From: Johannes Berg <johannes.b...@intel.com>
When freeing the key, clear the memory to avoid having the
key material stick around in memory "forever".
Signed-off-by: Johannes Berg <johannes.b...@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumb...@intel.com>
---
net/mac80211/key.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/net/mac80211/key.c b/net/mac80211/key.c
index f320a04..4712150 100644
--- a/net/mac80211/key.c
+++ b/net/mac80211/key.c
@@ -422,7 +422,7 @@ static void ieee80211_key_free_common(struct ieee80211_key
*key)
ieee80211_aes_key_free(key->u.ccmp.tfm);
if (key->conf.cipher == WLAN_CIPHER_SUITE_AES_CMAC)
ieee80211_aes_cmac_key_free(key->u.aes_cmac.tfm);
- kfree(key);
+ kzfree(key);
}
static void __ieee80211_key_destroy(struct ieee80211_key *key,
--
1.9.1
--
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