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lib80211: Cosmetics - make room for MIC/CRC near the actual calculation 

Signed-off-by: Andriy V. Tkachuk <andrit@ukr.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Andriy Tkachuk 2010-02-02 15:58:53 +02:00 committed by John W. Linville
parent ab5132a262
commit d0833a6a2d
2 changed files with 2 additions and 3 deletions
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2
net/wireless/lib80211_crypt_ccmp.c
View File

@ -237,7 +237,6 @@ static int lib80211_ccmp_encrypt(struct sk_buff *skb, int hdr_len, void *priv)
return -1;
pos = skb->data + hdr_len + CCMP_HDR_LEN;
mic = skb_put(skb, CCMP_MIC_LEN);
hdr = (struct ieee80211_hdr *)skb->data;
ccmp_init_blocks(key->tfm, hdr, key->tx_pn, data_len, b0, b, s0);
@ -257,6 +256,7 @@ static int lib80211_ccmp_encrypt(struct sk_buff *skb, int hdr_len, void *priv)
pos += len;
}
mic = skb_put(skb, CCMP_MIC_LEN);
for (i = 0; i < CCMP_MIC_LEN; i++)
mic[i] = b[i] ^ s0[i];

3
net/wireless/lib80211_crypt_tkip.c
View File

@ -384,9 +384,8 @@ static int lib80211_tkip_encrypt(struct sk_buff *skb, int hdr_len, void *priv)
if ((lib80211_tkip_hdr(skb, hdr_len, rc4key, 16, priv)) < 0)
return -1;
icv = skb_put(skb, 4);
crc = ~crc32_le(~0, pos, len);
icv = skb_put(skb, 4);
icv[0] = crc;
icv[1] = crc >> 8;
icv[2] = crc >> 16;