staging: rtl8712: r8712_setopmode_cmd(): Change return type

Change return type of function r8712_setopmode_cmd() from u8 to void as
its return value is never stored or checked or otherwise used.
Signed-off-by: Nishka Dasgupta <nishkadg.linux@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/rtl8712/rtl871x_cmd.c

@@ -583,7 +583,7 @@ void r8712_disassoc_cmd(struct _adapter *padapter) /* for sta_mode */
 	r8712_enqueue_cmd(pcmdpriv, pdisconnect_cmd);
 }
 
-u8 r8712_setopmode_cmd(struct _adapter *padapter,
+void r8712_setopmode_cmd(struct _adapter *padapter,
 		 enum NDIS_802_11_NETWORK_INFRASTRUCTURE networktype)
 {
 	struct cmd_obj *ph2c;
@@ -593,16 +593,15 @@ u8 r8712_setopmode_cmd(struct _adapter *padapter,
 
 	ph2c = kmalloc(sizeof(*ph2c), GFP_ATOMIC);
 	if (!ph2c)
-		return _FAIL;
+		return;
 	psetop = kmalloc(sizeof(*psetop), GFP_ATOMIC);
 	if (!psetop) {
 		kfree(ph2c);
-		return _FAIL;
+		return;
 	}
 	init_h2fwcmd_w_parm_no_rsp(ph2c, psetop, _SetOpMode_CMD_);
 	psetop->mode = (u8)networktype;
 	r8712_enqueue_cmd(pcmdpriv, ph2c);
-	return _SUCCESS;
 }
 
 u8 r8712_setstakey_cmd(struct _adapter *padapter, u8 *psta, u8 unicast_key)

drivers/staging/rtl8712/rtl871x_cmd.h

@@ -717,7 +717,7 @@ u8 r8712_setstakey_cmd(struct _adapter *padapter, u8 *psta, u8 unicast_key);
 int r8712_joinbss_cmd(struct _adapter *padapter,
 		      struct wlan_network *pnetwork);
 void r8712_disassoc_cmd(struct _adapter *padapter);
-u8 r8712_setopmode_cmd(struct _adapter *padapter,
+void r8712_setopmode_cmd(struct _adapter *padapter,
 		 enum NDIS_802_11_NETWORK_INFRASTRUCTURE networktype);
 int r8712_setdatarate_cmd(struct _adapter *padapter, u8 *rateset);
 void r8712_set_chplan_cmd(struct _adapter  *padapter, int chplan);