diff --git a/drivers/staging/rtl8712/rtl871x_ioctl_linux.c b/drivers/staging/rtl8712/rtl871x_ioctl_linux.c
index b08b9a191a34..944336e0d2e2 100644
--- a/drivers/staging/rtl8712/rtl871x_ioctl_linux.c
+++ b/drivers/staging/rtl8712/rtl871x_ioctl_linux.c
@@ -419,8 +419,7 @@ static int wpa_set_encryption(struct net_device *dev, struct ieee_param *param,
 		pwep->KeyIndex |= 0x80000000;
 		memcpy(pwep->KeyMaterial, param->u.crypt.key, pwep->KeyLength);
 		if (param->u.crypt.set_tx) {
-			if (r8712_set_802_11_add_wep(padapter, pwep) ==
-			    (u8)_FAIL)
+			if (r8712_set_802_11_add_wep(padapter, pwep))
 				ret = -EOPNOTSUPP;
 		} else {
 			/* don't update "psecuritypriv->PrivacyAlgrthm" and
@@ -1585,7 +1584,7 @@ static int r8711_wx_set_enc(struct net_device *dev,
 	}
 	wep.KeyIndex |= 0x80000000;	/* transmit key */
 	memcpy(wep.KeyMaterial, keybuf, wep.KeyLength);
-	if (r8712_set_802_11_add_wep(padapter, &wep) == _FAIL)
+	if (r8712_set_802_11_add_wep(padapter, &wep))
 		return -EOPNOTSUPP;
 	return 0;
 }
diff --git a/drivers/staging/rtl8712/rtl871x_ioctl_set.c b/drivers/staging/rtl8712/rtl871x_ioctl_set.c
index 54b16bc41465..6cdc6f1a6bc6 100644
--- a/drivers/staging/rtl8712/rtl871x_ioctl_set.c
+++ b/drivers/staging/rtl8712/rtl871x_ioctl_set.c
@@ -327,15 +327,15 @@ u8 r8712_set_802_11_authentication_mode(struct _adapter *padapter,
 	return ret;
 }
 
-u8 r8712_set_802_11_add_wep(struct _adapter *padapter,
-			    struct NDIS_802_11_WEP *wep)
+int r8712_set_802_11_add_wep(struct _adapter *padapter,
+			     struct NDIS_802_11_WEP *wep)
 {
 	sint	keyid;
 	struct security_priv *psecuritypriv = &padapter->securitypriv;
 
 	keyid = wep->KeyIndex & 0x3fffffff;
 	if (keyid >= WEP_KEYS)
-		return false;
+		return -EINVAL;
 	switch (wep->KeyLength) {
 	case 5:
 		psecuritypriv->PrivacyAlgrthm = _WEP40_;
@@ -351,7 +351,5 @@ u8 r8712_set_802_11_add_wep(struct _adapter *padapter,
 		wep->KeyLength);
 	psecuritypriv->DefKeylen[keyid] = wep->KeyLength;
 	psecuritypriv->PrivacyKeyIndex = keyid;
-	if (r8712_set_key(padapter, psecuritypriv, keyid))
-		return false;
-	return _SUCCESS;
+	return r8712_set_key(padapter, psecuritypriv, keyid);
 }
diff --git a/drivers/staging/rtl8712/rtl871x_ioctl_set.h b/drivers/staging/rtl8712/rtl871x_ioctl_set.h
index 8b1085aea962..e2de820f61d9 100644
--- a/drivers/staging/rtl8712/rtl871x_ioctl_set.h
+++ b/drivers/staging/rtl8712/rtl871x_ioctl_set.h
@@ -28,8 +28,8 @@ u8 r8712_set_802_11_authentication_mode(struct _adapter *pdapter,
 
 u8 r8712_set_802_11_bssid(struct _adapter *padapter, u8 *bssid);
 
-u8 r8712_set_802_11_add_wep(struct _adapter *padapter,
-			    struct NDIS_802_11_WEP *wep);
+int r8712_set_802_11_add_wep(struct _adapter *padapter,
+			     struct NDIS_802_11_WEP *wep);
 
 u8 r8712_set_802_11_disassociate(struct _adapter *padapter);