From d0833a6a2dbc169aba3abcc0904e5aea348bb4d3 Mon Sep 17 00:00:00 2001 From: Andriy Tkachuk Date: Tue, 2 Feb 2010 15:58:53 +0200 Subject: [PATCH] lib80211: Cosmetics - make room for MIC/CRC near the actual calculation Signed-off-by: Andriy V. Tkachuk Signed-off-by: John W. Linville --- net/wireless/lib80211_crypt_ccmp.c | 2 +- net/wireless/lib80211_crypt_tkip.c | 3 +-- 2 files changed, 2 insertions(+), 3 deletions(-) diff --git a/net/wireless/lib80211_crypt_ccmp.c b/net/wireless/lib80211_crypt_ccmp.c index 2301dc1..b7fa31d 100644 --- a/net/wireless/lib80211_crypt_ccmp.c +++ b/net/wireless/lib80211_crypt_ccmp.c @@ -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]; diff --git a/net/wireless/lib80211_crypt_tkip.c b/net/wireless/lib80211_crypt_tkip.c index c362873..c6a3cae 100644 --- a/net/wireless/lib80211_crypt_tkip.c +++ b/net/wireless/lib80211_crypt_tkip.c @@ -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; -- 2.7.4