wifi: ath5k: remove unnecessary (void*) conversions

No need cast (void *) to (struct ath5k_hw *).
Signed-off-by: Wu Yunchuan <yunchuan@nfschina.com>
Reviewed-by: Jiri Slaby <jirislaby@kernel.org>
Signed-off-by: Kalle Valo <quic_kvalo@quicinc.com>
Link: https://lore.kernel.org/r/20230919044959.523576-1-yunchuan@nfschina.com

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

@@ -230,13 +230,13 @@ ath5k_chip_name(enum ath5k_srev_type type, u_int16_t val)
 }
 static unsigned int ath5k_ioread32(void *hw_priv, u32 reg_offset)
 {
-	struct ath5k_hw *ah = (struct ath5k_hw *) hw_priv;
+	struct ath5k_hw *ah = hw_priv;
 	return ath5k_hw_reg_read(ah, reg_offset);
 }
 
 static void ath5k_iowrite32(void *hw_priv, u32 val, u32 reg_offset)
 {
-	struct ath5k_hw *ah = (struct ath5k_hw *) hw_priv;
+	struct ath5k_hw *ah = hw_priv;
 	ath5k_hw_reg_write(ah, val, reg_offset);
 }
 

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

@@ -54,7 +54,7 @@ MODULE_DEVICE_TABLE(pci, ath5k_pci_id_table);
 /* return bus cachesize in 4B word units */
 static void ath5k_pci_read_cachesize(struct ath_common *common, int *csz)
 {
-	struct ath5k_hw *ah = (struct ath5k_hw *) common->priv;
+	struct ath5k_hw *ah = common->priv;
 	u8 u8tmp;
 
 	pci_read_config_byte(ah->pdev, PCI_CACHE_LINE_SIZE, &u8tmp);
@@ -76,7 +76,7 @@ static void ath5k_pci_read_cachesize(struct ath_common *common, int *csz)
 static bool
 ath5k_pci_eeprom_read(struct ath_common *common, u32 offset, u16 *data)
 {
-	struct ath5k_hw *ah = (struct ath5k_hw *) common->ah;
+	struct ath5k_hw *ah = common->ah;
 	u32 status, timeout;
 
 	/*