[ 20/42] mac80211: fix error in station state transitions during reconfig
From: Greg KH <gregkh@linuxfoundation.org>
Date: 2012-06-15 00:06:16
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From: Greg KH <gregkh@linuxfoundation.org>
Date: 2012-06-15 00:06:16
Also in:
lkml
3.4-stable review patch. If anyone has any objections, please let me know. ------------------ From: Meenakshi Venkataraman <redacted> commit bd34ab62a3297bd7685da11b0cbe05ae4cd8b02c upstream. As part of hardware reconfig mac80211 tries to restore the station state to its values before the hardware reconfig, but it only goes to the last-state - 1. Fix this off-by-one error. Signed-off-by: Meenakshi Venkataraman <redacted> Reviewed-by: Emmanuel Grumbach <redacted> Signed-off-by: Johannes Berg <redacted> Signed-off-by: John W. Linville <redacted> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> --- net/mac80211/util.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/net/mac80211/util.c
+++ b/net/mac80211/util.c@@ -1224,7 +1224,7 @@ int ieee80211_reconfig(struct ieee80211_ enum ieee80211_sta_state state; for (state = IEEE80211_STA_NOTEXIST; - state < sta->sta_state - 1; state++) + state < sta->sta_state; state++) WARN_ON(drv_sta_state(local, sta->sdata, sta, state, state + 1)); }