diff --git a/drivers/net/wireless/rockchip_wlan/rtl8188fu/hal/rtl8188f/rtl8188f_phycfg.c b/drivers/net/wireless/rockchip_wlan/rtl8188fu/hal/rtl8188f/rtl8188f_phycfg.c
index 40d5b6ca667c..6a3ddfe24a24 100644
--- a/drivers/net/wireless/rockchip_wlan/rtl8188fu/hal/rtl8188f/rtl8188f_phycfg.c
+++ b/drivers/net/wireless/rockchip_wlan/rtl8188fu/hal/rtl8188f/rtl8188f_phycfg.c
@@ -375,7 +375,7 @@ PHY_SetRFReg_8188F(
 	u32		Original_Value, BitShift;
 
 	if (eRFPath >= MAX_RF_PATH)
-		return 0;
+		return;
 
 #if (DISABLE_BB_RF == 1)
 	return;
diff --git a/drivers/net/wireless/rockchip_wlan/rtl8188fu/os_dep/linux/ioctl_linux.c b/drivers/net/wireless/rockchip_wlan/rtl8188fu/os_dep/linux/ioctl_linux.c
index 4cac0ff5af9f..f918902e2bbd 100644
--- a/drivers/net/wireless/rockchip_wlan/rtl8188fu/os_dep/linux/ioctl_linux.c
+++ b/drivers/net/wireless/rockchip_wlan/rtl8188fu/os_dep/linux/ioctl_linux.c
@@ -12561,7 +12561,7 @@ static int _rtw_ioctl_wext_private(struct net_device *dev, union iwreq_data *wrq
 			count = 0;
 			do {
 				str = strsep(&ptr, delim);
-				if (NULL == str || count >= 4096)
+				if (NULL == str || count >= 1024)
 					break;
 				sscanf(str, "%i", &temp);
 				((s32 *)buffer)[count++] = (s32)temp;