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Diffstat (limited to 'net/ieee80211/ieee80211_crypt_ccmp.c')
-rw-r--r--net/ieee80211/ieee80211_crypt_ccmp.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/net/ieee80211/ieee80211_crypt_ccmp.c b/net/ieee80211/ieee80211_crypt_ccmp.c
index 3840d1911f2b..78b2d13e80e3 100644
--- a/net/ieee80211/ieee80211_crypt_ccmp.c
+++ b/net/ieee80211/ieee80211_crypt_ccmp.c
@@ -190,7 +190,8 @@ static void ccmp_init_blocks(struct crypto_tfm *tfm,
ieee80211_ccmp_aes_encrypt(tfm, b0, s0);
}
-static int ieee80211_ccmp_hdr(struct sk_buff *skb, int hdr_len, void *priv)
+static int ieee80211_ccmp_hdr(struct sk_buff *skb, int hdr_len,
+ u8 *aeskey, int keylen, void *priv)
{
struct ieee80211_ccmp_data *key = priv;
int i;
@@ -199,6 +200,9 @@ static int ieee80211_ccmp_hdr(struct sk_buff *skb, int hdr_len, void *priv)
if (skb_headroom(skb) < CCMP_HDR_LEN || skb->len < hdr_len)
return -1;
+ if (aeskey != NULL && keylen >= CCMP_TK_LEN)
+ memcpy(aeskey, key->key, CCMP_TK_LEN);
+
pos = skb_push(skb, CCMP_HDR_LEN);
memmove(pos, pos + CCMP_HDR_LEN, hdr_len);
pos += hdr_len;
@@ -238,7 +242,7 @@ static int ieee80211_ccmp_encrypt(struct sk_buff *skb, int hdr_len, void *priv)
return -1;
data_len = skb->len - hdr_len;
- len = ieee80211_ccmp_hdr(skb, hdr_len, priv);
+ len = ieee80211_ccmp_hdr(skb, hdr_len, NULL, 0, priv);
if (len < 0)
return -1;