staging: rtl8712: r8712_init_recvbuf(): Change return type

Change return type of r8712_init_recvbuf from int to void as it always
returned _SUCCESS and this return value was never used at any call site.
Signed-off-by: Nishka Dasgupta <nishkadg.linux@gmail.com>
Link: https://lore.kernel.org/r/20190722092341.21030-7-nishkadg.linux@gmail.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/rtl8712/rtl8712_recv.c

@@ -107,7 +107,7 @@ void r8712_free_recv_priv(struct recv_priv *precvpriv)
 			    skb_queue_len(&precvpriv->free_recv_skb_queue));
 }
 
-int r8712_init_recvbuf(struct _adapter *padapter, struct recv_buf *precvbuf)
+void r8712_init_recvbuf(struct _adapter *padapter, struct recv_buf *precvbuf)
 {
 	precvbuf->transfer_len = 0;
 	precvbuf->len = 0;
@@ -118,7 +118,6 @@ int r8712_init_recvbuf(struct _adapter *padapter, struct recv_buf *precvbuf)
 		precvbuf->ptail = precvbuf->pbuf;
 		precvbuf->pend = precvbuf->pdata + MAX_RECVBUF_SZ;
 	}
-	return _SUCCESS;
 }
 
 int r8712_free_recvframe(union recv_frame *precvframe,

drivers/staging/rtl8712/rtl8712_recv.h

@@ -136,7 +136,7 @@ union recv_frame {
 	} u;
 };
 
-int r8712_init_recvbuf(struct _adapter *padapter, struct recv_buf *precvbuf);
+void r8712_init_recvbuf(struct _adapter *padapter, struct recv_buf *precvbuf);
 void r8712_rxcmd_event_hdl(struct _adapter *padapter, void *prxcmdbuf);
 s32 r8712_signal_scale_mapping(s32 cur_sig);
 void r8712_reordering_ctrl_timeout_handler(void *pcontext);