diff options
| author | Johannes Berg <johannes@sipsolutions.net> | 2010-05-05 11:44:02 +0400 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2010-05-07 22:55:49 +0400 |
| commit | ac8dd506e40ee2c7fcc61654a44c32555a0a8d6c (patch) | |
| tree | d0c673f9002d453af211a3fc25705ed3f8ab219d | |
| parent | bac6fafd4d6a0af26aeb37277a39607f7ce0be77 (diff) | |
| download | linux-ac8dd506e40ee2c7fcc61654a44c32555a0a8d6c.tar.xz | |
mac80211: fix BSS info reconfiguration
When reconfiguring an interface due to a previous
hardware restart, mac80211 will currently include
the new IBSS flag on non-IBSS interfaces which may
confuse drivers.
Instead of doing the ~0 trick, simply spell out
which things are going to be reconfigured.
Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
| -rw-r--r-- | include/net/mac80211.h | 2 | ||||
| -rw-r--r-- | net/mac80211/util.c | 25 |
2 files changed, 22 insertions, 5 deletions
diff --git a/include/net/mac80211.h b/include/net/mac80211.h index 00502b1a9e38..0528615ac827 100644 --- a/include/net/mac80211.h +++ b/include/net/mac80211.h @@ -160,6 +160,8 @@ enum ieee80211_bss_change { BSS_CHANGED_BEACON_ENABLED = 1<<9, BSS_CHANGED_CQM = 1<<10, BSS_CHANGED_IBSS = 1<<11, + + /* when adding here, make sure to change ieee80211_reconfig */ }; /** diff --git a/net/mac80211/util.c b/net/mac80211/util.c index 2b75b4fb68f4..5b79d552780a 100644 --- a/net/mac80211/util.c +++ b/net/mac80211/util.c @@ -1160,18 +1160,33 @@ int ieee80211_reconfig(struct ieee80211_local *local) /* Finally also reconfigure all the BSS information */ list_for_each_entry(sdata, &local->interfaces, list) { - u32 changed = ~0; + u32 changed; + if (!ieee80211_sdata_running(sdata)) continue; + + /* common change flags for all interface types */ + changed = BSS_CHANGED_ERP_CTS_PROT | + BSS_CHANGED_ERP_PREAMBLE | + BSS_CHANGED_ERP_SLOT | + BSS_CHANGED_HT | + BSS_CHANGED_BASIC_RATES | + BSS_CHANGED_BEACON_INT | + BSS_CHANGED_BSSID | + BSS_CHANGED_CQM; + switch (sdata->vif.type) { case NL80211_IFTYPE_STATION: - /* disable beacon change bits */ - changed &= ~(BSS_CHANGED_BEACON | - BSS_CHANGED_BEACON_ENABLED); - /* fall through */ + changed |= BSS_CHANGED_ASSOC; + ieee80211_bss_info_change_notify(sdata, changed); + break; case NL80211_IFTYPE_ADHOC: + changed |= BSS_CHANGED_IBSS; + /* fall through */ case NL80211_IFTYPE_AP: case NL80211_IFTYPE_MESH_POINT: + changed |= BSS_CHANGED_BEACON | + BSS_CHANGED_BEACON_ENABLED; ieee80211_bss_info_change_notify(sdata, changed); break; case NL80211_IFTYPE_WDS: |