staging: r8188eu: make rtw_init_recv_timer() static

The function rtw_init_recv_timer() is only used in rtw_sta_mgt.c.
Make it static and remove the now empty file os_dep/recv_linux.c.

Tested-by: Philipp Hortmann <philipp.g.hortmann@gmail.com> # Edimax N150
Signed-off-by: Michael Straube <straube.linux@gmail.com>
Link: https://lore.kernel.org/r/20220807181538.8499-6-straube.linux@gmail.comSigned-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/r8188eu/Makefile

@@ -25,7 +25,6 @@ r8188eu-y = \
 		os_dep/mlme_linux.o \
 		os_dep/os_intfs.o \
 		os_dep/osdep_service.o \
-		os_dep/recv_linux.o \
 		os_dep/usb_intf.o \
 		os_dep/usb_ops_linux.o \
 		os_dep/xmit_linux.o \

drivers/staging/r8188eu/core/rtw_sta_mgt.c

@@ -141,6 +141,19 @@ void _rtw_free_sta_priv(struct	sta_priv *pstapriv)
 	}
 }
 
+static void _rtw_reordering_ctrl_timeout_handler(struct timer_list *t)
+{
+	struct recv_reorder_ctrl *preorder_ctrl;
+
+	preorder_ctrl = from_timer(preorder_ctrl, t, reordering_ctrl_timer);
+	rtw_reordering_ctrl_timeout_handler(preorder_ctrl);
+}
+
+static void rtw_init_recv_timer(struct recv_reorder_ctrl *preorder_ctrl)
+{
+	timer_setup(&preorder_ctrl->reordering_ctrl_timer, _rtw_reordering_ctrl_timeout_handler, 0);
+}
+
 struct	sta_info *rtw_alloc_stainfo(struct sta_priv *pstapriv, u8 *hwaddr)
 {
 	s32	index;

drivers/staging/r8188eu/include/recv_osdep.h

@@ -16,7 +16,6 @@ void rtw_recv_returnpacket(struct  net_device *cnxt, struct sk_buff *retpkt);
 int rtw_init_recv_priv(struct recv_priv *precvpriv, struct adapter *padapter);
 void rtw_free_recv_priv(struct recv_priv *precvpriv);
 
-void rtw_init_recv_timer(struct recv_reorder_ctrl *preorder_ctrl);
 int _netdev_open(struct net_device *pnetdev);
 int netdev_open(struct net_device *pnetdev);
 int netdev_close(struct net_device *pnetdev);

drivers/staging/r8188eu/os_dep/recv_linux.c

-// SPDX-License-Identifier: GPL-2.0
-/* Copyright(c) 2007 - 2011 Realtek Corporation. */
-
-#define _RECV_OSDEP_C_
-
-#include "../include/osdep_service.h"
-#include "../include/drv_types.h"
-
-#include "../include/wifi.h"
-#include "../include/recv_osdep.h"
-
-#include "../include/osdep_intf.h"
-#include "../include/usb_ops.h"
-
-static void _rtw_reordering_ctrl_timeout_handler(struct timer_list *t)
-{
-	struct recv_reorder_ctrl *preorder_ctrl;
-
-	preorder_ctrl = from_timer(preorder_ctrl, t, reordering_ctrl_timer);
-	rtw_reordering_ctrl_timeout_handler(preorder_ctrl);
-}
-
-void rtw_init_recv_timer(struct recv_reorder_ctrl *preorder_ctrl)
-{
-	timer_setup(&preorder_ctrl->reordering_ctrl_timer, _rtw_reordering_ctrl_timeout_handler, 0);
-}