Fix some sparse warning for realtek_cr patch
Signed-off-by: wwang <wei_wang@realsil.com.cn>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
        .driver_info = (flags)|(USB_US_TYPE_STOR<<24)\
 }
 
-struct usb_device_id realtek_cr_ids[] = {
+static struct usb_device_id realtek_cr_ids[] = {
 #      include "unusual_realtek.h"
        { }             /* Terminating entry */
 };
 }
 
 #ifdef CONFIG_PM
-void realtek_pm_hook(struct us_data *us, int pm_state)
+static void realtek_pm_hook(struct us_data *us, int pm_state)
 {
        if (pm_state == US_SUSPEND)
                (void)config_autodelink_before_power_down(us);