[PATCH-mm 2/5] mac80211: tkip.c remove unused function, removesome extra lines

[Harvey Harrison]

Preparation for move to a tkip context struct.

Signed-off-by: Harvey Harrison <harvey.harrison@xxxxxxxxx>
---
 net/mac80211/tkip.c |   24 ++++--------------------
 net/mac80211/tkip.h |    2 --
 2 files changed, 4 insertions(+), 22 deletions(-)

diff --git a/net/mac80211/tkip.c b/net/mac80211/tkip.c
index 1c5a46a..f5815ac 100644
--- a/net/mac80211/tkip.c
+++ b/net/mac80211/tkip.c
@@ -18,15 +18,12 @@
 #include "tkip.h"
 #include "wep.h"
 
-
-/* TKIP key mixing functions */
-
-
 #define PHASE1_LOOP_COUNT 8
 
-
-/* 2-byte by 2-byte subset of the full AES S-box table; second part of this
- * table is identical to first part but byte-swapped */
+/*
+ * 2-byte by 2-byte subset of the full AES S-box table; second part of this
+ * table is identical to first part but byte-swapped
+ */
 static const u16 tkip_sbox[256] =
 {
 	0xC6A5, 0xF884, 0xEE99, 0xF68D, 0xFF0D, 0xD6BD, 0xDEB1, 0x9154,
@@ -95,7 +92,6 @@ static void tkip_mixing_phase1(const u8 *ta, const u8 *tk, u32 tsc_IV32,
 	}
 }
 
-
 static void tkip_mixing_phase2(const u16 *p1k, const u8 *tk, u16 tsc_IV16,
 			       u8 *rc4key)
 {
@@ -132,7 +128,6 @@ static void tkip_mixing_phase2(const u16 *p1k, const u8 *tk, u16 tsc_IV16,
 		put_unaligned_le16(ppk[i], rc4key + i);
 }
 
-
 /* Add TKIP IV and Ext. IV at @pos. @iv0, @iv1, and @iv2 are the first octets
  * of the IV. Returns pointer to the octet following IVs (i.e., beginning of
  * the packet payload). */
@@ -147,14 +142,6 @@ u8 * ieee80211_tkip_add_iv(u8 *pos, struct ieee80211_key *key,
 	return pos + 4;
 }
 
-
-void ieee80211_tkip_gen_phase1key(struct ieee80211_key *key, u8 *ta,
-				  u16 *phase1key)
-{
-	tkip_mixing_phase1(ta, &key->conf.key[ALG_TKIP_TEMP_ENCR_KEY],
-			   key->u.tkip.iv32, phase1key);
-}
-
 void ieee80211_tkip_gen_rc4key(struct ieee80211_key *key, u8 *ta,
 			       u8 *rc4key)
 {
@@ -237,7 +224,6 @@ void ieee80211_tkip_encrypt_data(struct crypto_blkcipher *tfm,
 	ieee80211_wep_encrypt_data(tfm, rc4key, 16, pos, payload_len);
 }
 
-
 /* Decrypt packet payload with TKIP using @key. @pos is a pointer to the
  * beginning of the buffer containing IEEE 802.11 header payload, i.e.,
  * including IV, Ext. IV, real data, Michael MIC, ICV. @payload_len is the
@@ -365,5 +351,3 @@ int ieee80211_tkip_decrypt_data(struct crypto_blkcipher *tfm,
 
 	return res;
 }
-
-
diff --git a/net/mac80211/tkip.h b/net/mac80211/tkip.h
index b7c2ee7..c9ac2f4 100644
--- a/net/mac80211/tkip.h
+++ b/net/mac80211/tkip.h
@@ -15,8 +15,6 @@
 
 u8 * ieee80211_tkip_add_iv(u8 *pos, struct ieee80211_key *key,
 			   u8 iv0, u8 iv1, u8 iv2);
-void ieee80211_tkip_gen_phase1key(struct ieee80211_key *key, u8 *ta,
-				  u16 *phase1key);
 void ieee80211_tkip_gen_rc4key(struct ieee80211_key *key, u8 *ta,
 			       u8 *rc4key);
 void ieee80211_tkip_encrypt_data(struct crypto_blkcipher *tfm,
-- 
1.5.5.144.g3e42


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