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authorChun-Yeow Yeoh <yeohchunyeow@gmail.com>2014-01-22 14:53:04 +0800
committerJohannes Berg <johannes.berg@intel.com>2014-02-04 21:48:15 +0100
commitc782bf8caae59a6cdd17ed1b99c126167dae49b2 (patch)
tree6d47061280c5f2602b27a5483a49c8cfedcb7f8e /net/mac80211/cfg.c
parent772f0389338cfcf96da1c178046dc7e1649ab554 (diff)
mac80211: fix the increment of mesh precedence value
The mesh precedence value in ieee80211_channel_switch should be incremented or set to 1 only if this is the initiator of mesh channel switch. For non-initiator, the precedence value has updated using the Mesh Channel Switch Parameters element. Fix this. Signed-off-by: Chun-Yeow Yeoh <yeohchunyeow@gmail.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/mac80211/cfg.c')
-rw-r--r--net/mac80211/cfg.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
index 032081c4cc6..e948b382cd4 100644
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -3207,13 +3207,13 @@ int ieee80211_channel_switch(struct wiphy *wiphy, struct net_device *dev,
params->chandef.chan->band)
return -EINVAL;
- if (!ifmsh->pre_value)
- ifmsh->pre_value = 1;
- else
- ifmsh->pre_value++;
-
- if (ifmsh->csa_role == IEEE80211_MESH_CSA_ROLE_NONE)
+ if (ifmsh->csa_role == IEEE80211_MESH_CSA_ROLE_NONE) {
ifmsh->csa_role = IEEE80211_MESH_CSA_ROLE_INIT;
+ if (!ifmsh->pre_value)
+ ifmsh->pre_value = 1;
+ else
+ ifmsh->pre_value++;
+ }
/* see comments in the NL80211_IFTYPE_AP block */
if (params->count > 1) {