ath9k: Cleanup ineffective return values

This patch makes the return type of some of the functions
void as those functions always return true

Signed-off-by: Vasanthakumar Thiagarajan <vasanth@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 12 insertions, 39 deletions

diff --git a/drivers/net/wireless/ath/ath9k/eeprom.c b/drivers/net/wireless/ath/ath9k/eeprom.c
index 44fee5ae8925..a2fda702b620 100644
--- a/drivers/net/wireless/ath/ath9k/eeprom.c
+++ b/drivers/net/wireless/ath/ath9k/eeprom.c
@@ -694,7 +694,7 @@ static void ath9k_hw_get_4k_gain_boundaries_pdadcs(struct ath_hw *ah,
 #undef TMP_VAL_VPD_TABLE
 }
 
-static bool ath9k_hw_set_4k_power_cal_table(struct ath_hw *ah,
+static void ath9k_hw_set_4k_power_cal_table(struct ath_hw *ah,
                                   struct ath9k_channel *chan,
                                   int16_t *pTxPowerIndexOffset)
 {
@@ -805,11 +805,9 @@ static bool ath9k_hw_set_4k_power_cal_table(struct ath_hw *ah,
         }
 
         *pTxPowerIndexOffset = 0;
-
-        return true;
 }
 
-static bool ath9k_hw_set_4k_power_per_rate_table(struct ath_hw *ah,
+static void ath9k_hw_set_4k_power_per_rate_table(struct ath_hw *ah,
                                                  struct ath9k_channel *chan,
                                                  int16_t *ratesArray,
                                                  u16 cfgCtl,
@@ -1041,10 +1039,9 @@ static bool ath9k_hw_set_4k_power_per_rate_table(struct ath_hw *ah,
                 ratesArray[rateExtOfdm] = targetPowerOfdmExt.tPow2x[0];
                 ratesArray[rateExtCck] = targetPowerCckExt.tPow2x[0];
         }
-        return true;
 }
 
-static int ath9k_hw_4k_set_txpower(struct ath_hw *ah,
+static void ath9k_hw_4k_set_txpower(struct ath_hw *ah,
                                    struct ath9k_channel *chan,
                                    u16 cfgCtl,
                                    u8 twiceAntennaReduction,
@@ -1065,22 +1062,13 @@ static int ath9k_hw_4k_set_txpower(struct ath_hw *ah,
                 ht40PowerIncForPdadc = pModal->ht40PowerIncForPdadc;
         }
 
-        if (!ath9k_hw_set_4k_power_per_rate_table(ah, chan,
+        ath9k_hw_set_4k_power_per_rate_table(ah, chan,
                                                &ratesArray[0], cfgCtl,
                                                twiceAntennaReduction,
                                                twiceMaxRegulatoryPower,
-                                               powerLimit)) {
-                DPRINTF(ah->ah_sc, ATH_DBG_EEPROM,
-                        "ath9k_hw_set_txpower: unable to set "
-                        "tx power per rate table\n");
-                return -EIO;
-        }
+                                               powerLimit);
 
-        if (!ath9k_hw_set_4k_power_cal_table(ah, chan, &txPowerIndexOffset)) {
-                DPRINTF(ah->ah_sc, ATH_DBG_EEPROM,
-                         "ath9k_hw_set_txpower: unable to set power table\n");
-                return -EIO;
-        }
+        ath9k_hw_set_4k_power_cal_table(ah, chan, &txPowerIndexOffset);
 
         for (i = 0; i < ARRAY_SIZE(ratesArray); i++) {
                 ratesArray[i] = (int16_t)(txPowerIndexOffset + ratesArray[i]);
@@ -1168,7 +1156,6 @@ static int ath9k_hw_4k_set_txpower(struct ath_hw *ah,
         else
                 ah->regulatory.max_power_level = ratesArray[i];
 
-        return 0;
 }
 
 static void ath9k_hw_4k_set_addac(struct ath_hw *ah,
@@ -2103,7 +2090,7 @@ static void ath9k_hw_get_def_gain_boundaries_pdadcs(struct ath_hw *ah,
         return;
 }
 
-static bool ath9k_hw_set_def_power_cal_table(struct ath_hw *ah,
+static void ath9k_hw_set_def_power_cal_table(struct ath_hw *ah,
                                   struct ath9k_channel *chan,
                                   int16_t *pTxPowerIndexOffset)
 {
@@ -2255,13 +2242,11 @@ static bool ath9k_hw_set_def_power_cal_table(struct ath_hw *ah,
         }
 
         *pTxPowerIndexOffset = 0;
-
-        return true;
 #undef SM_PD_GAIN
 #undef SM_PDGAIN_B
 }
 
-static bool ath9k_hw_set_def_power_per_rate_table(struct ath_hw *ah,
+static void ath9k_hw_set_def_power_per_rate_table(struct ath_hw *ah,
                                                   struct ath9k_channel *chan,
                                                   int16_t *ratesArray,
                                                   u16 cfgCtl,
@@ -2549,10 +2534,9 @@ static bool ath9k_hw_set_def_power_per_rate_table(struct ath_hw *ah,
                                 targetPowerCckExt.tPow2x[0];
                 }
         }
-        return true;
 }
 
-static int ath9k_hw_def_set_txpower(struct ath_hw *ah,
+static void ath9k_hw_def_set_txpower(struct ath_hw *ah,
                                     struct ath9k_channel *chan,
                                     u16 cfgCtl,
                                     u8 twiceAntennaReduction,
@@ -2575,22 +2559,13 @@ static int ath9k_hw_def_set_txpower(struct ath_hw *ah,
                 ht40PowerIncForPdadc = pModal->ht40PowerIncForPdadc;
         }
 
-        if (!ath9k_hw_set_def_power_per_rate_table(ah, chan,
+        ath9k_hw_set_def_power_per_rate_table(ah, chan,
                                                &ratesArray[0], cfgCtl,
                                                twiceAntennaReduction,
                                                twiceMaxRegulatoryPower,
-                                               powerLimit)) {
-                DPRINTF(ah->ah_sc, ATH_DBG_EEPROM,
-                        "ath9k_hw_set_txpower: unable to set "
-                        "tx power per rate table\n");
-                return -EIO;
-        }
+                                               powerLimit);
 
-        if (!ath9k_hw_set_def_power_cal_table(ah, chan, &txPowerIndexOffset)) {
-                DPRINTF(ah->ah_sc, ATH_DBG_EEPROM,
-                         "ath9k_hw_set_txpower: unable to set power table\n");
-                return -EIO;
-        }
+        ath9k_hw_set_def_power_cal_table(ah, chan, &txPowerIndexOffset);
 
         for (i = 0; i < ARRAY_SIZE(ratesArray); i++) {
                 ratesArray[i] = (int16_t)(txPowerIndexOffset + ratesArray[i]);
@@ -2717,8 +2692,6 @@ static int ath9k_hw_def_set_txpower(struct ath_hw *ah,
                         "Invalid chainmask configuration\n");
                 break;
         }
-
-        return 0;
 }
 
 static u8 ath9k_hw_def_get_num_ant_config(struct ath_hw *ah,