rtlwifi: rtl8723ae: fix comparison pointer to bool warning in phy.c

Fixes coccicheck warning:

drivers/net/wireless/realtek/rtlwifi/rtl8723ae/phy.c:191:5-13: WARNING: Comparison to bool
drivers/net/wireless/realtek/rtlwifi/rtl8723ae/phy.c:205:5-13: WARNING: Comparison to bool
drivers/net/wireless/realtek/rtlwifi/rtl8723ae/phy.c:211:5-13: WARNING: Comparison to bool
drivers/net/wireless/realtek/rtlwifi/rtl8723ae/phy.c:625:5-30: WARNING: Comparison to bool

Signed-off-by: Zheng Bin <[e-mail]>
Signed-off-by: Kalle Valo <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]

drivers/net/wireless/realtek/rtlwifi/rtl8723ae/phy.c

···
 	rtl_dbg(rtlpriv, COMP_INIT, DBG_TRACE, "\n");
 	rtstatus = _rtl8723e_phy_config_bb_with_headerfile(hw,
 						BASEBAND_CONFIG_PHY_REG);
-	if (rtstatus != true) {
+	if (!rtstatus) {
 		pr_err("Write BB Reg Fail!!\n");
 		return false;
 	}
···
 		rtstatus = _rtl8723e_phy_config_bb_with_pgheaderfile(hw,
 					BASEBAND_CONFIG_PHY_REG);
 	}
-	if (rtstatus != true) {
+	if (!rtstatus) {
 		pr_err("BB_PG Reg Fail!!\n");
 		return false;
 	}
 	rtstatus =
 	  _rtl8723e_phy_config_bb_with_headerfile(hw, BASEBAND_CONFIG_AGC_TAB);
-	if (rtstatus != true) {
+	if (!rtstatus) {
 		pr_err("AGC Table Fail\n");
 		return false;
 	}
···
 	struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw));
 	u8 cckpowerlevel[2], ofdmpowerlevel[2];
 
-	if (rtlefuse->txpwr_fromeprom == false)
+	if (!rtlefuse->txpwr_fromeprom)
 		return;
 	_rtl8723e_get_txpower_index(hw, channel,
 				    &cckpowerlevel[0], &ofdmpowerlevel[0]);