staging/rtl8188eu/os_dep: Remove unneeded variable ret

Below list of functions returns 0 in success and -EINVAL in failure. So
directly return 0 on Success.

Signed-off-by: Hariprasad Kelam <hariprasad.kelam@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/rtl8188eu/os_dep/ioctl_linux.c b/drivers/staging/rtl8188eu/os_dep/ioctl_linux.c
index f47e51a..ec5835d 100644 (file)
--- a/drivers/staging/rtl8188eu/os_dep/ioctl_linux.c
+++ b/drivers/staging/rtl8188eu/os_dep/ioctl_linux.c
@@ -2508,7 +2508,6 @@ static int rtw_add_sta(struct net_device *dev, struct ieee_param *param)
 
 static int rtw_del_sta(struct net_device *dev, struct ieee_param *param)
 {
-       int ret = 0;
        struct sta_info *psta = NULL;
        struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
        struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
@@ -2538,7 +2537,7 @@ static int rtw_del_sta(struct net_device *dev, struct ieee_param *param)
                DBG_88E("rtw_del_sta(), sta has already been removed or never been added\n");
        }
 
-       return ret;
+       return 0;
 }
 
 static int rtw_ioctl_get_sta_data(struct net_device *dev, struct ieee_param *param, int len)
@@ -2636,7 +2635,6 @@ static int rtw_get_sta_wpaie(struct net_device *dev, struct ieee_param *param)
 
 static int rtw_set_wps_beacon(struct net_device *dev, struct ieee_param *param, int len)
 {
-       int ret = 0;
        unsigned char wps_oui[4] = {0x0, 0x50, 0xf2, 0x04};
        struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
        struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
@@ -2668,12 +2666,11 @@ static int rtw_set_wps_beacon(struct net_device *dev, struct ieee_param *param,
                pmlmeext->bstart_bss = true;
        }
 
-       return ret;
+       return 0;
 }
 
 static int rtw_set_wps_probe_resp(struct net_device *dev, struct ieee_param *param, int len)
 {
-       int ret = 0;
        struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
        struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
        int ie_len;
@@ -2698,12 +2695,11 @@ static int rtw_set_wps_probe_resp(struct net_device *dev, struct ieee_param *par
                memcpy(pmlmepriv->wps_probe_resp_ie, param->u.bcn_ie.buf, ie_len);
        }
 
-       return ret;
+       return 0;
 }
 
 static int rtw_set_wps_assoc_resp(struct net_device *dev, struct ieee_param *param, int len)
 {
-       int ret = 0;
        struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
        struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
        int ie_len;
@@ -2729,12 +2725,11 @@ static int rtw_set_wps_assoc_resp(struct net_device *dev, struct ieee_param *par
                memcpy(pmlmepriv->wps_assoc_resp_ie, param->u.bcn_ie.buf, ie_len);
        }
 
-       return ret;
+       return 0;
 }
 
 static int rtw_set_hidden_ssid(struct net_device *dev, struct ieee_param *param, int len)
 {
-       int ret = 0;
        struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
        struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
        struct mlme_ext_priv    *pmlmeext = &(padapter->mlmeextpriv);
@@ -2754,7 +2749,7 @@ static int rtw_set_hidden_ssid(struct net_device *dev, struct ieee_param *param,
                value = 0;
        DBG_88E("%s value(%u)\n", __func__, value);
        pmlmeinfo->hidden_ssid_mode = value;
-       return ret;
+       return 0;
 }
 
 static int rtw_ioctl_acl_remove_sta(struct net_device *dev, struct ieee_param *param, int len)
@@ -2787,7 +2782,6 @@ static int rtw_ioctl_acl_add_sta(struct net_device *dev, struct ieee_param *para
 
 static int rtw_ioctl_set_macaddr_acl(struct net_device *dev, struct ieee_param *param, int len)
 {
-       int ret = 0;
        struct adapter *padapter = (struct adapter *)rtw_netdev_priv(dev);
        struct mlme_priv *pmlmepriv = &(padapter->mlmepriv);
 
@@ -2796,7 +2790,7 @@ static int rtw_ioctl_set_macaddr_acl(struct net_device *dev, struct ieee_param *
 
        rtw_set_macaddr_acl(padapter, param->u.mlme.command);
 
-       return ret;
+       return 0;
 }
 
 static int rtw_hostapd_ioctl(struct net_device *dev, struct iw_point *p)