[PATCH 1/2] staging: rtl8723bs: simplify LPS_RF_ON_check control flow

[Hungyu Lin <dennylin0707@gmail.com>]

Replace err + break pattern with direct returns to simplify
the control flow and improve readability.

No functional change intended.

Signed-off-by: Hungyu Lin <dennylin0707@gmail.com>
---
 drivers/staging/rtl8723bs/core/rtw_pwrctrl.c | 24 ++++++++------------
 1 file changed, 9 insertions(+), 15 deletions(-)

diff --git a/drivers/staging/rtl8723bs/core/rtw_pwrctrl.c b/drivers/staging/rtl8723bs/core/rtw_pwrctrl.c
index ca1cb58fc801..7f297f2d2ff4 100644
--- a/drivers/staging/rtl8723bs/core/rtw_pwrctrl.c
+++ b/drivers/staging/rtl8723bs/core/rtw_pwrctrl.c
@@ -389,35 +389,29 @@ void rtw_set_ps_mode(struct adapter *padapter, u8 ps_mode,
 
 /*
  * Return:
- *0:	Leave OK
- *-1:	Timeout
- *-2:	Other error
+ * 0:    Leave OK
+ * -1:   Timeout
+ * -2:   Other error
  */
 s32 LPS_RF_ON_check(struct adapter *padapter, u32 delay_ms)
 {
 	unsigned long start_time;
 	u8 bAwake = false;
-	s32 err = 0;
 
 	start_time = jiffies;
 	while (1) {
 		rtw_hal_get_hwreg(padapter, HW_VAR_FWLPS_RF_ON, &bAwake);
 		if (bAwake)
-			break;
+			return 0;
 
-		if (padapter->bSurpriseRemoved) {
-			err = -2;
-			break;
-		}
+		if (padapter->bSurpriseRemoved)
+			return -2;
+
+		if (jiffies_to_msecs(jiffies - start_time) > delay_ms)
+			return -1;
 
-		if (jiffies_to_msecs(jiffies - start_time) > delay_ms) {
-			err = -1;
-			break;
-		}
 		msleep(1);
 	}
-
-	return err;
 }
 
 /* Description: Enter the leisure power save mode. */
-- 
2.34.1