staging: wilc1000: remove os_private

This patch removes unused variable os_private and delete
struct wilc_wlan_os_context_t since there is no members in it. Remove it's
related code also.
Signed-off-by: Glen Lee <glen.lee@atmel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/wilc1000/linux_wlan.c

@@ -888,8 +888,6 @@ void linux_to_wlan(wilc_wlan_inp_t *nwi, struct wilc *nic)
 {
 	PRINT_D(INIT_DBG, "Linux to Wlan services ...\n");
 
-	nwi->os_context.os_private = (void *)nic;
-
 #ifdef WILC_SDIO
 	nwi->io_func.io_type = HIF_SDIO;
 #else

drivers/staging/wilc1000/wilc_wlan_if.h

@@ -84,11 +84,6 @@ typedef struct {
 #define WILC_MAC_INDICATE_SCAN		0x2
 
 typedef struct {
-	void *os_private;
-} wilc_wlan_os_context_t;
-
-typedef struct {
-	wilc_wlan_os_context_t os_context;
 	wilc_wlan_io_func_t io_func;
 } wilc_wlan_inp_t;