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authorArik Nemtsov <arik@wizery.com>2012-06-06 11:25:02 +0300
committerJohannes Berg <johannes.berg@intel.com>2012-06-18 19:18:53 +0200
commit04800ada2acc3a9ffc754c1d73576cef326f3311 (patch)
treec3b298de7409ec82b19d206c66d84558c09637d6 /net/mac80211/util.c
parent58886a9011f8eae705b9f585ec6c80b34f3c4e6c (diff)
mac80211: stop Rx during HW reconfig
While HW reconfig is in progress, drop all incoming Rx. This prevents incoming packets from changing the internal state of the driver or calling callbacks of the low level driver while it is in inconsistent state. Signed-off-by: Arik Nemtsov <arik@wizery.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/mac80211/util.c')
-rw-r--r--net/mac80211/util.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/net/mac80211/util.c b/net/mac80211/util.c
index 1df4019f294..242ecde381f 100644
--- a/net/mac80211/util.c
+++ b/net/mac80211/util.c
@@ -1411,6 +1411,9 @@ int ieee80211_reconfig(struct ieee80211_local *local)
if (ieee80211_sdata_running(sdata))
ieee80211_enable_keys(sdata);
+ local->in_reconfig = false;
+ barrier();
+
wake_up:
/*
* Clear the WLAN_STA_BLOCK_BA flag so new aggregation