1 files changed, 4 insertions, 0 deletions

diff --git a/net/mac80211/mesh_hwmp.c b/net/mac80211/mesh_hwmp.c
index 35ad3983ae4b..daf9db3c8f24 100644
--- a/net/mac80211/mesh_hwmp.c
+++ b/net/mac80211/mesh_hwmp.c
@@ -572,6 +572,10 @@ static void hwmp_preq_frame_process(struct ieee80211_sub_if_data *sdata,
                 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)) {