mac80211: add const, remove unused function, make one function static

Signed-off-by: NHarvey Harrison <harvey.harrison@gmail.com>
Cc: "John W. Linville" <linville@tuxdriver.com>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NJohn W. Linville <linville@tuxdriver.com>

net/mac80211/michael.c

@@ -6,7 +6,6 @@
  * it under the terms of the GNU General Public License version 2 as
  * published by the Free Software Foundation.
  */
-
 #include <linux/types.h>
 #include <linux/bitops.h>
 #include <asm/unaligned.h>
@@ -28,7 +27,7 @@ static void michael_block(struct michael_mic_ctx *mctx, u32 val)
 }
 
 static void michael_mic_hdr(struct michael_mic_ctx *mctx,
-			    u8 *key, u8 *da, u8 *sa, u8 priority)
+			const u8 *key, const u8 *da, const u8 *sa, u8 priority)
 {
 	mctx->l = get_unaligned_le32(key);
 	mctx->r = get_unaligned_le32(key + 4);
@@ -44,8 +43,8 @@ static void michael_mic_hdr(struct michael_mic_ctx *mctx,
 	michael_block(mctx, priority);
 }
 
-void michael_mic(u8 *key, u8 *da, u8 *sa, u8 priority,
-		 u8 *data, size_t data_len, u8 *mic)
+void michael_mic(const u8 *key, const u8 *da, const u8 *sa, u8 priority,
+		 const u8 *data, size_t data_len, u8 *mic)
 {
 	u32 val;
 	size_t block, blocks, left;

net/mac80211/michael.h

@@ -18,7 +18,7 @@ struct michael_mic_ctx {
 	u32 l, r;
 };
 
-void michael_mic(u8 *key, u8 *da, u8 *sa, u8 priority,
-		 u8 *data, size_t data_len, u8 *mic);
+void michael_mic(const u8 *key, const u8 *da, const u8 *sa, u8 priority,
+		 const u8 *data, size_t data_len, u8 *mic);
 
 #endif /* MICHAEL_H */

net/mac80211/tkip.c

@@ -6,7 +6,6 @@
  * it under the terms of the GNU General Public License version 2 as
  * published by the Free Software Foundation.
  */
-
 #include <linux/kernel.h>
 #include <linux/bitops.h>
 #include <linux/types.h>
@@ -132,7 +131,7 @@ static void tkip_mixing_phase2(const u16 *p1k, const u8 *tk, u16 tsc_IV16,
 /* 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). */
-u8 * ieee80211_tkip_add_iv(u8 *pos, struct ieee80211_key *key,
+u8 *ieee80211_tkip_add_iv(u8 *pos, struct ieee80211_key *key,
 			   u8 iv0, u8 iv1, u8 iv2)
 {
 	*pos++ = iv0;
@@ -143,14 +142,7 @@ 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,
+static void ieee80211_tkip_gen_rc4key(struct ieee80211_key *key, u8 *ta,
 			       u8 *rc4key)
 {
 	/* Calculate per-packet key */

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);