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mac80211: Only process mesh PREPs with equal seq number if metric is better. 

This fixes routing loops in PREP propagation and is in accordance with Draft
11, Section: 11C.9.8.4.

Signed-off-by: Fabrice Deyber <fabricedeyber@agilemesh.com>
Signed-off-by: Javier Cardona <javier@cozybit.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
hifive-unleashed-5.1
Fabrice Deyber 2011-05-06 15:11:51 -07:00 committed by John W. Linville
parent fd5999cf11
commit 9b76b1e4d3
1 changed files with 0 additions and 1 deletions
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net/mac80211/mesh_hwmp.c
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@ -391,7 +391,6 @@ static u32 hwmp_route_info_get(struct ieee80211_sub_if_data *sdata,
(mpath->flags & MESH_PATH_SN_VALID)) {
if (SN_GT(mpath->sn, orig_sn) ||
(mpath->sn == orig_sn &&
action == MPATH_PREQ &&
new_metric >= mpath->metric)) {
process = false;
fresh_info = false;