This follows the new 802.11s/D2.0 draft. Signed-off-by: Luis Carlos Cobo <luisca@xxxxxxxxxxx> --- include/linux/ieee80211.h | 2 +- net/mac80211/ieee80211_i.h | 2 +- net/mac80211/mesh.c | 17 +++++------------ net/mac80211/mesh.h | 2 +- 4 files changed, 8 insertions(+), 15 deletions(-) diff --git a/include/linux/ieee80211.h b/include/linux/ieee80211.h index f27d11a..c840bd1 100644 --- a/include/linux/ieee80211.h +++ b/include/linux/ieee80211.h @@ -113,7 +113,7 @@ struct ieee80211_hdr { struct ieee80211s_hdr { u8 flags; u8 ttl; - u8 seqnum[3]; + __le32 seqnum; u8 eaddr1[6]; u8 eaddr2[6]; u8 eaddr3[6]; diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h index 8e53ce7..c7314bf 100644 --- a/net/mac80211/ieee80211_i.h +++ b/net/mac80211/ieee80211_i.h @@ -354,7 +354,7 @@ struct ieee80211_if_sta { int preq_queue_len; struct mesh_stats mshstats; struct mesh_config mshcfg; - u8 mesh_seqnum[3]; + u32 mesh_seqnum; bool accepting_plinks; #endif u16 aid; diff --git a/net/mac80211/mesh.c b/net/mac80211/mesh.c index 594a335..f76bc26 100644 --- a/net/mac80211/mesh.c +++ b/net/mac80211/mesh.c @@ -8,6 +8,7 @@ * published by the Free Software Foundation. */ +#include <asm/unaligned.h> #include "ieee80211_i.h" #include "mesh.h" @@ -167,8 +168,8 @@ int mesh_rmc_check(u8 *sa, struct ieee80211s_hdr *mesh_hdr, struct rmc_entry *p, *n; /* Don't care about endianness since only match matters */ - memcpy(&seqnum, mesh_hdr->seqnum, sizeof(mesh_hdr->seqnum)); - idx = mesh_hdr->seqnum[0] & rmc->idx_mask; + memcpy(&seqnum, &mesh_hdr->seqnum, sizeof(mesh_hdr->seqnum)); + idx = le32_to_cpu(mesh_hdr->seqnum) & rmc->idx_mask; list_for_each_entry_safe(p, n, &rmc->bucket[idx].list, list) { ++entries; if (time_after(jiffies, p->exp_time) || @@ -393,16 +394,8 @@ int ieee80211_new_mesh_header(struct ieee80211s_hdr *meshhdr, { meshhdr->flags = 0; meshhdr->ttl = sdata->u.sta.mshcfg.dot11MeshTTL; - - meshhdr->seqnum[0] = sdata->u.sta.mesh_seqnum[0]++; - meshhdr->seqnum[1] = sdata->u.sta.mesh_seqnum[1]; - meshhdr->seqnum[2] = sdata->u.sta.mesh_seqnum[2]; - - if (sdata->u.sta.mesh_seqnum[0] == 0) { - sdata->u.sta.mesh_seqnum[1]++; - if (sdata->u.sta.mesh_seqnum[1] == 0) - sdata->u.sta.mesh_seqnum[2]++; - } + put_unaligned(cpu_to_le32(sdata->u.sta.mesh_seqnum), &meshhdr->seqnum); + sdata->u.sta.mesh_seqnum++; return 5; } diff --git a/net/mac80211/mesh.h b/net/mac80211/mesh.h index 742003d..9f8cb76 100644 --- a/net/mac80211/mesh.h +++ b/net/mac80211/mesh.h @@ -139,7 +139,7 @@ struct rmc_entry { struct mesh_rmc { struct rmc_entry bucket[RMC_BUCKETS]; - u8 idx_mask; + u32 idx_mask; }; -- 1.5.4.3 -- To unsubscribe from this list: send the line "unsubscribe linux-wireless" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html