staging: r8188eu: convert PHY_MACConfig8188E() to common error logic

Convert the function PHY_MACConfig8188E() away from returning _FAIL or
_SUCCESS which uses inverted error logic. Use the common error logic
instead. Return 0 for success and negative values for failure.
Signed-off-by: Michael Straube <straube.linux@gmail.com>
Tested-by: Philipp Hortmann <philipp.g.hortmann@gmail.com> # Edimax N150
Link: https://lore.kernel.org/r/20230115210734.18610-2-straube.linux@gmail.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/r8188eu/hal/rtl8188e_phycfg.c

@@ -315,21 +315,20 @@ rtl8188e_PHY_SetRFReg(
  *  08/12/2008	MHC		Create Version 0.
  *
  *---------------------------------------------------------------------------*/
-s32 PHY_MACConfig8188E(struct adapter *Adapter)
+int PHY_MACConfig8188E(struct adapter *Adapter)
 {
 	struct hal_data_8188e *pHalData = &Adapter->haldata;
-	int rtStatus = _SUCCESS;
+	int err;
 
 	/*  */
 	/*  Config MAC */
 	/*  */
-	if (ODM_ReadAndConfig_MAC_REG_8188E(&pHalData->odmpriv))
-		rtStatus = _FAIL;
+	err = ODM_ReadAndConfig_MAC_REG_8188E(&pHalData->odmpriv);
 
 	/*  2010.07.13 AMPDU aggregation number B */
 	rtw_write16(Adapter, REG_MAX_AGGR_NUM, MAX_AGGR_NUM);
 
-	return rtStatus;
+	return err;
 }
 
 /**

drivers/staging/r8188eu/hal/usb_halinit.c

@@ -600,9 +600,8 @@ u32 rtl8188eu_hal_init(struct adapter *Adapter)
 	Adapter->pwrctrlpriv.bFwCurrentInPSMode = false;
 	haldata->LastHMEBoxNum = 0;
 
-	status = PHY_MACConfig8188E(Adapter);
-	if (status == _FAIL)
-		goto exit;
+	if (PHY_MACConfig8188E(Adapter))
+		return _FAIL;
 
 	/*  */
 	/* d. Initialize BB related configurations. */