tkip_S had an opencoded bswab16
make static void ieee80211_tkip_gen_rc4key static
remove the unused ieee80211_tkip_gen_phase1key
Signed-off-by: Harvey Harrison <harvey.harrison@xxxxxxxxx>
---
net/mac80211/tkip.c | 22 ++++------------------
net/mac80211/tkip.h | 4 ----
2 files changed, 4 insertions(+), 22 deletions(-)
diff --git a/net/mac80211/tkip.c b/net/mac80211/tkip.c
index 3abe194..d08a6d8 100644
--- a/net/mac80211/tkip.c
+++ b/net/mac80211/tkip.c
@@ -10,8 +10,8 @@
#include <linux/kernel.h>
#include <linux/types.h>
#include <linux/netdevice.h>
-
#include <net/mac80211.h>
+
#include "ieee80211_key.h"
#include "tkip.h"
#include "wep.h"
@@ -98,15 +98,11 @@ static inline u16 RotR1(u16 v)
}
-static inline u16 tkip_S(u16 val)
+static u16 tkip_S(u16 val)
{
- u16 a = tkip_sbox[Hi8(val)];
-
- return tkip_sbox[Lo8(val)] ^ Hi8(a) ^ (Lo8(a) << 8);
+ return tkip_sbox[val & 0xff] ^ __swab16(tkip_sbox[val >> 8]);
}
-
-
/* P1K := Phase1(TA, TK, TSC)
* TA = transmitter address (48 bits)
* TK = dot11DefaultKeyValue or dot11KeyMappingValue (128 bits)
@@ -190,15 +186,7 @@ u8 * ieee80211_tkip_add_iv(u8 *pos, struct ieee80211_key *key,
return pos;
}
-
-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,
+static void ieee80211_tkip_gen_rc4key(struct ieee80211_key *key, u8 *ta,
u8 *rc4key)
{
/* Calculate per-packet key */
@@ -345,5 +333,3 @@ int ieee80211_tkip_decrypt_data(struct crypto_blkcipher *tfm,
return res;
}
-
-
diff --git a/net/mac80211/tkip.h b/net/mac80211/tkip.h
index 73d8ef2..944d5fa 100644
--- a/net/mac80211/tkip.h
+++ b/net/mac80211/tkip.h
@@ -15,10 +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,
struct ieee80211_key *key,
u8 *pos, size_t payload_len, u8 *ta);
--
1.5.4.GIT
--
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