diff options
| author | John W. Linville <linville@tuxdriver.com> | 2012-12-07 22:03:50 +0400 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2012-12-07 22:03:50 +0400 |
| commit | 8024dc191025d6b981563236df02da5c0db0854d (patch) | |
| tree | f42cd84995c804c3590c56616527f5399155060b /net/wireless/sme.c | |
| parent | fd3065b25b69ce345073bbd294a73343a608fd8b (diff) | |
| parent | 9e2ff36beae4bedbad2a69d458f9404f35fcb528 (diff) | |
| download | linux-8024dc191025d6b981563236df02da5c0db0854d.tar.xz | |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next into for-davem
Diffstat (limited to 'net/wireless/sme.c')
| -rw-r--r-- | net/wireless/sme.c | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/net/wireless/sme.c b/net/wireless/sme.c index c7490027237d..f2431e41a373 100644 --- a/net/wireless/sme.c +++ b/net/wireless/sme.c @@ -417,7 +417,7 @@ void __cfg80211_connect_result(struct net_device *dev, const u8 *bssid, struct cfg80211_bss *bss) { struct wireless_dev *wdev = dev->ieee80211_ptr; - u8 *country_ie; + const u8 *country_ie; #ifdef CONFIG_CFG80211_WEXT union iwreq_data wrqu; #endif @@ -501,7 +501,15 @@ void __cfg80211_connect_result(struct net_device *dev, const u8 *bssid, wdev->sme_state = CFG80211_SME_CONNECTED; cfg80211_upload_connect_keys(wdev); - country_ie = (u8 *) ieee80211_bss_get_ie(bss, WLAN_EID_COUNTRY); + rcu_read_lock(); + country_ie = ieee80211_bss_get_ie(bss, WLAN_EID_COUNTRY); + if (!country_ie) { + rcu_read_unlock(); + return; + } + + country_ie = kmemdup(country_ie, 2 + country_ie[1], GFP_ATOMIC); + rcu_read_unlock(); if (!country_ie) return; @@ -515,6 +523,7 @@ void __cfg80211_connect_result(struct net_device *dev, const u8 *bssid, bss->channel->band, country_ie + 2, country_ie[1]); + kfree(country_ie); } void cfg80211_connect_result(struct net_device *dev, const u8 *bssid, |