From c4c322941ce0d7e2b7b8794ad70683123d9cb26a Mon Sep 17 00:00:00 2001 From: Yuri Ershov Date: Tue, 29 Jun 2010 15:08:08 +0400 Subject: [PATCH] cfg80211: Update of regulatory request initiator handling In some cases there could be possible dereferencing freed pointer. The update is intended to avoid this issue. Signed-off-by: Yuri Ershov Signed-off-by: John W. Linville --- net/wireless/reg.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/net/wireless/reg.c b/net/wireless/reg.c index ec4e76f95044..f180db0de66c 100644 --- a/net/wireless/reg.c +++ b/net/wireless/reg.c @@ -1306,6 +1306,7 @@ static void reg_process_hint(struct regulatory_request *reg_request) { int r = 0; struct wiphy *wiphy = NULL; + enum nl80211_reg_initiator initiator = reg_request->initiator; BUG_ON(!reg_request->alpha2); @@ -1325,7 +1326,7 @@ static void reg_process_hint(struct regulatory_request *reg_request) /* This is required so that the orig_* parameters are saved */ if (r == -EALREADY && wiphy && wiphy->flags & WIPHY_FLAG_STRICT_REGULATORY) - wiphy_update_regulatory(wiphy, reg_request->initiator); + wiphy_update_regulatory(wiphy, initiator); out: mutex_unlock(®_mutex); mutex_unlock(&cfg80211_mutex); -- 2.30.2