ath5k: remove temporary low_id and high_id vars on ath5k_hw_set_associd()

Signed-off-by: Luis R. Rodriguez <lrodriguez@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

drivers/net/wireless/ath/ath5k/pcu.c

@@ -282,7 +282,6 @@ int ath5k_hw_set_lladdr(struct ath5k_hw *ah, const u8 *mac)
 void ath5k_hw_set_associd(struct ath5k_hw *ah)
 {
 	struct ath_common *common = ath5k_hw_common(ah);
-	u32 low_id, high_id;
 	u16 tim_offset = 0;
 
 	/*
@@ -294,11 +293,13 @@ void ath5k_hw_set_associd(struct ath5k_hw *ah)
 	/*
 	 * Set BSSID which triggers the "SME Join" operation
 	 */
-	low_id = get_unaligned_le32(common->curbssid);
-	high_id = get_unaligned_le16(common->curbssid + 4);
-	ath5k_hw_reg_write(ah, low_id, AR_BSSMSKL);
-	ath5k_hw_reg_write(ah, high_id | ((common->curaid & 0x3fff) <<
-				AR5K_BSS_ID1_AID_S), AR_BSSMSKU);
+	ath5k_hw_reg_write(ah,
+			   get_unaligned_le32(common->curbssid),
+			   AR_BSSMSKL);
+	ath5k_hw_reg_write(ah,
+			   get_unaligned_le16(common->curbssid + 4) |
+			   ((common->curaid & 0x3fff) << AR5K_BSS_ID1_AID_S),
+			   AR_BSSMSKU);
 
 	if (common->curaid == 0) {
 		ath5k_hw_disable_pspoll(ah);