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authorJohannes Berg <johannes.berg@intel.com>2014-09-10 13:39:54 +0300
committerJohannes Berg <johannes.berg@intel.com>2014-09-11 12:07:18 +0200
commitb47f610bd6e88f9d1032132d81b23c928a645e9d (patch)
treeb56c9e36f4748850cd1def47a92adbcda9d97c9f /net/wireless/ibss.c
parentb1e9be8775b85d761cdb91386200a04d741f6a0d (diff)
downloadlinux-b47f610bd6e88f9d1032132d81b23c928a645e9d.tar.bz2
cfg80211: clear connect keys when freeing them
When freeing the connect keys, clear the memory to avoid having the key material stick around in memory "forever". Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/wireless/ibss.c')
-rw-r--r--net/wireless/ibss.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/net/wireless/ibss.c b/net/wireless/ibss.c
index 8f345da3ea5f..e24fc585c883 100644
--- a/net/wireless/ibss.c
+++ b/net/wireless/ibss.c
@@ -115,7 +115,7 @@ static int __cfg80211_join_ibss(struct cfg80211_registered_device *rdev,
}
if (WARN_ON(wdev->connect_keys))
- kfree(wdev->connect_keys);
+ kzfree(wdev->connect_keys);
wdev->connect_keys = connkeys;
wdev->ibss_fixed = params->channel_fixed;
@@ -161,7 +161,7 @@ static void __cfg80211_clear_ibss(struct net_device *dev, bool nowext)
ASSERT_WDEV_LOCK(wdev);
- kfree(wdev->connect_keys);
+ kzfree(wdev->connect_keys);
wdev->connect_keys = NULL;
rdev_set_qos_map(rdev, dev, NULL);