diff options
Diffstat (limited to 'package/kernel/mac80211/patches/383-mac80211-mesh-fix-HWMP-sequence-numbering-to-follow-.patch')
| -rw-r--r-- | package/kernel/mac80211/patches/383-mac80211-mesh-fix-HWMP-sequence-numbering-to-follow-.patch | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/package/kernel/mac80211/patches/383-mac80211-mesh-fix-HWMP-sequence-numbering-to-follow-.patch b/package/kernel/mac80211/patches/383-mac80211-mesh-fix-HWMP-sequence-numbering-to-follow-.patch new file mode 100644 index 0000000000..e7b279af55 --- /dev/null +++ b/package/kernel/mac80211/patches/383-mac80211-mesh-fix-HWMP-sequence-numbering-to-follow-.patch @@ -0,0 +1,28 @@ +From: Yuan-Chi Pang <fu3mo6goo@gmail.com> +Date: Wed, 29 Aug 2018 09:30:08 +0800 +Subject: [PATCH] mac80211: mesh: fix HWMP sequence numbering to follow + standard + +IEEE 802.11-2016 14.10.8.3 HWMP sequence numbering says: +If it is a target mesh STA, it shall update its own HWMP SN to +maximum (current HWMP SN, target HWMP SN in the PREQ element) + 1 +immediately before it generates a PREP element in response to a +PREQ element. + +Signed-off-by: Yuan-Chi Pang <fu3mo6goo@gmail.com> +Signed-off-by: Johannes Berg <johannes.berg@intel.com> +--- + +--- a/net/mac80211/mesh_hwmp.c ++++ b/net/mac80211/mesh_hwmp.c +@@ -572,6 +572,10 @@ static void hwmp_preq_frame_process(stru + forward = false; + reply = true; + target_metric = 0; ++ ++ if (SN_GT(target_sn, ifmsh->sn)) ++ ifmsh->sn = target_sn; ++ + if (time_after(jiffies, ifmsh->last_sn_update + + net_traversal_jiffies(sdata)) || + time_before(jiffies, ifmsh->last_sn_update)) { |