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>
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 @@
 		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 @@
 		pos += len;
 	}
 
+	mic = skb_put(skb, CCMP_MIC_LEN);
 	for (i = 0; i < CCMP_MIC_LEN; i++)
 		mic[i] = b[i] ^ s0[i];