staging: wilc1000: call linux_sdio_init instead of io_init

Just call linux_sdio_init instead of io_init function pointer.
Signed-off-by: Glen Lee <glen.lee@atmel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/wilc1000/wilc_sdio.c

@@ -562,11 +562,9 @@ static int sdio_init(wilc_wlan_inp_t *inp, wilc_debug_func func)
 	g_sdio.dPrint = func;
 	g_sdio.os_context = inp->os_context.os_private;
 
-	if (inp->io_func.io_init) {
-		if (!inp->io_func.io_init(g_sdio.os_context)) {
+	if (!linux_sdio_init(g_sdio.os_context)) {
 		g_sdio.dPrint(N_ERR, "[wilc sdio]: Failed io init bus...\n");
 		return 0;
-		}
 	} else {
 		return 0;
 	}