ath9k: Remove unused key xoring

This is not used anywhere in ath9k and is just making the code more
confusing.

Signed-off-by: Jouni Malinen <jouni.malinen@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 6 insertions, 9 deletions

diff --git a/drivers/net/wireless/ath9k/hw.c b/drivers/net/wireless/ath9k/hw.c
index 5672f43e58e2..c8929edfe9d6 100644
--- a/drivers/net/wireless/ath9k/hw.c
+++ b/drivers/net/wireless/ath9k/hw.c
@@ -2415,14 +2415,11 @@ bool ath9k_hw_keysetmac(struct ath_hw *ah, u16 entry, const u8 *mac)
 
 bool ath9k_hw_set_keycache_entry(struct ath_hw *ah, u16 entry,
                                  const struct ath9k_keyval *k,
-                                 const u8 *mac, int xorKey)
+                                 const u8 *mac)
 {
         const struct ath9k_hw_capabilities *pCap = &ah->caps;
         u32 key0, key1, key2, key3, key4;
         u32 keyType;
-        u32 xorMask = xorKey ?
-                (ATH9K_KEY_XOR << 24 | ATH9K_KEY_XOR << 16 | ATH9K_KEY_XOR << 8
-                 | ATH9K_KEY_XOR) : 0;
 
         if (entry >= pCap->keycache_size) {
                 DPRINTF(ah->ah_sc, ATH_DBG_KEYCACHE,
@@ -2474,11 +2471,11 @@ bool ath9k_hw_set_keycache_entry(struct ath_hw *ah, u16 entry,
                 return false;
         }
 
-        key0 = get_unaligned_le32(k->kv_val + 0) ^ xorMask;
-        key1 = (get_unaligned_le16(k->kv_val + 4) ^ xorMask) & 0xffff;
-        key2 = get_unaligned_le32(k->kv_val + 6) ^ xorMask;
-        key3 = (get_unaligned_le16(k->kv_val + 10) ^ xorMask) & 0xffff;
-        key4 = get_unaligned_le32(k->kv_val + 12) ^ xorMask;
+        key0 = get_unaligned_le32(k->kv_val + 0);
+        key1 = get_unaligned_le16(k->kv_val + 4);
+        key2 = get_unaligned_le32(k->kv_val + 6);
+        key3 = get_unaligned_le16(k->kv_val + 10);
+        key4 = get_unaligned_le32(k->kv_val + 12);
         if (k->kv_len <= LEN_WEP104)
                 key4 &= 0xff;