rw-r--r--net/batman-adv/packet.h21
1 files changed, 15 insertions, 6 deletions
diff --git a/net/batman-adv/packet.h b/net/batman-adv/packet.h
index 2d23a14c220e..b5f67a2687b1 100644
--- a/net/batman-adv/packet.h
+++ b/net/batman-adv/packet.h
@@ -106,13 +106,16 @@ struct batadv_bla_claim_dst {
uint8_t magic[3]; /* FF:43:05 */
uint8_t type; /* bla_claimframe */
__be16 group; /* group id */
-} __packed;
+};
struct batadv_header {
uint8_t packet_type;
uint8_t version; /* batman version field */
uint8_t ttl;
-} __packed;
+ /* the parent struct has to add a byte after the header to make
+ * everything 4 bytes aligned again
+ */
+};
struct batadv_ogm_packet {
struct batadv_header header;
@@ -137,7 +140,7 @@ struct batadv_icmp_packet {
__be16 seqno;
uint8_t uid;
uint8_t reserved;
-} __packed;
+};
#define BATADV_RR_LEN 16
@@ -153,13 +156,16 @@ struct batadv_icmp_packet_rr {
uint8_t uid;
uint8_t rr_cur;
uint8_t rr[BATADV_RR_LEN][ETH_ALEN];
-} __packed;
+};
struct batadv_unicast_packet {
struct batadv_header header;
uint8_t ttvn; /* destination translation table version number */
uint8_t dest[ETH_ALEN];
-} __packed;
+ /* "4 bytes boundary + 2 bytes" long to make the payload after the
+ * following ethernet header again 4 bytes boundary aligned
+ */
+};
struct batadv_unicast_frag_packet {
struct batadv_header header;
@@ -176,6 +182,9 @@ struct batadv_bcast_packet {
uint8_t reserved;
__be32 seqno;
uint8_t orig[ETH_ALEN];
+ /* "4 bytes boundary + 2 bytes" long to make the payload after the
+ * following ethernet header again 4 bytes boundary aligned
+ */
} __packed;
struct batadv_vis_packet {
@@ -187,7 +196,7 @@ struct batadv_vis_packet {
uint8_t vis_orig[ETH_ALEN]; /* originator reporting its neighbors */
uint8_t target_orig[ETH_ALEN]; /* who should receive this packet */
uint8_t sender_orig[ETH_ALEN]; /* who sent or forwarded this packet */
-} __packed;
+};
struct batadv_tt_query_packet {
struct batadv_header header;